April 03, 2025

AQS Reference Table

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Downoad a csv version: agencies_all.csv

Agency Code	Agency	Agency Type Code	Agency Type	Contact Name	Contact Phone	Contact Email
0001	3M Chemolite	J	Private
1302	A	G	County Agency	Adam Xia	602.452.5054	axia at azmag.gov
1211	A K Steel	J	Private
0002	A. E. Staly Company	J	Private
0003	AAT Labs, Inc	J	Private
1244	ABT Associates, Inc.	J	Private
1402	ACCUTEST Laboratories	J	Private
0004	ADEM - Mobile (Field Office)	G	County Agency
0345	AECOM	J	Private
0521	AES Indiana	J	Private	Bryan Pepmeier	812-601-7348	bryan.pepmeier at aes.com
2369	ALL4	X	Contractor
1409	ALS Laboratories	J	Private
1452	AMSTech	J	Private
1317	APPTIS, Inc.	J	Private
1361	ARA, Atmospheric Research and Analysis	J	Private
0005	Aeromet Engineering, Inc	J	Private
2357	Aethon Energy	J	Private
0007	Air Pollution Control Division Of Water And Air Resources	F	State Agency
0008	Air Quality Consultants, Inc	J	Private	Ken Rozacky	512-258-7792	ken.rozacky at urs.com
0069	Air Quality Services	J	Private
0072	Air Quality Services LLC, IN	J	Private	Pam Block	812-452-4785	pblock at aqsllc.net
0009	Air Resource Specialists, Inc	J	Private	Emily Vandenhoek	970-484-7941	evandenhoek at air-resource.com
0010	Air Sciences Incorporated	J	Private
1300	Air ToxicsLimited, CA	J	Private
612	Ak Chin Indian Community of Maricopa (Ak Chin) Indian Reservation, AZ	T	Tribal	Ralph Gomez	520.568.1155	rgomez at ak-chin.nsn.us
0012	Akron Regional Air Pollution Control Agency	H	City Agency	Samuel Rubens	330-812-3874	srubens at schd.org
0013	Al Dept Of Env Mgt	F	State Agency	Christina Curran	334-260-2775	christina.curran at adem.alabama.gov
830	Alabama-Coushatta Tribe of Texas	T	Tribal
0015	Alaska Department Of Environmental Conservation	F	State Agency	Ms. Barbara Trost	(907) 269-6249	barbara.trost at alaska.gov
0016	Albright College	K	Institution
0017	Albuquerque Environmental Health Department, Air Quality Division	H	City Agency	Mr. Dwayne Salisbury	(505) 768-1966	dsalisbury at cabq.gov
0018	Alexandria Health Department	H	City Agency
0019	Aleyska Pipeline Service Company	J	Private
W27	All Indian Pueblo Council/POEP (consortium)	T	Tribal
0020	Allegany County Health Department	G	County Agency
0021	Allegheny County, PA Health Department	G	County Agency	Shaun Vozar	(412) 578-8145	Shaun.Vozar at AlleghenyCounty.US
0024	Aluminum Company Of America	J	Private
0025	Amador County APCD	I	District Agency
0026	Amarillo Bi-City-County Health Department	G	County Agency
0027	Amax Coal Company	J	Private
1224	Ambient Air Services, Inc.	J	Private	Joe Cooksey	904.964.8440	joecooksey at ambientairservices.com
1440	Ameren Missouri	G	County Agency
0029	American Colloid	J	Private
0030	American Crystal Sugar Company	J	Private
0031	American Electric Power	J	Private
0032	American Enka Company	J	Private	Andres Quijano	401-247-0100	aquijano at americanecotech.com
0070	American Municipal Power-Ohio, Inc	J	Private
0033	American Natural Gas	J	Private
0034	Amoco	J	Private
0035	Amoco Oil Company	J	Private
0037	Anaconda Copper Company	J	Private
0038	Anaconda Minerals Company	J	Private
1347	Anadarko, WY	J	Private
0039	Anderson Air Pollution Control Department	H	City Agency
0040	Anne Arundel County Department Of Health	G	County Agency
0042	Antelope Valley APCD	I	District Agency	Christopher Collins	(760) 245-1661, ext. 6282	ccollins at mdaqmd.ca.gov
0043	Appalachian Mountain Club	J	Private
0044	Appalachian State University	K	Institution
0045	Appleton Health Department	H	City Agency
0046	Appleton Papers Incorporated	J	Private
0047	Applied Environmental Consultants, Inc	J	Private
1382	Aptim Environmental & Infrastructure, Inc. (APTIM)	J	Private
281	Arapahoe Tribe of The Wind River Reservation, WY	T	Tribal
2354	ArcelorMittal	J	Private	Rich Zavoda, Regional Manager; Air Quality Programs	330-659-9163
1350	Arch Coal Company, WY	J	Private
0050	Arco	J	Private
0051	Arco Coal Company	J	Private
0053	Arizona Department Of Environmental Quality	F	State Agency	Mary Daniels	(602) 771-4404	daniels.mary at azdeq.gov
0055	Arkansas Department of Energy and Environment	F	State Agency	Ms. Miriam Talbert	(501) 682-0925	miriam at adeq.state.ar.us
031	Aroostook Band of Micmac Indians of Maine	T	Tribal	David Macek	(207) 764-7219
0060	Artic Health Research Laboratory	N	Fed Nonmilitary
0061	Asarco	J	Private
0062	Asarco, Inc	J	Private
0779	Asheville-Buncombe Air Quality Agency	I	District Agency	Kevin Lance	828-250-5783	kevin.lance at buncombecounty.org
0064	Ashland Oil	J	Private
1333	Aspen Consulting & Testing	J	Private
206	Assiniboine & Sioux Tribes of Fort Peck Indian Reservation, MT	T	Tribal
0066	Associated Electric	J	Private
0067	Atlantic Gelatine	J	Private
1221	Atmospheric Analysis & Consulting Inc. Ventura, CA	J	Private
0071	Atmospheric Research Institute	J	Private
0068	Austin-Travis County Health Department	G	County Agency
430	Bad River Band of Lake Superior Tribe of Chippewa Indians of Bad River, WI	T	Tribal	Nathan Kilger	715-682-7123 ext 155	airquality at badriver-nsn.gov
0073	Baltimore City Health Department	H	City Agency
0074	Baltimore County Division Of Air Pollution Control	G	County Agency
0077	Barkley And Dexter Labs, Inc	J	Private	Jennifer Logue	510-486-5945	jmlogue at lbl.gov
1417	Basin Electric Power Cooperative	J	Private
0083	Bath Iron Works, Bath, Me	J	Private
0082	Battelle	J	Private	Steve Gomori	614-424-6127	gomoris at battelle.org
0084	Battelle Memorial Institute	J	Private	Jingyu Feng	614-424-4693	fengjin at battelle.org
0085	Battelle Northwest Laboratories	J	Private	Ian Warmbrodt	614-424-4170	WARMBRODTI at BATTELLE.ORG
0086	Bay Area Air Quality Management District	I	District Agency	Lilian Turcios-Metho	(415) 793-8275	lturcios-metho at baaqmd.gov
0088	Bearpaw Energy Inc	J	Private
0091	Beker Industries	J	Private
1327	Benton Clean Air Authority, WA	I	District Agency	Robin Priddy	509 943 3396	rpri at bcaa.net
0093	Berlin Foundry Corporation	J	Private
0095	Bethlehem Steel Corporation	J	Private
530	Big Pine Paiute Tribe of the Owens Valley	T	Tribal	Cindy Duriscoe	760-938-2003 x234	c.duriscoe at bigpinepaiute.org
0099	Billings Laurel Air Quality Technical Committee	I	District Agency
0102	Bison Engineering	J	Private
2349	Biswas Information Technology Solutions, Inc.	X	Contractor	Kirity Mukhopadhyaya	202-361-3150	Kirity at b-itsinc.com
1367	Black Butte Coal Company	J	Private
1364	Black hills Power	J	Private
201	Blackfeet Tribe of Blackfeet Indian Reservation of Montana	T	Tribal
558	Blue Lake Rancheria, CA	T	Tribal	Jacob Pounds	707.668.5101	jpounds at bluelakerancheria-nsn.gov
0105	Boc Flint	J	Private
0106	Boise Cascade Company	J	Private
0107	Boliden Intertrade Inc	J	Private
0109	Borden Chemical Company	J	Private
0110	Boston Edison Company	J	Private
0111	Boulder City-County Health Department	G	County Agency
0112	Bowater Southern Paper Company	J	Private
0113	Brand S Lumber Company	J	Private
0114	Braun Intertec	J	Private
0116	Brevard County Health Department	G	County Agency
0117	Brevard County Office Of Natural Resources	G	County Agency
2359	Bridger Coal Company	J	Private
0119	Briess Industries, Inc	J	Private
0121	Broward County Environmental Protection Department	G	County Agency	Ms. Monica Pognon	(954) 519-1220	mpognon at broward.org
0123	Brown Printing Central	J	Private
0124	Browning Ferris Industries	J	Private
0126	Bruce Carter & Associates	J	Private
0128	Brush-Wellman	J	Private
1437	Buckskin Mining Company	J	Private
0130	Buick Motor Division	J	Private
0133	Burgess & Niple, Limited	J	Private
0134	Burlington Northern Railroad Company	J	Private
0136	Business Health Management Environmental Laboratory	J	Private
0137	Butte County APCD	I	District Agency
0138	Butte-Silver Bow County Health Department	G	County Agency	Randall Scott	406-494-0224	rkscott at fs.fed.us
0139	C.T. Main, Inc, Boston, MA	J	Private
1386	CGI Federal	J	Private	Brett Gaines	214-605-2988	GAINES.BRETT at EPA.GOV
0164	CH2M Hill	J	Private
1304	CIRA, Colorado State University	K	Institution	Daven Henze	303-492-8716	daven.henze at colorado.edu
568	Cabazon Band of Mission Indians, CA	T	Tribal	Javier Aceves	760-984-9004	JACEVES at CABAZONINDIANS-NSN.GOV
0145	California Air Resources Board	F	State Agency	Mr. Dwight Oda	(916) 445-0734	doda at arb.ca.gov
0146	California Institute Of Technology	K	Institution
570	Campo Band of Diegueno Mission Indians of Campo Indian Reservation, CA	T	Tribal	Linda Hood	619.378.5072	lhood at campo-nsn.gov
0151	Canton City Health Department Air Pollution Control	H	City Agency	Denny Tan	330.489.3385	dtan at cantonhealth.org
1307	Capitol Area Council of Governments, TX	I	District Agency
0152	Carborundum	J	Private
0153	Carter Mining Company	J	Private
0154	Cascade City-County Health Department	G	County Agency
032	Catawba Indian Nation	T	Tribal	Scott Hansen	803-366-4792	SCOTT.HANSEN at CATAWBAINDIAN.NET
1233	Cenex Harvest States - Superior, WI	J	Private
1267	Center For Disease Control	N	Fed Nonmilitary
1326	Center for Lab Science RJ Lee Grp Inc/Columbia Basin Col.	K	Institution	Daniel Minunni	845-323-8605	MINUNNI at WISC.EDU
0158	Centerior Energy	J	Private
0160	Central Foundry	J	Private
0162	Central Maine Power Company, Maine Office, Augusta	J	Private
1453	Central Ohio PQAO	I	District Agency
0165	Champion International Corporation	J	Private
0167	Charleston County Health Department	G	County Agency
