California Air Resources Board California Map with County Boundaries
PM10 Air Quality Data Summaries (1988-1997)
Riverside County Portion
of the Mojave Desert Air Basin
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
1992 25 0 Y N 242       32.7   35.3     242       
1991 36 0 Y N 112       41.0   45.2     112       

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 8, 1999

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