Pollutant Standard IDs (Active Only)

Sorted On: Parameter Code, Pollutant Standard ID, Duration Cod)

Last Updated on 4/24/2014 at 1:2:48

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< Parameter Code > < Pollutant Standard ID > < Duration Code > < Description > < Short Description > < NAAQS Statistic > < NAAQS Basis > < Primary Standard Level > < Secondary Standard Level > < Promulgation Date > < Primary Standard Threshold > < Secondary Standard Threshold >
12128 1 Q Original lead standard based on calendar quarterly average. Lead Quarterly 1978 Quarterly Mean Observed Values 1.5 1.5 1978-10-05 1.55 1.55
14129 2 R Lead 3 month rolling average site level summary based on TSP lead at local conditions. Lead 3-Month 2009 3-Month Rolling Average Observed Values 0.15 0.15 2008-11-12 0.155 0.155
42101 3 1 Carbon Monoxide 1-hour standard from 1971. CO 1-hour 1971 Annual Second Maximum Obseved hourly values 35 35 1985-09-13 35.5 35.5
42101 4 Z Carbon Monoxide 8-hour running average from 1971. CO 8-hour 1971 Annual Second Non-Overlapping Maximum 8-Hour running average (end hour) of observed hourly values 9 9 1985-09-13 9.5 9.5
42401 5 Y Sulfur Dioxide 3-hour Block Average from 1971. SO2 3-hour 1971 Annual Second Maximum 3-Hour block average of observed hourly values None 500 1996-05-22 None 500.5
42401 6 7 Sulfur Dioxide 24-hour standard from 1971. SO2 24-hour 1971 Annual Second Maximum Daily Average of observed values 140 None 1996-05-22 140.5 None
42401 6 X Sulfur Dioxide 24-hour standard from 1971. SO2 24-hour 1971 Annual Second Maximum Daily Average of observed values 140 None 1996-05-22 140.5 None
42401 7 M Sulfur Dioxide Annual Mean Standard from 1971. SO2 Annual 1971 Annual Mean Observed Values 30 None 1996-05-22 30.5 None
42401 19 1 Sulphur Dioxide 1-hour standard from 2010 SO2 1-hour 2010 Annual 99th Percentile Daily maximum 1-hour average 75 None 2010-06-02 75.5 None
42602 8 M Nitrogen Dioxide Annual Mean from 1971. NO2 Annual 1971 Annual Mean Observed values 53 53 2010-01-22 53.5 53.5
42602 20 1 Nitrogen Dioxide 1-hour standard NO2 1-hour Annual 98th Percentile Daily Maximum 1-hour average 100 None 2010-01-22 100.5 None
44201 9 1 Ozone 1-hour Daily Maximum value based on data completeness betweeen 9 AM and 9 pm. Ozone 1-hour Daily 2005 Annual Estimated Days > Standard Daily maxima of observed hourly values (between 9:00 AM and 8:00 PM) 0.12 0.12 1997-07-18 0.125 0.125
44201 10 W Ozone 8-hour running average stored in begin hour from 1997. Ozone 8-Hour 1997 Annual 4th Maximum Daily maximum of 8 hour running average of observed hourly values 0.08 0.08 1997-07-18 0.085 0.085
44201 11 W Ozone 8-hour running average stored in begin hour from 2008. Ozone 8-Hour 2008 Annual 4th Maximum Daily maximum of 8 hour running average of observed hourly values 0.075 0.075 2008-03-27 0.076 0.076
81102 12 7 PM10 24-hour standard. Violations include actual exceedences and expected exceedences where data is missing. PM10 24-hour 2006 Annual Estimated Days > Standard Daily Mean 150 150 1987-07-01 155 155
81102 12 X PM10 24-hour standard. Violations include actual exceedences and expected exceedences where data is missing. PM10 24-hour 2006 Annual Estimated Days > Standard Daily Mean 150 150 1987-07-01 155 155
85129 14 R PM10 Surgate (instead of TSP) for the new lead 3 month rolling average site level summary. Lead 3-Month PM10 Surrogate 2009 3-Month Roling Average Observed Values 0.15 0.15 2008-11-12 0.155 0.155
88101 16 7 PM25 24-hour standard made more restrictive in 2006. PM25 24-hour 2006 Annual 98th Percentile Daily Mean 35 35 2006-10-17 35.5 35.5
88101 16 X PM25 24-hour standard made more restrictive in 2006. PM25 24-hour 2006 Annual 98th Percentile Daily Mean 35 35 2006-10-17 35.5 35.5
88101 18 M PM25 annual weighted mean was reaffirmed in 2006 with the same level as originally promulgated. PM25 Annual 2006 Annual Weighted Mean Quarterly Means of Daily Means 15 15 2006-10-17 15.05 15.05