0170	Chattanooga-Hamilton County Air Pollution Control	G	County Agency	Ms. Kathy Jones	(423) 867-4321	jones_kathy at mail.chattanooga.gov
0172	Chemetco	J	Private
0173	Chen Northern Labs	J	Private
905	Cherokee Nation, Oklahoma	T	Tribal	Ryan Callison	(918) 453-5093	ryan-callison at cherokee.org
W32	Cherokee Nation/ITEC (consortium)	T	Tribal	Danielle Keese	918 453 5086	danielle-keese at cherokee.org
1334	Chester LabNet.	J	Private
0177	Chev Saginaw Metals Casting Plant	J	Private
0178	Chevrolet Motor Division	J	Private
0179	Chevron	J	Private
0181	Chicago Department Of Consumer Services	H	City Agency
1420	Chieftain Sand	J	Private
1396	Chippewa Sand Company, LLC	J	Private
907	Choctaw Nation of Oklahoma	T	Tribal	Melanie Lawson	580-380-3138	MDLAWSON at CHOCTAWNATION.COM
0183	Cianbro/Dragon Cement, Thomaston	J	Private
1339	Citation Corp., WI	J	Private
0223	City University of New York, CUNY	K	Institution	Philip Hopke	315-268-3861	phopke at clarkson.edu
1358	City of Aspen, CO	H	City Agency
0188	City of Bridgeport Department of Health	H	City Agency
0189	City of Bristol Department of Health	H	City Agency
0192	City of Cleveland Division of Air Pollution Control	H	City Agency	David Dechant	216-664-7444	ddechant at city.cleveland.oh.us
0193	City of Colorado Springs	H	City Agency
0195	City of Columbus Division of Electricity	H	City Agency
0196	City of Dallas Ambient Air Program	H	City Agency	Taylor Jones	512-239-1626	jones at tceq.texas.gov
0335	City of El Paso Environmental Services Department	G	County Agency	Candice Sifuentes	915-599-6233	sifuentesca at elpasotexas.gov
1360	City of Frisco	H	City Agency
0197	City of Ft Collins, Colorado Environmental Health	H	City Agency	Scott Copeland	307-335-2154	scott.copeland at colostate.edu
0199	City of Greenwich Department of Health	H	City Agency
0200	City of Houston Health Department	H	City Agency
0300	City of Huntsville, Div of Natural Resources	H	City Agency	Elizabeth Webster	256-427-5740	beth.webster at huntsvilleal.gov
0544	City of Jacksonville Environmental Quality Division	H	City Agency	Christopher Johnson	904-255-7199	CHRISB at COJ.NET
0201	City of Meriden Department of Health	H	City Agency
0202	City of Middletown Department of Health	H	City Agency
0204	City of Milford Department of Health	H	City Agency
0208	City of New Britain Department of Health	H	City Agency
0210	City of New York Department of Environmental Protection	H	City Agency
0214	City of Richmond, Bureau of Air Pollution Control	H	City Agency
0217	City of Stamford Department of Health	H	City Agency
0220	City of Toledo, Environmental Services Division	H	City Agency	Jeffrey Poole	419-936-3762	jeff.poole at toledo.oh.gov
0224	City-County Of Denver Health Department	G	County Agency	Gregg Thomas	720 865 5413	gregg.thomas at ci.denver.co.us
0221	Civil & Environmental Consultants, Inc.	J	Private	Pierre Bourgeade - Project Manager
0225	Clark County, IN Health Department	G	County Agency
0226	Clark County, NV DES	G	County Agency	Piotr Nowinski	(702) 455-1690	nowinski at clarkcountynv.gov
2355	Clean Air Engineering, Inc.	J	Private	Volker Schmid, PhD; Business Leader, CleanAir Solutions	724-277-0148
0229	Cleveland Air Pollution Control Agency	H	City Agency	David Salem	216-664-7447	dsalem at city.cleveland.oh.us
0230	Cleveland County Air Pollution Control Agency	G	County Agency
0233	Cleveland-Cliffs Iron Company	J	Private
0235	Cleveland-Cliffs, Inc.	J	Private	Rich Zavoda	330-659-9163	rich.zavoda at arcelormittal.com
602	Cocopah Environmental Protection Office	T	Tribal	Jennifer Alspach	928-627-2025 ext. 7454	alspachj at cocopah.com
181	Coeur D'Alene Tribe of The Coeur D'Alene Reservation, ID	T	Tribal	Brittney Nomee	208 686 8101	brittney.nomee at cdatribe-nsn.gov
0238	Coldwater Board Of Public Utilities	J	Private
0239	College of Staten Island	K	Institution
1225	Collier County Pollution Control Department	G	County Agency
1380	Colorado Bureau of Land Management	F	State Agency
0240	Colorado Department of Public Health And Environment	F	State Agency	Gordon Pierce	(303) 692-3238	gordon.pierce at state.co.us
603	Colorado River Indian Tribes of the Colorado River Indian Reservation, Arizona and California	T	Tribal	Mercedes Kaiser	(928) 662-4336	mercedes.kaiser at crit-nsn.gov
1389	Colorado State University	J	Private
0244	Columbia Falls Aluminum	J	Private
0245	Columbia-Williamette Air Pollution Authority	I	District Agency
0247	Colusa County APCD	I	District Agency
1315	Computer Science Corporation	J	Private
0248	Con Agra	J	Private
203	Confederated Salish & Kootenai Tribes of Flathead Reservation, MT	T	Tribal	Chuck Page	406.883.2888 x7210	chuckp at cskt.org
105	Confederated Tribe of Chehalis Reservation, WA	T	Tribal
101	Confederated Tribe of the Colville Reservation, Washington	T	Tribal	Mitra Aflatooni	509-634-1494	maflatooni1 at gmail.com
124	Confederated Tribes & Bands of Yakama Nations, WA	T	Tribal
143	Confederated Tribes of Umatilla Reservation of Oregon	T	Tribal	Caleb Minthorn	541 429 7422	caleb.minthorn at ctuir.org
145	Confederated Tribes of Warm Springs Reservation of Oregon	T	Tribal	Timothy Outman	541.553.2016	toutman at wstribes.org
152	Confederated Tribes of the Coos, Lower Umpqua and Siuslaw Indians of Oregon	T	Tribal	Amanda Craig	541-888-1304	ACRAIG at CTCLUSI.ORG
0251	Connecticut Department of Environmental Protection	F	State Agency	Mr. Randall Semagin	(860) 424-3255	randall.semagin at ct.gov
0252	Connecticut Department of Health	F	State Agency	Gary Archambault	860-509-7740	gary.archanbault at po.state.ct.us
2356	ConocoPhillips	J	Private
1395	Consci LTD	J	Private	Amy Plummer	713.416.2766	amy at conscicorp.com
0254	Consolidated Aluminum Company	J	Private
0255	Consolidated Papers	J	Private
0256	Consumers Power Company	J	Private
6532	Contango	J	Private
0257	Continental Lime	J	Private
2363	Contura Coal West LLC	J	Private
2358	Contura Energy LLC	J	Private
0258	Cook County Department of Environmental Control	G	County Agency	Adam Zachary	708-865-6188	adam.zachary at cookcountyil.gov
0259	Cook Inlet Air Resources Management District	I	District Agency
0262	Core Laboratories, Inc	J	Private
0263	Corpus Christi-Nueces County Department of Public Health	G	County Agency
513	Cortina Indian Rancheria of Wintun Indians, CA	T	Tribal	Kelly Baucom	530-419-5090	kelly.baucom at kletseldehe.org
0260	Coso Geothermal	J	Private
1310	County of Suffolk (NY) Division of Environmental Quality	G	County Agency	Joette Pavelka	631.853.8823	joette.pavelka at suffolkcountyny.gov
0264	Covington-Kenton County Health Department	G	County Agency
1438	Craig Environmental Consulting	X	Contractor	Joel Craig	805.712.5701	craigairmonitoring at att.net
0265	Crandon Mining Company	J	Private
1359	Crocker Nuclear Laboratory, University of California	C	EPA HQ Effects	Nicole Hyslop		nmhyslop at ucdavis.edu
202	Crow Tribe of Montana	T	Tribal
0270	Cyprus Industrial Minerals Company	J	Private
0271	Cyprus Northshore Mining	J	Private
1407	DCM Science Laboratory, Inc.	J	Private
0277	Dairyland Greyhound Park	J	Private
0278	Dairyland Power Cooperative	J	Private
0279	Dakota Gasification Company	J	Private
0280	Dames & Moore, Inc	J	Private
0281	Dane County Department of Public Works	G	County Agency
0283	David E. Woodman	J	Private
0285	Dayton Bureau of Combustion Control	H	City Agency	Leslie Young	708-865-5962	leslie.young at cookcoutnyil.gov
0286	Dayton Power and Light	J	Private
0287	Dayton Regional Air Pollution Control Agency	H	City Agency	Andrew Roth	937-496-7869	rothaj at rapca.org
0289	Decker Coal Company	J	Private
0290	Deerfield Speciality Papers	J	Private
0294	Delaware Dept Natural Resources and Environmental Control	F	State Agency	Keith Hoffman and Tristan Bostock	(302) 323-4542	Keith.hoffman at state.de.us and tristan.bostock@state.de.us
807	Delaware Nation, OK	T	Tribal	Danieala Nieto	(405) 247-2448 x141	dnieto at delawarenation.com
0295	Delco Remy	J	Private
0296	Delta Chemicals, Searsport	J	Private
0297	Denver Research Institute	J	Private
0350	Department of Energy & Environment, District of Columbia	I	District Agency	Rama S. Tangirala	(202) 535-2989	rama.tangirala at dc.gov
0301	Derenzo and Associates	J	Private
1207	Desert Research Institute	J	Private	Brenda Cristani	775-674-7158	brendac at dri.edu
0303	Detroit Edison Company	J	Private
1450	Detroit Water and Sewage Department	J	Private	Debbie Sherrod	517-284-6762	SHERRODD at michigan.gov
1391	Devon Energy	J	Private
1340	Didion Milling, Inc., WI	J	Private
1305	Dios Dado Environmental Ltd., Selma, TX	J	Private	James Mccraw	(210) 651-0570	diosdado at satx.rr.com
1303	Direccion General De Ecoligia Gobierno del Estado de Baja California	Z	Other	Marisol Arevalos	5.26866E+11	zolecito15 at gmail.com
0306	District of Columbia Department of Public Health	I	District Agency	Mr. Robert D. Day	202-535-2258	robert.day at dc.gov
0307	Division of Environmental Engineering Rennselaer Polytechnic	K	Institution
0308	Doe Run	J	Private
1288	Doe Run Buick	J	Private
1289	Doe Run Glover	J	Private
1290	Doe Run Herculaneum	J	Private
1428	Doe Run Herculaneum Lab	J	Private
0311	Doug Yanggen & Associates	J	Private
0312	Dow Chemical Company	J	Private
0313	Dow Corning	J	Private
0314	Dragon Products, Thomaston	J	Private
0315	Dry Fork Coal Company	J	Private
0316	Du Pont	J	Private
0318	Dubois County Health Department	G	County Agency
642	Duckwater Shoshone Tribe of Duckwater Reservation, NV	T	Tribal	Annette Harris	775-863-0388	Hrtwarriow1017 at yahoo.com
