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PM10 Air Quality Data Summaries (1988-1997)
Fresno County
Year % of Samples
Above 24-Hr Standard
Exceeds Annual
Standard?
PM10 Concentration in ug/m3
State
>50ug/m3
Federal
>150ug/m3
State
AGM
Federal
AAM
Max
24-Hr
Max
AGM
Max
AAM
Max
EPDC
Max 99th
Percentile
1997 33 0 Y N 124       41.5   46.7   148.4   124       
1996 30 0 Y N 144       33.9   39.3   151.7   144       
1995 39 0 Y N 126       40.0   48.9   161.8   126       
1994 45 0 Y N 127       43.2   49.7   156.4   127       
1993 49 2 Y Y 190       44.3   53.0   165.9   190       
1992 51 0 Y Y 125       47.5   52.1   211.2   125       
1991 58 0 Y Y 152       52.1   66.1     152       
1990 61 13 Y Y 297       133.7   70.3   242.4   297       
1989 57 9 Y Y 250       88.6   102.8   240.3   250       
1988 67 3 Y Y 162       58.2   64.0     162       

Go to Data Explanation Explanation of the terminology in the header above, as well as the sampling program and analytical methods used to collect the data, the PM10 air quality standards, and how to request air quality data.

Please send questions or comments to:

aqdweb@arb.ca.gov

This page last revised on March 1, 1999

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