ARB Logo California Map with      
  County Boundaries
PM10 Air Quality Data Summaries (1988-1997)
San Joaquin 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 9 0 N N 130       26.8   29.7     130       
1996 5 0 N N 127       23.7   29.2     127       
1995 3 0 N N 109       23.8   24.4     109       
1994 17 0 Y N 109       32.6   36.9   130.4   109       
1993 23 0 Y N 104       32.0   39.1   160.6   104       
1992 33 0 Y N 145       39.9   44.7   198.3   145       
1991 39 0 Y Y 140       43.0   52.3   182.6   140       
1990 35 2 Y Y 251       43.3   51.2   189.3   251       
1989 31 0 Y Y 146       44.8   50.4   174.5   146       
1988 37 0 Y Y 153       44.1   51.2     153       

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

Other Pollutants  |  PM10 Home Page  |  Air Basin (Site) Selection Map  |  Map for this Basin  
District/Site Directory  |  County/Site Directory  |  Monitoring Site Directory 
ARB Home Page  |  Search ARB Programs/Topics  |   Email ARB Help Attendant