1324	Duke Energy	J	Private
0320	Duluth Missabe And Iron Range Railway Company	J	Private
0321	E. Robert Alley & Associates	J	Private
0322	E.C. Jordon/C-E Envir/Abb	J	Private
1242	E.H. Pechan	J	Private
1251	ECR Incorporated	J	Private
1362	EE-MS, Environmental Engineering Measurement	J	Private	Maria Jones	353.262.0319	maria.jones at ee-ms.com
0340	EMPE	J	Private
1377	EOG Resources	J	Private
1368	EPA HQ - OECA	A	EPA HQ ATM
9876	EPA/OAR/OAQPS/OID/NADG	A	EPA HQ ATM	Robert Coats	(919) 541-5448	coats.robert at epa.gov
0363	ER & T Commonwealth Edison	J	Private
0364	ERCE	J	Private
2353	ERM Group, Inc	V	Industrial		847-258-8914
1318	EXCEL Management Systems, Inc.	J	Private	Pamela Mcintyre	919 294 0114	mcintyre.pamela at epa.gov
1422	Eagle Pass ISD	K	Institution
1411	Eagle Specialty Materials, Belle Ayr Mine	V	Industrial	Mark Thrall	307.687.3308	mark.thrall at blackjewel.us
1410	Eagle Specialty Materials, Eagle Butte Mine	V	Industrial	Mark Thrall	307.687.3308	mark.thrall at blackjewel.us
0324	East Chicago Division of Air Quality	H	City Agency
0327	East Penn Manufacturing Company	J	Private
001	Eastern Band Of Cherokee Indians of North Carolina	T	Tribal	Amy Smoker	828.359.6114	amysmok at nc-cherokee.com
0329	Eastern Research Group	J	Private	Jaime Hauser	919 468 7813	jaime.hauser at erg.com
921	Eastern Shawnee Tribe of Oklahoma	T	Tribal
W51	Eastern Shoshone and Northern Arapaho Tribes of Wyoming	T	Tribal	Joshua Mann	307.332.3164	jmann077 at yahoo.com
0330	Eastman Gelatine	J	Private
0331	Easton City Hall	H	City Agency
0332	Eau Claire City-County Health Department	H	City Agency
0334	El Dorado County APCD	I	District Agency
1372	Encana, WY	J	Private
1387	Enefit	J	Private
0341	Energy Lab Inc, Billings, Mt	J	Private
0343	Engineering Science, Inc	J	Private
0344	Enserch Environmental	J	Private
0347	Enviro Plan	J	Private
0348	Enviro-Chem	J	Private
1243	Environ	J	Private	Till Stoeckenius	415-899-0709	tstoeckenius at environcorp.com
1238	Environment Canada	J	Private
1329	Environmental Analytical Services Inc., CA	J	Private
0349	Environmental Consulting Services, Inc	J	Private
1208	Environmental Engineering	J	Private	Eric Hebert	352.262.0802	eric.hebert at ee-ms.com
0361	Environmental Monitoring Company (Emc)	J	Private
0353	Environmental Research & Technology, Inc (ERT)	J	Private
0354	Environmental Research Foundation	J	Private	Charles Mcghee Hassrick	215-873-8227	CMCGHEEHASSRICK at CHEMHERITAGE.ORG
1412	Environmental Resources Management	J	Private
1434	Environmental Resources Management (ERM)	Z	Other
0355	Environmental Science & Engineering, Inc (Ese)	J	Private
0356	Environmental Science And Engineering	J	Private
1356	Environmental Standards, Inc., PA	J	Private	Kim Abbott	610.935.5577	kabbott at envstd.com
0357	Environmental System Corporation	J	Private
0365	Eri/University Of Connecticut	K	Institution
0366	Erofins	X	Contractor	Jodie Bracken	708-746-0052	Jodie.Bracken at ET.EurofinsUS.com
0372	Evansville Division Of Air Pollution Control	H	City Agency
0374	Ewing Paper Mills	J	Private
0375	Exide Corporation	J	Private
2352	Expera Specialty Solutions LLC	V	Industrial	Mark Nessman		mark.nessman at expera.com
0376	Exxon	J	Private
0377	Exxon Minerals Company	J	Private
1226	FDEP Ambient Monitoring Section	F	State Agency	Cadedra Hodge	850-717-9014	cadedra.hodge at dep.state.fl.us
0401	FMC Corporation	J	Private
0378	Fairbanks North Star Borough Environmental Services	G	County Agency
0379	Fairfax County Health Department, Environmental Health Div.	G	County Agency	Barbara Hardy	703 246 8495	barbara.hardy at fairfaxcounty.gov
0382	Feather River Air Quality Management District	I	District Agency	Sondra Spaethe	530-634-7659	sspaethe at fraqmd.org
0383	Federal Government	N	Fed Nonmilitary	Natalie Wagenbrenner	406-329-4793	nwagenbrenner at fs.fed.us
0687	Fiat Chrysler Automobiles (FCA)	J	Private	Rachel Eagen MI Dept of Environment, Great Lakes and Energy Air	517-648-6757	eagenr at michigan.gov
1330	Fishbak, Thompson & Carr & Huber, MI	J	Private
0384	Fitchburg Paper Company	J	Private
0385	Flambeau Mining Corporation	J	Private
0386	Flathead County Health Department	G	County Agency
0418	Florida Dep Of Environmental Protection Lab, Tallahassee	F	State Agency
1328	Florida Department of Environmental Protection (FDEP)	F	State Agency	Daisy Anderson		Daisy.Anderson at dep.state.fl.us
0390	Florida Dept of Environmental Protection Northeast District Branch Office	I	District Agency
0396	Florida Dept of Environmental Protection, Central District	I	District Agency
0391	Florida Dept of Environmental Protection, Northeast District	I	District Agency	Chukwuemeka Ebube	850 717 9057	chukwuemeka.ebube at dep.state.fl.us
0392	Florida Dept of Environmental Protection, Northwest District	I	District Agency
0393	Florida Dept of Environmental Protection, South District	I	District Agency
0394	Florida Dept of Environmental Protection, Southeast District	I	District Agency
0395	Florida Dept of Environmental Protection, Southwest District	I	District Agency
0397	Florida Local PAMS PQAO	F	State Agency
0400	Fluid Management, Inc	J	Private
0402	Ford Motors	J	Private
434	Forest County Potawatomi Community, WI	T	Tribal	Joe Cebe	715.478.4435	joec at fcpotawatomi.com
0403	Forsyth County Environmental Affairs Department	G	County Agency	Mr. Patrick Reagan	(336) 727-8060	reaganpa at co.forsyth.nc.us
204	Fort Belknap Indian Community of Fort Belknap Reservation of Montana	T	Tribal
525	Fort Independence Indian Community of Paiute Indians of Ft Independence, CA	T	Tribal	Charles Fazio	760-937-8627	cfazio48 at gmail.com
613	Fort McDowell Yavapai Nation, AZ	T	Tribal	Karen Shaw	480-789-7185	kshaw at ftmcdowell.org
803	Fort Sill Apache Tribe	T	Tribal	Samuel (Josh) Worcester	580-588-2298	josh.worcester at fortsillapache-nsn.gov
0408	Fort Worth Health Department	H	City Agency
0409	Foth And Van Dyke	J	Private
0410	France Stone Company	J	Private
0412	Fraser Paper Company, Madawaska	J	Private
1357	Freeport McMoRan Miami, Inc.	J	Private
0414	Fresno County APCD	I	District Agency
0416	Ft Union Coal Company	J	Private
0417	Fulton County Health Department	G	County Agency
0425	GCA, Technology Division	J	Private
0449	GM Central Foundry	J	Private
0466	GRI	J	Private
0419	Gainesville Air Pollution Research Laboratory	H	City Agency
1227	Gainesville Regional Utilities	J	Private
0420	Galveston City-County Health Department	G	County Agency
1436	Garfield County	G	County Agency
0421	Gary Division Of Air Pollution Control	H	City Agency
0426	General Chemical Corporation	J	Private
0427	General Electric	J	Private
0428	General Foods, Post Division	J	Private
0429	General Mills	J	Private
0430	General Motors	J	Private
0432	General Smelting And Refining	J	Private
1443	Genesis Alkali Wyoming, LP	X	Contractor
0433	Geneva Lakes Environmental Agency	Z	Other
0434	Geneva Steel	J	Private
0435	Geomet Technologies, Inc	J	Private
0436	Georesearch, Inc	J	Private
0437	Georgia Air Protection Branch Ambient Monitoring Program	F	State Agency	Janet Aldredge		janet_aldredge at dnr.state.ga.us
0438	Georgia Department Of Public Health	F	State Agency
0439	Georgia Dept Of Natural Resources Air Quality Evaluation	F	State Agency	Mr. Kit Redmond	(404) 363-7078	kit_redmond at dnr.state.ga.us
0440	Georgia Pacific Company, Woodland	J	Private
0441	Geraghty & Miller, Inc	J	Private
0149	Geysers Air Monitoring Program	Z	Other	Michael Werst		michael.werst at arb.ca.gov
614	Gila River Indian Community of Gila River Indian Reservation, AZ	T	Tribal	Keith Cardenas	520.562.2234	keith.cardenas at gric.nsn.us
0442	Gillen Company	J	Private
0443	Glacier Daido America	J	Private
0444	Glacier National Park	N	Fed Nonmilitary
1264	Glacier Vandervell, Inc., OH	J	Private
0448	Glenn County APCD	I	District Agency
0450	Gmad - Lake Orion	J	Private
0451	Gold Field Mining Corporation	J	Private
0452	Golden Sunlight Mines, Inc	J	Private
1351	Golder Associates, Inc.	J	Private
1229	Goodyear Tire Obion County, TN	J	Private
0453	Gopher Smelting And Refining	J	Private
1214	Grain Processors	J	Private
0455	Grand Haven Board Of Water And Light	J	Private
0456	Grand Rapids Department Of Air Pollution	H	City Agency
468	Grand Traverse Band of Ottawa And Chippewa Indians, MI	T	Tribal	Erik Olson	231-534-7364	Erik.Olsen at gtbindians.com
1336	Graymont Western US, Inc.	J	Private
0458	Great Basin Unified APCD	I	District Agency	Chris Howard	(760) 872-8211	choward at gbuapcd.org
0459	Great Falls City-County Health Department	G	County Agency
0460	Great Northern Paper Company, Millinocket	J	Private
1404	Great Northern Sands, LLC	J	Private
0463	Greede Industries	J	Private
0465	Greenville County Health Department	G	County Agency
0467	Guam Environmental Protection Agency	F	State Agency
1385	Gulf Coast STORET, LLC	X	Contractor	Eric Wilson	281.516.0164	ericwilson at gulfcoaststoret.com
1259	Hamilton County Department Of Environmental Services	G	County Agency	Christina Boss	513-946-7702	christina.boss at hamilton-co.org
0471	Hamilton County Southwest Ohio Air Pollution Control	G	County Agency
0472	Hammond Division Of Air Pollution Control	H	City Agency
1216	Hammond Pb	J	Private
1265	Hanson Aggregates Midwest, Inc., OH	J	Private
0478	Harvard School Of Public Health, Department Of Physiology	K	Institution
0480	Haverhill Paperboard	J	Private
0481	Hawaii State Department Of Health	F	State Agency	Sam Landingin	808-586-3996	sammy.landingin at doh.hawaii.gov
