California Air Resources Board California Map with       
  District Boundaries
PM10 Air Quality Data Summaries (1988-1997)
San Joaquin Valley Unified APCD
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 1 Y N 199       43.1   48.1   203.4   199       
1996 46 0 Y Y 153       47.6   53.6   196.9   153       
1995 52 2 Y Y 279       48.9   58.2   229.6   279       
1994 55 3 Y Y 190       51.2   64.1   204.1   190       
1993 43 2 Y Y 239       69.9   56.3   254.8   239       
1992 65 1 Y Y 183       55.6   62.4   277.1   183       
1991 68 8 Y Y 279       69.4   86.4   245.5   279       
1990 71 12 Y Y 439       133.7   79.2   254.6   439       
1989 74 10 Y Y 250       88.6   102.8   240.6   250       
1988 71 10 Y Y 244       65.4   76.1     244       

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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