0484	Hechimovich Sanitary Landfill, Inc	J	Private
0485	Henderson County Health Department	G	County Agency
0487	Hercules	J	Private
0489	Hess Oil, Virgin Islands Corporation	J	Private
0028	Hess-Midstream	J	Private	Tony St. Clair	713-496-5031	tstclair at hess.com
1456	Hi-Crush Blair LLC	J	Private	Grant D. Hetherington	(608) 266-1552	hetherington at wisconsin.gov
1431	Hi-Crush Whitehall LLC	J	Private
0490	Hibbing Taconite	J	Private
1442	High Cliff consulting, LLC	X	Contractor
0491	Hillsborough County Environmental Protection Commission	G	County Agency	Mr. Tom Taminini	(813) 272-5955 x1256	tamanini at epchc.org
0492	Hillsborough County Health Department	G	County Agency
439	Ho-Chunk Nation of Wisconsin	T	Tribal	Matthew Malimanek	715-284-9851	matthew.malimanek at ho-chunk.com
0493	Hoerner-Waldorf Corporation	J	Private
0494	Holland Board Of Public Works	J	Private
0495	Hollingsworth And Vase Company	J	Private
0508	Holtrachem Manufacturing Company	J	Private
0496	Holyoke Gas And Electric	J	Private
0497	Homestake Copper Company	J	Private
0499	Honda Of America, Inc	J	Private
0500	Hooker Chemical Company	J	Private
561	Hoopa Valley Tribe, CA	T	Tribal	Brian McCaughey	530-625=-5515	brian4epa at gmail.com
0501	Hoosier Energy	J	Private
0921	Horsehead Corp	J	Private
0502	Horsehead Resource Development Company	J	Private
1239	Hovensa L. L. C.	J	Private	Catherine Elizee	340.692.3773	celizee at hovensa.com
606	Hualapai Indian Tribe of Hualapai Indian Reservation, AZ	T	Tribal	Alvin Crook	928.769.2254	acrook87 at yahoo.com
0506	Humboldt County APCD	I	District Agency
1332	Hydrometrics	J	Private
0509	I/N Tek	J	Private
1316	ICF International	J	Private	Jacqueline Ojeda-Chambers	510.412.2316	ojeda.jackie at epa.gov
0510	Idaho Air Quality Bureau	F	State Agency	Ms. Mary Walsh	(208) 373-0303	mary.walsh at deq.idaho.gov
0511	Idaho Department Of Health And Welfare-Environment Division	F	State Agency	Ms. Mary Walsh	208-373-0303	mary.walsh at deq.idaho.gov
0512	Illinois Department Of Public Health	F	State Agency	Donna Kenski	847-720-7883	kenski at ladco.org
0513	Illinois Environmental Protection Agency	F	State Agency	Chris Price	(217) 557-0177	Chris.price at illinois.gov
0514	Illinois State Water Survey	F	State Agency	Christopher Lehmar	217-265-8512	clehmann at illinois.edu
0518	Imperial County APCD	I	District Agency	Anthony Ross	312-353-0826	ross.anthony at epa.gov
1296	Independent Contractor	J	Private	Darrell Ensley	919 361 6208	ensley.darrell at epamail.epa.gov
0519	Indiana & Michigan Electric Company	J	Private
0520	Indiana Depart Of Environ Management/Office Of Air Quality	F	State Agency	Ms. Lisa Wagner	(317) 308-3255	lwagner at idem.in.gov
0523	Indianapolis Office of Environmental Services	H	City Agency
0524	Indianapolis Power And Light Company	J	Private
0525	Indianapolis State Police	H	City Agency
0526	Inland Mining Company	J	Private
1429	Inovatia Laboratories	J	Private
1320	Institute for Tribal Environmental Professionals - NAU	T	Tribal	Angelique Luedeker	928 523 5037	angelique.luedeker at nau.edu
0527	Inter-Mountain Laboratory Sheridan, WY	J	Private
W44	Inter-tribal Council of MIchigan, Inc.	T	Tribal	Travis Maki	724.557.6148	tmaki at itcmi.org
0528	International Paper Company	J	Private
1257	International Truck & Engine Corp., WI	J	Private
0529	Interpoll Laboratories, Inc	J	Private
0530	Iowa Department Of Natural Resources	F	State Agency	Dr. Sean Fitzsimmons	(515) 281-8923	sean.fitzsimmons at dnr.state.ia.us
0538	J.R. Simplot Company	J	Private
0558	JPI Transportation Products, Inc	J	Private
0540	Jackson County Iron Company	J	Private
0543	Jacksonville Air Pollution Control Activity	H	City Agency	Ali Nowroozi	904 630 1212	ali at coj.net
0545	Jacksonville Department Health And Rehabilitation Services	H	City Agency	Jeffrey Cowart	904-255-7150	jcowart at coj.net
0546	James River Paper Corporation	J	Private
0547	James W Gelhaus Townsend, MT	J	Private
0548	Janesville Department Of Public Works	H	City Agency
0550	Jefferson County, AL Department Of Health	G	County Agency	Jason Howanitz	205-930-1284	jason.howanitz at jcdh.org
0552	Jefferson County, TX Health Department	G	County Agency
0554	John Brown Incorporated	J	Private
1213	John'S Manville	J	Private
103	Kalispel Indian Community of Kalispel Reservation, WA	T	Tribal
0561	Kansas City Health Department, Air Quality Section	H	City Agency
0563	Kansas Department Of Health And Environment	F	State Agency	Ms. Yao Tang	(785) 291-3555	Yao.Tang at ks.gov
0564	Kantus	J	Private
927	Kaw Nation	T	Tribal	Francine Hackett	580-269-1203	fhackett at kawnation.com
2361	Kemmerer Operations	J	Private
0566	Kemron Environmental Services	J	Private
0567	Kendall Company	J	Private
0568	Kennecott Minerals Company	J	Private
0570	Kent County Landfill	G	County Agency
0584	Kentucky Division For Air Quality	F	State Agency	Ms. Jennifer F. Miller	(502) 564-3999	jenniferF.miller at ky.gov
0575	Kern County APCD	I	District Agency	Samuel Johnson	(661) 862-8691	johnsonsam at kerncounty.com
0576	Kerr - McGee	J	Private
861	Kickapoo Tribe of Indians of the Kickapoo Reservation in Kansas	T	Tribal	Stephen Krabbe	785-486-7003	kickapoo.chance at gmail.com
0577	Kiewit Mining Company	J	Private
0578	Kimberly Clark Corporation	J	Private
0579	Kings County APCD	I	District Agency
0581	Knox County Department Of Air Pollution Control	G	County Agency	Ms. Amber Talgo	(865) 215-5942	aetalgo at aqm.co.knox.tn.us
0582	Koch Hydrocarbon	J	Private	Jessica Southard	951-755-5128	jsouthard at morongo-nsn.gov
0583	Koch Refining Company	J	Private
1352	Kohler, WI	J	Private
183	Kootenai Tribe of Idaho	T	Tribal	Carol Kriebs	208.267.3519	ckriebs at kootenai.org
0586	L. F. C. Power Systems	J	Private
1120	LHoist North America Virginia Operations	X	Contractor	Jeff Pack	(540) 626-8734	jeff.pack at lhoist.com
576	La Jolla Band of Luiseno Indians, CA	T	Tribal	Frank Spurgeon	760-742-3790	frank.spurgeon at lajolla-nsn.gov
577	La Posta Band of Dieguento Mission Indians of La Posta Indian Reservation, CA	T	Tribal	Anne Turcotte		ATurcotte at lptribe.net
1342	LaCrosse County, WI	G	County Agency
432	Lac Du Flambeau Band of Lake Superior Chippewa Indians of Lac Du Flambeau Reservation of WI	T	Tribal	Larry Wawronowicz	715-588-5253	lwawronowicz at ldftribe.com
0591	Lafarge Corporation	J	Private
0628	Lafarge Lime Ohio Inc	J	Private
0593	Lake County AQMD	I	District Agency
0594	Lake County Consolidated Air Quality Monitoring Work Group	G	County Agency
0595	Lake County Health Department Division Air Pollution Control	G	County Agency
0597	Land Reclamation Company	J	Private
0598	Lane Regional Air Pollution Authority	I	District Agency	Lance Giles	51-739-1056 x299	lance at lrapa.org
0600	Lansing Board Of Water And Light	J	Private
0601	Lansing Car Assembly	J	Private
0602	Laredo-Webb County Health Department	G	County Agency
648	Las Vegas Tribe of Paiute Indians of the Las Vegas Indian Colony, NV	T	Tribal	Shannon Lee	702.383.1503	SLEE at LVPAIUTE.COM
0605	Lassen County APCD	I	District Agency
0606	Lehigh Portland Cement	J	Private
0608	Lewis And Clark County Health Department	G	County Agency
0609	Lincoln County Health Department	G	County Agency
0610	Lincoln Pulp And Paper Company, Lincoln	J	Private
0611	Lincoln-Lancaster County Health Department	G	County Agency	Mr. Craig Schainost	(402) 441-8632
0613	Linn County Health Department	G	County Agency	Mr. Kyle Lundberg	(319) 892-6040	kyle.lundberg at linncounty.org
482	Little River Band of Ottawa Indians, MI	T	Tribal	Jeremy Howe	231-398-2275	jhowe at lrboi.com
483	Little Traverse Bay Bands of Odawa Indians, MI	T	Tribal	Michael Holmes	231.242.1573	mholmes at ltbbodawa-nsn.gov
1314	Lockheed Martin Information Technology	J	Private	Carol Hung	703 647 5718	hung.carol at epamail.epa.gov
0615	Loeb Industries	J	Private
1258	Logistics Management Institute	J	Private
0616	Lomac, Inc (Bofors Lakeway)	J	Private
1215	Lone Star Industries	J	Private
0621	Los Angeles County APCD	I	District Agency
0623	Louisiana Pacific	J	Private
0549	Louisville, KY Metro Air Pollution Control District	H	City Agency	Bryan Paris	502-574-7251	bryan.paris at louisvilleky.gov
1311	Loyola University Chicago	K	Institution	David Treering	773 508 8254	dgoldb2 at luc.edu
0625	Lubbock City-County Health Department	G	County Agency
0626	Luzenzac America, Inc	J	Private
1298	MARAMA	J	Private
0730	MT Dept Of Environmental Quality, Air Quality Division	F	State Agency	Doug Kuenzli and Steve Zehntner	(406) 444-6695 and (406)444-6705	DKuenzli at mt.gov and szehntner@mt.gov
0629	Macomb County Health Department	G	County Agency
1345	Mactec, Inc	J	Private	Christopher Rogers	904.391.3744	Christopher.Rogers at amec.com
0630	Madera County APCD	I	District Agency
0631	Madison County Department Of Public Health	G	County Agency	Clayton Groth	608-498-7370	CLGROTH at WISC.EDU
0633	Madison Paper Industries	J	Private
2368	Magnitude 7 Metals	V	Industrial	Jerry Monnig	573-474-8110	jmonnig at inquestenv.com
0634	Mahoning-Trumbull Air Pollution Control Agency	H	City Agency	Joseph Matasy	330 743 3333 x285	joe_matasy at cboss.com
0635	Maine D.E.P. Bureau Of Air Quality Control, Augusta	F	State Agency	Don Darling	(207) 745-4038	Don.Darling at maine.gov
0637	Maine Technical Services	J	Private
108	Makah Indian Tribe of Mekah Indian Reservation, WA	T	Tribal	Courtney Winck	360 645 3151	courtney.winck at makah.com
0638	Manatee County Environmental Management Department	G	County Agency	Gregory Blanchard	941-742-5980	greg.blanchard at mymanatee.org
0639	Manistique Pulp & Paper	J	Private
0640	Manitowoc Public Utilities	J	Private
0641	Mansfield-Richland Health Department	H	City Agency
579	Manzanita Band of Diegueno Mission Indians of Manzanita Reservation, CA	T	Tribal	Trisha Frank	619-766-4930	t.frank at cox.net
0642	Marathon Oil	J	Private
0643	Maricopa County Air Quality	G	County Agency	Eric Poole	602-506-6737	eric.poole at maricopa.gov
0646	Marquette Board Of Light And Power	J	Private
0647	Marshall University, Department Of Chemistry	K	Institution
0650	Martin Marietta	J	Private
0652	Martin Marietta Cement/Dragon Cement/Thomaston	J	Private
1002	Maryland Department of the Environment	F	State Agency	Colleen Williams	410-537-4412	colleen.williams at maryland.gov
0660	Mass Dept Environmental Protection-Div Air Quality Control	F	State Agency	Bradley Webber	(978) 479-4509	Bradley.webber at state.ma.us
0662	Massachusetts Port Authority	J	Private
0663	Master Metals	J	Private
0667	McVehil-Monnett Associates	J	Private
0668	Mead Paper Company	J	Private
0669	Mecklenburg County Air Quality	G	County Agency	Danielle Jones	(980) 314-3355	daniellem.jones at mecklenburgcountync.gov
0670	Medical Area Total Energy Plant (MATEP)	J	Private
0673	Memphis-Shelby County Health Department	G	County Agency	Michael Goldstein	901-222-9585	michael.goldstein at shelbycountytn.gov
0674	Menasha	J	Private
0675	Mendocino County APCD	I	District Agency	Warren Massie	707-463-4354	massiew at co.mendocino.ca.us
440	Menominee Indian Tribe of Wisconsin	T	Tribal	Jeremy Pyatskowit	715-799-6150	jpyatskowit at mitw.org
0677	Merced County APCD	I	District Agency
0679	Mesa County Health Department	G	County Agency
702	Mescalero Apache Tribe of Mescalero Reservation, NM	T	Tribal
1341	Metal Tek Inc., WI	J	Private
1331	Meteorological Solutions, Inc.	J	Private	Brian Olsen	801.272.3000	bvo at metsolution.com
0682	Metropolitan Health Department/Nashville & Davidson County	G	County Agency	Mr. Fred Huggins	(615) 340-5653	fred_huggins at mhd.nashville.org
0274	Miami-Dade County Department of Environmental Resources Management	G	County Agency
0683	Michigan City Air Pollution Control Division	H	City Agency
1405	Michigan DEQ Environmental Laboratory	J	Private
0685	Michigan Dept Of Environment, Great Lakes, and Energy-Air Quality Division	F	State Agency	Rachel Eagen	(517) 648-6757	eagenr at michigan.gov
0688	Michigan Standard Alloys	J	Private
1293	Mid-American Energy, IA	J	Private
0692	Midland Cogeneration Venture	J	Private
0693	Midwest Energy Resources Company	J	Private
0695	Mineral Hill Mine	J	Private
405	Minnesota Chippewa Tribe, MN (Fond du Lac Band)	T	Tribal	Joy Wiecks	218.878.7108	joywiecks at fdlrez.com
406	Minnesota Chippewa Tribe, MN (Grand Portage)	T	Tribal	Vallen Cook	218-370-8592	vallencookgp at gmail.com
407	Minnesota Chippewa Tribe, MN (Leech Lake Band)	T	Tribal	Brandy Toft	218-335-7429	air at llojibwe.org
408	Minnesota Chippewa Tribe, MN (Mille Lacs Band)	T	Tribal	Charles J. Lippert	320-532-4704	charlie.lippert at millelacsband.com
0698	Minnesota Department Of Health	F	State Agency
0700	Minnesota Pollution Control Agency, Division Of Air Quality	F	State Agency	Ms. Kellie Gavin	(651)-757-2379	kellie.gavin at state.mn.us
0703	Mississippi DEQ, Office Of Pollution	F	State Agency	Amber McDaniel	205-558-2157	AMcDaniel at mdeq.ms.gov
0704	Missoula City-County Health Department	G	County Agency
1430	Missouri DNR Environmental Services Program Chemical Analysis Section	F	State Agency	Kevin Thoenen, CAS Lab Manager	573-526-6971	kevin.thoenen at dnr.mo.gov
1252	Missouri Dept Of Natural Resources	F	State Agency	Ms. Patricia Maliro	(573) 751-0750	patricia.maliro at dnr.mo.gov
0588	Missouri Laboratory Services Program	Z	Other	Ms. Rayna Broadway	(573) 522-1937	rayna.broadway at dnr.mo.gov
650	Moapa Band of Paiute Indians	T	Tribal	Julie Swift	919-468-7924	julie.swift at erg.com
0707	Mobile Coal Producing	J	Private
0708	Modoc County APCD	I	District Agency
0709	Mojave Desert AQMD	I	District Agency	Mr. Tony Malone	(760) 245-1956	pmalone at mdaqmd.ca.gov
0710	Moline Health Department	H	City Agency
0711	Monitor Sugar	J	Private
1247	Monroe County, WI	G	County Agency
0713	Monsanto Industrial Chemicals Company	J	Private
0714	Montana Department Of State Lands	F	State Agency	Ms. Nancy Davis	(406) 841-5262	ndavis at state.mt.us
0715	Montana Power Company	J	Private
0716	Montana Refining Company	J	Private
0717	Montana Resources	J	Private
0718	Montana Talc Company	J	Private
0719	Montana Tunnels Mining, Inc	J	Private
0720	Montaup Electric Company	J	Private
0721	Monterey Bay Unified APCD	I	District Agency	David Frisbey	831-718-8016	dfrisbey at mbard.org
0722	Montgomery County Department Of Public Health	G	County Agency
0725	Montgomery County, MD Health Department	G	County Agency
0724	Montgomery County, OH Health Department	G	County Agency
0736	Montgomery Watson	J	Private
0777	Montrose Air Quality Services, LLC	J	Private	Robert Powell	505-830-9680	rpowell at montrose-env.com
582	Morongo Band of Mission Indians, CA	T	Tribal	James Payne	951 755 5298	james_payne at morongo.org
0728	Morton Salt	J	Private
1363	Mountain Cement	J	Private
1376	Mountain Studies Institute	K	Institution	Christopher Peltz	970.387.5161	cdpeltz at mountainstudies.org
0732	Municipality Of Anchorage Air Pollution Control Agency	G	County Agency	Matthew Stichick	907.269.6879	matthew.stichick at alaska.gov
0733	Murray & Trettle, Inc	J	Private
0735	Muskegon County Health Department	G	County Agency
0737	N G K Metals Reading, PA	J	Private
1416	NAQS Environmental Experts	J	Private
1297	NESCAUM	J	Private	George Allen	617 367 8540 x235	gallen at nescaum.org
0795	NTH, Consultants, Ltd	J	Private
1245	NYU - School Of Medicine	K	Institution
0738	Nassau County Department Of Health	G	County Agency
0742	National Climatic Center, Us Department Of Commerce	N	Fed Nonmilitary
0743	National Lime And Stone Company	J	Private
0744	National Oceanic And Atmospheric Administration/Umo	N	Fed Nonmilitary
0745	National Park Service	N	Fed Nonmilitary	Mr. David Joseph	(303) 969-2816	dbj at aqd.nps.gov
0746	National Southwire Aluminum Company	J	Private
0747	National Weather Service	N	Fed Nonmilitary
780	Navajo Nation, AZ, NM, UT	T	Tribal	Kaelynn Morgan	(928) 729-4314	kaelynnmorgan at navajo-nsn.gov
0041	Navajo Transitional Energy Company, Antelope Mine.	J	Private
0261	Navajo Transitional Energy Company, Cordero Rojo Mine	J	Private
1269	Naval Surface Warfare Center, Crane Division, IN	L	Military
0752	Nebraska Department Of Environmental Control	F	State Agency	David Adams	402-471-4159	david.adams at nebraska.gov
0755	Nekoosa Packaging Company	J	Private
0756	Network Environmental, Inc	J	Private
0757	Nevada Division Of Environmental Protection	F	State Agency	Elizabeth Grainey	(775) 790-7877	egrainey at ndep.nv.gov
0760	New England Ethanol, Auburn	J	Private
0761	New England Power Company	J	Private
0762	New Hampshire Air Resources Agency	F	State Agency	Michael Little	(603) 271-7503	Michael.Little at des.nh.gov
0763	New Jersey Institute Of Technology	K	Institution
1338	New Jersey Meadowlands Commission	F	State Agency	Jin Young Shin	201-842-0630	jinyoung.shin at njmeadowlands.gov
0764	New Jersey State Department Of Environmental Protection	F	State Agency	Olga Boyko	(609) 633-1108	Olga.Boyko at dep.nj.gov
0765	New Mexico Environment Department	F	State Agency	Andrew Ahr Alt. - Donna J. Intermont	(505) 476-4314	andrew.ahr at state.nm.us
1346	New York City Department of Health and Mental Hygiene	J	Private
0767	New York Port Authority And Environmental Management	J	Private
0768	New York State Department Of Environmental Conservation	F	State Agency	Amanda Carpenter	(518) 402-8508	Amanda.carpenter at dec.ny.gov
182	Nez Perce Tribe, Idaho	T	Tribal	Mary Fauci	208 843 7375x2423	maryf at nezperce.org
0771	Noranda, Inc	J	Private
0773	North American Coal	J	Private
0774	North American Weather Consultants	J	Private
0776	North Carolina Dept Of Environmental Quality	F	State Agency	Matthew Hoskins	919-707-8424	matthew.hoskins at deq.nc.gov
1384	North Central Texas Council of Governments	I	District Agency	Jody Loza	817.704.5609	jloza at nctcog.org
0781	North Coast Unified Air Quality Management District	I	District Agency	Randy Dickau	707-443-3093	rdickau at ncuaqmd.org
0782	North Dakota DEQ	F	State Agency	Ryan Mills	(701) 328-5188	rmills at nd.gov
1454	North East Ohio PQAO	I	District Agency
0786	Northeast Utilities	J	Private
207	Northern Cheyenne Tribe of Northern Cheyenne Indian Reservation, MT	T	Tribal	Scott Williams	406 477 6506	scott.williams at cheyennenation.com
0788	Northern Indiana Public Service Company	J	Private
0789	Northern Laboratories	J	Private
0790	Northern Sierra AQMD	I	District Agency	Mr. Joe Fish	(530) 274-9360	nsaqmd at nccn.net
0791	Northern Sonoma County APCD	I	District Agency
0792	Northern States Power Company	J	Private
0794	Northwest Air Pollution Authority	I	District Agency
1392	Northwest Clean Air Agency	J	Private	Axel Franzmann	360.428.1617 x211	axel at nwcleanair.org
195	Northwestern Band of Shoshoni Nation of Utah (Washakie)	T	Tribal	Jason Walker	208 478 5712	jswalker at ida.net
481	Nottawaseppi Huron Band of Potawatomi, MI	T	Tribal	John Rodwan	269-282-7028	jrodwan at nhbpi.com
1433	Nucor Steel	J	Private
0908	OCI Wyoming L.P.	J	Private
0803	Ohio Department Of Health	F	State Agency	Gene Phillips	614-644-7416	gene.phollips at odh.ohio.gov
1256	Ohio EPA Central Office	F	State Agency	Jennifer Van Vlerah	614-644-3696	jennifer.vanvlerah at epa.ohio.gov
0805	Ohio EPA, Central District Office	I	District Agency
0806	Ohio EPA, Division Of Environmental Services	F	State Agency	Mr. Gary Engler	(614) 644-3623	gary.engler at epa.state.oh.us
0807	Ohio EPA, Northeast District Office	I	District Agency	John Barnhart	330.963.1156	john.barnhart at epa.state.oh.us
0808	Ohio EPA, Northwest District Office	I	District Agency	Carol Eggert	419 936 3773	carol.eggert at toledo.oh.gov
0809	Ohio EPA, Southeast District Office	I	District Agency	Christina Wieg	740-380-5223	christina.wieg at epa.ohio.gov
0810	Ohio EPA, Southwest District Office	I	District Agency
1459	Ohio PQAO	I	District Agency
1335	Ohio University, Athens, OH	K	Institution
0811	Oklahoma City-County Health Department	G	County Agency	Eric Milligan	405-702-4217	eric.milligan at deq.ok.gov
0812	Oklahoma Dept. Of Environmental Quality Air Quality Division	F	State Agency	Mr. Kent Stafford	(405) 702-4139	kent.stafford at deq.ok.gov
0814	Olmstead County Health Department	G	County Agency
0815	Olympic Region Clean Air Agency	I	District Agency	Odelle Hadley	360.539.7610	odelle.hadley at orcaa.org
0816	Omaha-Douglas County Health Department	H	City Agency	david Adams	402-471-4159	david.adams at nebraska.gov
433	Oneida Tribe of Indians of Wisconsin	T	Tribal	Jeff Mears	920-869-4555	jmears at oneidanation.org
0818	Ontonagon WWTP	J	Private
0820	Orange County Environmental Protection Division	G	County Agency	Damon Tatlor	407-836-1480	damon.taylor at ocfl.net
0821	Oregon Department Of Environmental Quality	F	State Agency	Mr. Anthony Barnack	(503) 229-5713	barnack.anthony at deq.state.or.us
0822	Oregon State Board Of Health	Z	Other
1383	Orsat	J	Private
0824	Owens-Corning Fiberglas Corporation	J	Private
1354	PACE Analytical Services, Inc., MN	J	Private
1458	PACE Analytical Services, LLC	J	Private	Melissa Kuessner	314-432-0550	mkuessner at pdclab.com
0847	PEI Associates	J	Private
0883	PPG Ind, Inc	J	Private
1375	PSGC (Prairie State Generating Company, LLC), IL	J	Private
0828	Pace-IML Sheridan	J	Private
0829	Pacific Environmental Services	J	Private
1348	Pacificorp, WY	J	Private
549	Paiute-Shoshone Indians of Bishop Community of Bishop Colony, CA	T	Tribal	Emma Ruppell	760-873-3584	emma.ruppell at bishoppaiute.org
624	Paiute-Shoshone Indians of the Lone Pine Community of Lone Pine Reservation,CA	T	Tribal	April Zrelak	760.876.4690	aircoordinator at lppsr.org
645	Paiute-Shoshone Tribe of the Fallon Reservation and Colony, Nevada	T	Tribal
583	Pala Band of Luiseno Mission Indians of Pala Reservation, CA	T	Tribal	Darold Wallick	760-891-3540	dwallick at palatribe.com
0833	Palm Beach County Health Department	G	County Agency	Nubia Carabelas	561-837-5919	NUBIA.CARABELAS at FLHEALTH.GOV
0836	Paoli Corporation	J	Private
0838	Pasco County Health Department	G	County Agency
014	Passamaquoddy Tribe of Maine	T	Tribal	Marvin Cling	(207) 853-2600 x234
017	Passamaquoddy Tribe of Maine (Pleasant Point)	T	Tribal	Marvin Cling	207-853-2600 ext. 234	marvin at wabanaki.com
812	Pawnee Nation of Oklahoma	T	Tribal
0839	Payne And Dolan, Inc	J	Private
2362	Peabody Cabellero Mining, LLC	J	Private
0841	Peabody Coal Company	J	Private
2365	Peabody Powder River Mining	J	Private
2364	Peabody School Creek Mining LLC	J	Private
0842	Peavey Company	J	Private
586	Pechanga Band of Luiseno Mission Indians of Pechanga Reservation, CA	T	Tribal	David Newman	951-770-6154	dnewman at pechanga-nsn.gov
0844	Pedco Environmental	J	Private
0846	Pegasus Gold Corporation	J	Private
0849	Penn-Dixie Industries, Inc	J	Private
0851	Pennsylvania Department Of Environmental Protection	F	State Agency	Sean Nolan	(717) 772-3377	senolan at pa.gov
0854	Pennsylvania State University (Penn State)	K	Institution	William Ryan	814-865-9025	wfr1 at psu.edu
0855	Penobscot Energy Recovery Company, Orrington	J	Private
018	Penobscot Tribe of Maine	T	Tribal	William Thompson	(207) 827-7776 x7340
1448	Pete Lien & Sons, Inc.	J	Private	Leif Paulson	307-777-7817	leif.paulson at wyo.gov
0860	Phelps Dodge Corporation	J	Private
0861	Philadelphia Air Management Services	H	City Agency	Ashagre Mengistu	(215) 685-1082	ashagre.mengistu at phila.gov
0862	Philadelphia Div Air Pollution Control And Env Sanitation	H	City Agency
0863	Phillips Petroleum	J	Private
534	Picayune Rancheria of Chukchansi Indians of California	T	Tribal	Michael Wynn	559.683.6633	michael.wynn at chukchansi.net
0864	Pima County Department of Environmental Quality	G	County Agency	Thomas Coffin	520-724-7453	tom.coffin at deq.pima.gov
1394	Pima County Regional Wastewater Reclamation Department	G	County Agency
0865	Pinal County APCD	G	County Agency	Joshua De Zeeuw	520-866-6953	Joshua.DeZeeuw at pinal.gov
0866	Pine State Power	J	Private
0867	Pinellas County Department Of Environmental Management	G	County Agency	Deborah Palumbo	727-464-3630	dpalumbo at pinellascounty.org
0869	Pioneer Valley Tsp Group	J	Private
0894	Pitkin County Department Of Health	G	County Agency
0870	Pittsburgh Plate Glass	J	Private
0872	Placer County APCD	I	District Agency	Mr. Kurt Schreiber	(530) 745-2332	kschreib at placer.ca.gov
1287	Planetgov User Support	J	Private
028	Poarch Band of Creek Indians	T	Tribal	Tiffany Lozada	251-368-9136	tlozada at pci-nsn.gov
0873	Polk County Environmental Services Department	G	County Agency
0874	Polk County Physical Planning	G	County Agency	Ms. Jennifer Bradley	(515) 286-2227	jbradley at co.polk.ia.us
813	Ponca Tribe of Indians of Oklahoma	T	Tribal
0876	Popco	J	Private
113	Port Gamble Band of SKlallam Indians	T	Tribal	Abigail Welch	360.297.6295	awelch at pgst.nsn.us
1337	Port of Los Angeles	H	City Agency	Eddy Huang	626.470.2417	eddy.huang at tetratech.com
0878	Porter County Health Department	G	County Agency
1135	Portland State University	K	Institution	Linda A. George, PhD	503.725.3861	georgel at pdx.edu
0880	Portsmouth City Health Dept Division Air Pollution Control	H	City Agency	Darrell Pennington	740-353-5156	darrell.pennington at epa.state.oh.us
0881	Potlatch Corporation	J	Private
0882	Powder River Coal Company	J	Private
862	Prairie Band of Potawatomi Nation,KS	T	Tribal	Billie Toledo	785-966-2946	billietoledo at pbnation.org
1414	Preferred Sands - Blair	J	Private
1415	Preferred Sands, LLC	J	Private
0884	Prince George's County Health Department	G	County Agency
1237	Procter And Gamble Paper Products Company	J	Private
0886	Public Service Of Indiana	J	Private
706	Pueblo of Jemez, NM	T	Tribal	Ben Wear	(505) 834-7696	bwear at jemezpueblo-drp.org
714	Pueblo of Sandia	T	Tribal	James Reinauer		jreinauer at sandiapueblo.nsn.us
715	Pueblo of Santa Ana, NM	T	Tribal	Tara Weston	505-288-0624	tara.weston at santaana-nsn.gov
718	Pueblo of Taos, NM	T	Tribal
720	Pueblo of Zia, NM	T	Tribal
0889	Puerto Rico Environmental Quality Board	F	State Agency	Lucia Fernandez-Fontan	(787) 767-8181 x2370	LuciaFernandez at jca.pr.gov
0890	Puget Sound Air Pollution Control Agency	I	District Agency	Erik Saganic	206 689 4003	eriks at pscleanair.org
0891	Pulaski County Health Department	G	County Agency	James Best	501-682-0930	best at adeq.state.ar.us
0892	Purdue University Civil Eng Department	K	Institution
115	Puyallup Tribe of Puyallup Reservation, WA	T	Tribal
651	Pyramid Lake Paiute Tribe of Pyramid Lake Reservation, NV	T	Tribal	Judith Davis	775-574-1050	jdavis at plpt.nsn.us
0897	Qualitech	J	Private
1266	Quality Data Systems, Inc.	J	Private
920	Quapaw Tribe of Indians, OK	T	Tribal	Susie Attocknie	918-238-3097	sattocknie at quapawnation.com
0896	Quebecor	J	Private
117	Quinault Tribe of Quinault Reservation, WA	T	Tribal
1312	RJ Lee Group, Center for Laboratory Sciences Pasco, WA	J	Private	Elizabeth Penn	608-265-0572	epenn at wisc.edu
0912	RMT, Inc	J	Private
1268	RR Donnley, IN	J	Private
0930	RTP Environmental Associates	J	Private
0899	Radian Corporation	J	Private
0900	Ramp - Basin Electric	J	Private
0901	Rayovac Company	J	Private
409	Red Lake Band of Chippewa Indians, MN	T	Tribal	Jennifer Malinski	218-679-1618	jmalinski at redlakenation.org
1122	Red Leaf Resources	V	Industrial	Mark E. Stewart	801-878-8117	mstewart at redleafinc.com
0903	Regional Waste Systems, Portland	J	Private
653	Reno/Sparks Indian Colony, NV	T	Tribal	Allan Tobey	775 785 1363	atobey at rsic.org
1217	Research Triangle Institute RTP, NC	J	Private	Edward Anderson	919-541-0299	anderson.edward at epa.gov
0907	Rhode Island DEM And DOH	F	State Agency	Melinda Viera	(401) 222-5564	Melinda.Viera at health.ri.gov
0909	Richmond Power And Light	J	Private
587	Rincon Band of Luiseno Mission Indians of the Rincon Reservation, CA	T	Tribal
0914	Roanoke County/City Of Salem Air Pollution Control	G	County Agency
0916	Rock Hill City Health Department	H	City Agency
0923	Rocky Mountain Arsenol (US Army)	L	Military
0934	Rogers Group	J	Private
0924	Rosebud Energy	J	Private
0925	Rosebud Operating Services, Inc	J	Private
0926	Ross Metals Incorporated	J	Private
0933	Rust/Sec Donohue Environment & Infastructure	J	Private
0935	S. D. Warren Company	J	Private
1451	SLR Inc.	J	Private
863	Sac and Fox Nation of Missouri in KS & NE	T	Tribal	Bill Richardson	785-742-4704	bill.richardson at sacfoxenviro.org
824	Sac and Fox Nation, OK	T	Tribal	Julie Streib	(918) 968-0046	jstreib at sacandfoxnation-nsn.gov
0936	Sacramento County APCD	I	District Agency	Charles Anderson	9168744831	canderson at airquality.org
0938	Saginaw Malleable Iron Plant	J	Private
615	Salt River Pima-Maricopa Indian Community of Salt River Reservation, AZ	T	Tribal	Ben Davis	480-362-3385	benjamin.davis at srpmic-nsn.gov
133	Samish Indian Tribe, Washington	T	Tribal
0941	San Antonio Metropolitan Health District	I	District Agency
0942	San Diego County Air Pollution Control District	I	District Agency	Adam Canter	858-586-2771	adam.canter at sdapcd.org
0945	San Joaquin Valley Unified Air Pollution Control District	I	District Agency	Mr. Jon Klassen	(559) 230-5809	Jon.Klassen at valleyair.org
0946	San Luis Obispo County APCD	I	District Agency	David Cardiel	(805) 781-4666	dacardiel at co.slo.ca.us
1441	Sand Products of Wisconsin	J	Private
0948	Santa Barbara County APCD	I	District Agency	Mr. David Broggie	(805) 979-8332	BroggieD at sbcapcd.org
542	Santa Rosa Indian Community of Santa Rosa Rancheria, CA	T	Tribal	Leland McGee	559-924-1278 x4072	lmcgee at tachi-yokut-nsn.gov
382	Santee Sioux Tribe Nation, NE	T	Tribal		402-857-3347
0951	Sarasota County Environmental Services	G	County Agency	Susan Murray	941-861-0605	smurray at scgov.net
1255	Saskpower	J	Private
0952	Saturn Corporation	J	Private
0953	Savage Zinc Incinc Company	J	Private
0955	Science Applications International Corporation	J	Private
0957	Scott Paper Company, Winslow	J	Private
0958	Sea Ray	J	Private
A67	Seldovia Village Tribe	T	Tribal	Tracie Merrill	907-435-3261	tmerrill at svt.org
0959	Semarnap	A	EPA HQ ATM
1355	Severn Trent Laboratories, Knoxville, TN	J	Private
0960	Shasta County APCD	I	District Agency	Mr. Robert Stahl	(530) 225-5674	rstahl at co.shasta.ca.us
0961	Shell	J	Private
1373	Shell Engineering & Assoc., MO	J	Private
1378	Short Elliott Hendrickson (SEH, Inc.)	J	Private
282	Shoshone Tribe of The Wind River Reservation, WY	T	Tribal
180	Shoshone-Bannock Tribes of Fort Hall Reservation of Idaho	T	Tribal	Lori Howell	208 478 3794	lhowell at sbtribes.com
641	Shoshone-Paiute Tribes of the Duck Valley Reservation, Nevada	T	Tribal	Marissa Snapp & Aunna Woods	208-759-3100 ext1229 & ext1261	marissa.snapp at shopai.org & aunna.w@shopai.org
1294	Sierra Research, CA	J	Private
0963	Sigeco	J	Private
0964	Silver Valley Laboratory	J	Private
1418	Sinclair Casper Refining Company	J	Private
1388	Sinclair Refinery, Sinclair	J	Private
2350	Sisecam Wyoming LLC	J	Private
0967	Siskiyou County APCD	I	District Agency
120	Skokomish Indian Tribe of Skokomish Reservation, WA	T	Tribal
1397	Smart Sand, LLC	J	Private
126	Snoqualmie Tribe, WA	T	Tribal
1365	Solvay	J	Private
0969	Sonoma Technology	J	Private	Andrew Rutter	707-665-9900	arutter at sonomatech.com
1309	South Alabama Regional Planning Commission	I	District Agency
0971	South Carolina Department of Environmental Services	F	State Agency	Craig Burchell	803-896-0921	burchecp at des.sc.gov
0972	South Coast Air Quality Management District	I	District Agency	Carl Thompson	(909) 396-2132	CThompson at aqmd.gov
0973	South Dakota Department of Agriculture and Natural Resources	F	State Agency	Ms. Barbara Regynski	(605) 773-4054	barb.regynski at state.sd.us
1301	South East Texas Regional Planning Commission (SETRPC)	I	District Agency
1455	South West Ohio PQAO	I	District Agency
1427	Southeast Missouri Mining and Milling Division (SEMO)	J	Private
750	Southern Ute Indian Tribe of Southern Ute Reservation, CO	T	Tribal	Andrew Switzer	970-563-0135	aswitzer at southernute-nsn.gov
0978	Southwest Air Pollution Control Authority	I	District Agency
0979	Southwestern Ohio Air Pollution Control Agency	F	State Agency	Christina Boss	513-946-7702	christina.boss at hamilton-co.org
0980	Sparta Manufacturing Company	J	Private
0981	Spartanburg County Pollution Control Authority	G	County Agency
303	Spirit Lake Tribe, ND	T	Tribal
1435	Spiritwood Energy Station	G	County Agency
0982	Spokane County Air Pollution Control Authority	I	District Agency
102	Spokane Tribe of Spokane Reservation, WA	T	Tribal	Twa-Le Abrahamson	509-626-4403	twalea at spokanetribe.com
0983	Spring Creek Coal Company	J	Private
1292	Springfield City Utilities, MO	H	City Agency
0986	Springfield-Greene County Air Pollution Control Authority	H	City Agency
0987	St Cloud Air Pollution Control Agency	H	City Agency
0988	St Croix Meadows Greyhound Racetrack	J	Private
0989	St Joseph County Health Department	G	County Agency
0990	St Louis City Division Of Air Pollution Control	H	City Agency
0991	St Louis County Health Department	G	County Agency
0992	St Louis County Health Department Air Pollution Control	G	County Agency
0993	St Paul Air Pollution Control Agency	H	City Agency
007	St. Regis Mohawk Tribe, New York	T	Tribal	Marlene Thompson	(518) 358-5937 x128	marlene.thompson at srmt-nsn.gov
0999	Stanislaus County APCD	I	District Agency
1000	State Of Delaware	F	State Agency	Joseph Handley	302.739.9022	joseph.handley at state.de.us
1001	State Of Louisiana	F	State Agency	Ms. Camila Tao	(225) 219-3493	camila.tao at la.gov
1006	Steel Dynamics	J	Private
1007	Steubenville Air Pollution Department	H	City Agency
1236	Stillwater Mining Company	J	Private
438	Stockbridge Munsee Community, WI	T	Tribal	Linda Katchenago	715-793-4355	linda.katchenago at mohican-nsn.gov
1009	Stone Container Corporation	J	Private
1012	Superior Environmental Services, Inc	J	Private
1019	Superior Services, Inc	J	Private
1401	Superior Silica Sands, LLC	J	Private
1015	Superior Testing Laboratory	J	Private
114	Suquamish Indian Tribe of Port Madison Reservation, WA	T	Tribal
1016	Sutter County APCD	I	District Agency
122	Swinomish Indians of Swinomish Reservation, WA	T	Tribal	Kelsey E. Larson	360-466-2512	klarson at swinomish.nsn.us
1018	Sylvania Silica	J	Private
1432	T&B Systems	J	Private
0929	TEAM TANTUS	X	Contractor	Beth Morin-Kensicki	(804) 873-8406	emorin-kensicki at attain.com
1048	TRC Environmental Consultants, Inc	J	Private
1049	TRC Environmental Corporation	Z	Other	Bailey McAuley	352-378-0332	BMcAuley at trccompanies.com
1057	TS Monitoring	J	Private
551	Table Mountain Rancheria	T	Tribal	Samuel Elizondo	559-325-0384	SELIZONDO at TMR.ORG
1313	Tahoe Regional Planning Agency	I	District Agency
1419	Tallgrass Energy Partners	J	Private
1020	Target Corporation	J	Private
1390	Tata Chemicals	J	Private
1398	Taylor Frac, LLC	J	Private
1445	Technical Monitoring Services Incorporated	J	Private
1022	Tehama County APCD	I	District Agency
1457	Teklab, Inc	J	Private	Stacy Mathis	618-344-1004 ext 13	Hriley at teklabinc.com
1025	Tennessee Division Of Air Pollution Control	F	State Agency	Mr. Billy Pugh	(615) 532-0528	billy.pugh at state.tn.us
1026	Tennessee Eastman Company	J	Private
1027	Tennessee Luttrell Lime	J	Private
1028	Tennessee River Pulp And Paper Company	J	Private
1029	Tennessee Valley Authority	N	Fed Nonmilitary	Ms. Myra L. Valente	(256) 386-2749	mlvalente at tva.gov
1031	Texaco	J	Private
1421	Texas A and M University	K	Institution
1035	Texas Commission On Environmental Quality	F	State Agency	Deborah Odette	512-239-5903	deborah.odette at tceq.texas.gov
1034	Texas Gulf Chemical Company	J	Private
2366	Texas Precision Monitoring	J	Private	Mark Wooten	832 661-0273	wec.mark at gmail.com
1426	Texas Tech	J	Private
1036	The Ansul Company	J	Private
1228	The Southern Company	J	Private
301	Three Affiliated Tribes of Fort Berthold Reservation, ND	T	Tribal
1039	Thunder Basin Coal Company	J	Private
1041	Timken	J	Private
610	Tohono O'odham Nation of Arizona	T	Tribal	Lorinda Sam	520-383-8685	Lorinda.Sam at tonation-nsn.gov
1042	Tondu Interests	J	Private
1043	Tonto Hills Observatory	J	Private
595	Torres-Martinez Cahuilla Indians, California	T	Tribal	Phyllis `Sienna? Thomas	(760) 262-1400 ext. 12586	pthomas at tmdci-nsn.gov
1045	Total Leonard	J	Private
1212	Toyota	J	Private
1425	Trace Analytics	J	Private
1047	Tracer Technologies	J	Private
1051	Tri-Borough Air Resources Management District	I	District Agency
1052	Tri-County Air Pollution Authority	I	District Agency
1053	Tri-County District Health Service	I	District Agency
1262	Tribal Air Monitoring Support - NAU	T	Tribal	Chris Lee	702-784-8278	Chris.Lee at nau.edu
1056	Triton Coal	J	Private
2351	Trona Environmental Subcommittee	F	State Agency
1447	Tronox	J	Private	Leif Paulson	307-777-7817	leif.paulson at wyo.gov
1058	Tucson Electric Power Company	J	Private
123	Tulalip Triber of Tulalip Reservation, WA	T	Tribal	Kelly Finley	360 716 4604	kfinley at tulaliptribes-nsn.gov
1059	Tulare County APCD	I	District Agency
1060	Tulsa City-County Health Department	G	County Agency
1061	Tuolumne County APCD	I	District Agency
598	Twenty-Nine Palms Band of Mission Indians	T	Tribal	Shawn Muir	760-574-4588	smuir at 29palmsbomi-nsn.gov
1062	U P Generating Company	J	Private
1400	U.S. Silica Company	J	Private
1250	URS Corporation	J	Private	Marion Shelton	703-679-1162	marion.shelton at urs.com
1299	URSCorp, TX	J	Private
1369	US Army Corps of Engineers	L	Military
1093	US Department Of Interior (USGS-BLM)	N	Fed Nonmilitary	Mary Barr	808-967-8832	mbarr at usgs.gov
1096	US EPA - Region 1	P	EPA Region	Mary Jane Cuzzupe	617-918-8383	cuzzupe.maryjane at epa.gov
1105	US EPA - Region 10	P	EPA Region	Chris Hall	206-553-0521	hall.christopher at epa.gov
1097	US EPA - Region 2	P	EPA Region	Henry Feingersh	212-637-3382	feingersh.henry at epa.gov
1098	US EPA - Region 3	P	EPA Region	Clinton McCrowey / Keith Hoffman	215-814-2157 / 215-814-2121	mccrowey.clinton at epa.gov / hoffman.keith@epa.gov
1099	US EPA - Region 4	P	EPA Region	Darren Palmer / Daniel Garver	404-562-9052 / 404-562-9839	palmer.darren at epa.gov / garver.daniel@epa.gov
1100	US EPA - Region 5	P	EPA Region	Anthony Ross	312-353-0826	ross.anthony at epa.gov
1101	US EPA - Region 6	P	EPA Region	Suzanne Apodaca	214-665-6556	apodaca.suzanne at epa.gov
1102	US EPA - Region 7	P	EPA Region	James Regehr	913-551-5063	regehr.james at epa.gov
1103	US EPA - Region 8	P	EPA Region	Joshua Rickard	303-312-6460	rickard.joshua at epa.gov
1104	US EPA - Region 9	P	EPA Region	Fletcher Clover	415-972-3991	clover.fletcher at epa.gov
1261	US EPA Ann Arbor Lab	C	EPA HQ Effects
2367	US EPA Narragansett Lab	C	EPA HQ Effects	Jeff Hollister	401 782 9655	hollister.jeff at epa.gov
1106	US EPA National Exposure Research Lab	A	EPA HQ ATM	Ms. Dorothy Filmore	(919) 541-2718	filmore.dorothy at epa.gov
1321	US EPA OEI	A	EPA HQ ATM	Lance Mccluney	919-541-7969	mcCluney.lance at epamail.epa.gov
1322	US EPA ORD	A	EPA HQ ATM	Alan Vette	919 541 1378	vette.alan at epa.gov
1108	US EPA/OAQPS	A	EPA HQ ATM	Robert Coats	919-541-5448	coats.robert at epa.gov
1109	US EPA/OAQPS/AAMG	A	EPA HQ ATM	Douglas Solomon	919-541-4132	solomon.douglas at epamail.epa.gov
1107	US EPS/Human Studies Lab/Health Effects Research Div	C	EPA HQ Effects
1110	US Forest Service	N	Fed Nonmilitary	John Korfmacher		john.korfmacher at usda.gov
1370	US Geological Survey	N	Fed Nonmilitary
1344	USEPA - Clean Air Markets Division	A	EPA HQ ATM	Timothy Sharac	202.343.9180	sharac.timothy at epa.gov
1111	USG Interior Products	J	Private
928	UTE Mountain UTE Tribe	T	Tribal
1408	Unimin Corporation	J	Private
1065	Union Camp	J	Private
1066	Union Carbide	J	Private
1072	United States Atomic Energy Commission	N	Fed Nonmilitary
1295	Universidad Autonoma De Baja, CA	K	Institution
1079	University College Of Pharmacy, Washington	K	Institution
1080	University Hygenic Laboratory (University of Iowa)	K	Institution	Amanda Hughes	319.335.4500	amanda-hermann at uiowa.edu
1082	University Of California-Riverside	K	Institution	Edmund Seto	510 642 9219	seto at berkeley.edu
1084	University Of Iowa	J	Private	Leonard Marine	319-335-4500	leonard-marine at uiowa.edu
1086	University Of Maryland	K	Institution
1088	University Of Medicine And Dentistry Of New Jersey	K	Institution
1449	University of California - Davis	K	Institution	Nicholas Spada	530-752-0933	NJSPADA at UCDAVIS.EDU
1323	University of Cincinnati	K	Institution
0515	University of Illinois Champaign-Urbana	K	Institution
1423	University of Texas Rio Grande Valley	K	Institution
1393	University of Texas School of Public Health	K	Institution
1091	Unocal	J	Private
1092	Upjohn	J	Private
131	Upper Skagit Indian Tribe of Washington	T	Tribal	Christina Gourley	360.854.7105	chrisg at upperskagit.com
1113	Utah Department Of Environmental Quality	F	State Agency	Ms. Kimberly Kreykes	(801) 536-4000	kkreykes at utah.gov
1403	Utah State University	K	Institution
687	Ute Indian Tribe of Uintah & Ouray Reservation, UT	T	Tribal	Michael Natchees	435-725-4974	MIKEN at UTETRIBE.COM
6000	Valiant Solutions	X	Contractor
1116	Vandenberg AFB	J	Private
1325	Vectren Corporation	J	Private
1222	Veeland Farm Services	J	Private
1117	Ventron Corporation	J	Private
1118	Ventura County APCD	I	District Agency	Sam Michie	805-303-3927	sam at vcapcd.org
1119	Vermont Agency Of Environmental Conservation	F	State Agency	Jenny Berschling	(802) 272-2747	jenny.berschling at vermont.gov
1240	Versar, Inc., Esm Operations	J	Private
1121	Vigo County Division Of Air Pollution Control	G	County Agency
1124	Virgin Islands Department Of Planning & Natural Resources	F	State Agency	Mr. Howard Brown	(340) 773-1082	howard.brown at dpnr.vi.gov
1127	Virginia Department of Environmental Quality	F	State Agency	Namita Verma (Second - Crystal Sorenson)	804-678-8289 (804) 527-5183	namita.verma at deq.virginia.gov - cysorensen@deq.virginia.gov
1125	Virginia Division Of Consolidated Laboratories	F	State Agency	Crystal Sorensen	804-527-5183	crystal.sorensen at deq.virginia.gov
1126	Virginia Polytechnic Institute	K	Institution	Linda Fernandez	804-828-6917	LMFERNANDEZ at VCU.EDU
1128	Volusia County Environmental Management Department	G	County Agency
1129	W W Engineering And Science	J	Private
1130	W. H. Hunt Trust Estate	J	Private
1141	WAUPACA Foundry	J	Private
1167	WI State Lab Of Hygiene - Environmental Science Section	F	State Agency
1168	WI State Lab Of Hygiene - Occupational Health Laboratory	F	State Agency
1186	WW Engineering And Science	J	Private
1349	WY Refining Company, WY	J	Private
030	Wampanoag Tribe of Gay Head (Aquinnah) of Massachusetts	T	Tribal	Brett Stearns	508-645-9265 x170	bstearns at wampanoagtribe.net
2360	Warren Energy Services, LLC	J	Private
1132	Warren Petroleum	J	Private
1133	Warzyn Engineering, Inc	J	Private
1136	Washington State Department Of Ecology	F	State Agency	Ms. Melanie Forster	(360) 407-6330	Mfor461 at ecy.wa.gov
1137	Washington State Department Of Health	F	State Agency
1246	Washington State University	K	Institution	Penelope Quintana	619-594-1688	jquintan at mail.sdsu.edu
1371	Washington University in St. Louis	K	Institution
1138	Washoe County District Health Department	G	County Agency	Ms. Lauri Mendoza	(775) 784-7209	lmendoza at washoecounty.us
672	Washoe Tribe of Nevada and California	T	Tribal	Celine Bethel	775-783-0240	cbethel at ypt-nsn.gov
1139	Waste Management Of Wisconsin, Inc	J	Private	Michael Larson	612-483-9174	MJLARSON452 at GMAIL.COM
1140	Waste Technologies Industries	J	Private
1142	Wausau Paper Mills	J	Private
1143	Wayne County Air Pollution Control Division	G	County Agency
1145	Weaver Construction Company	J	Private
1148	Wellesley College	K	Institution
1149	West Central Wisconsin Biosolids	J	Private
1150	West Virginia Division of Air Quality	F	State Agency	Keith Foreman	(304) 926-0499 x1231	Keith.m.foreman at wv.gov
1151	West Virginia Northern Panhandle Regional Office	F	State Agency	Jeanne Wagner	304-238-1220 x3508	Jeanne.m.wagner at wv.gov
1153	Western Energy Company	J	Private
1154	Western Environmental Services	J	Private
1155	Western Gas Processors	J	Private
1399	Western Gas Resources	J	Private
1406	Westmoreland Haystack Mining	J	Private
1159	Westmoreland Resources	J	Private
1306	Weston Solutions, TX	J	Private
2370	Westrock	V	Industrial	James Taylor	804-444-7055	James.Taylor at westrock.com
1162	Weyerhaeuser Company	J	Private
1164	Whirlpool Corporation	J	Private
426	White Earth Band of Minnesota Chippewa Tribe	T	Tribal	Sean Nolan	717-772-3377	senolan at pa.gov
1165	White Earth Reservation	I	District Agency
607	White Mountain Apache Tribe of Ft Apache Reservation, AZ	T	Tribal	Justina George	928-729-4094	justinageorge at navajo-nsn.gov
1166	White Pine Copper Company	J	Private
1171	Will County Health Department	G	County Agency
1379	Williams Field Service Company	J	Private
1172	Wilner Wood Products, South Paris	J	Private
383	Winnebago Tribe of Nebraska	T	Tribal		402-878-3588
1174	Wisconsin Department Of Transportation	F	State Agency	Patricia Trainer	608-264-7330	patricia.trainer at dot.wi.gov
1343	Wisconsin Department of Administration(DOA)	F	State Agency	Miriam Anderson	608-264-6158	miriam.anderson at wisconsin.gov
1175	Wisconsin Dept Of Natural Resources, Air Monitoring Section	F	State Agency	Pamela Foy Gilmore	(608) 264-6049	pamela.foygilmore at wisconsin.gov
1176	Wisconsin Electric Power Company	J	Private
1177	Wisconsin Power And Light Company	J	Private
1446	Wisconsin Proppants, LLC	J	Private	Hamilton White	630-849-6930	hwhite at turnkeyprocessing.com
1178	Wisconsin Public Service Corporation	J	Private
1179	Wisconsin Tissue Mills	J	Private
1180	Wisconsin Winnebago Business Committee	J	Private
1181	Wm J Kennedy And Son Company	J	Private
1115	Wood Environment and Infrastructure Solutions	X	Contractor	Justin Knoll	352-333-6621	justin.knoll at woodplc.com
1184	Woodward Clyde Consultants	J	Private
1185	World Color Press, Inc	J	Private
924	Wyandotte Tribe of Oklahoma	T	Tribal	Jolene Catron	307-332-3164	jolene.catron at wreqc.com
1187	Wyodak Resources	J	Private
1188	Wyoming Air Quality Division, Dept Of Environmental Quality	F	State Agency	Leif Paulson	(307) 777-7817	leif.paulson at wyo.gov
1366	Wyoming Bureau of Land Management	F	State Agency	Jessica Ward	(970) 484-7941	jward at air-resource.com
1190	Wyoming Department Of Public Health	F	State Agency
1194	Xontech, Inc	J	Private
1195	Yakima County Clean Air Authority	I	District Agency	Hasan Tahat	509-834-2050	hasan at yrcaa.org
1196	Yellowstone County Air Pollution Control Agency	G	County Agency
1197	Yellowstone Energy Ltd Partnership	J	Private
660	Yerington Paiute Tribe of Yerington Colony & Campbell Ranch, NV	T	Tribal	Vicki Roberts	(775) 463-7866	airquality at ypt-nsn.gov
1198	Yolo-Solano APCD	I	District Agency	Mike Breuning	530-757-3666	mbreuning at ysaqmd.org
1200	Youngstown Department Of Public Works	H	City Agency
725	Ysleta Del Sur Pueblo of Texas	T	Tribal	Amy Sue Alesch	(915) 859-7913	aalesch at ydsp-nsn.gov
1201	Yuba County APCD	I	District Agency
562	Yurok Tribe of the Yurok Reservation, CA	T	Tribal	Joseph Hostler	707.482.1822	jhostler at yuroktribe.nsn.us
1203	Ziegler Company	J	Private
0336	elementOne, Inc.	J	Private
1192	peabody caballo mining, llc caballo mine	V	Industrial
1193	peabody caballo mining, llc rawhide mine	V	Industrial
1189	thunder basin coal company, black thunder mine	V	Industrial
1191	thunder basin coal company, coal creek mine	V	Industrial