Note: The link immediately below requires Java 5.0 only.  Java 6.0 will not work, and if installed on your computer, it will need to be removed and Java 5.0 will need to be installed.

Air Monitoring Data - District

Davenport Hexavalent Chromium Ambient Air Monitoring Data

Links:

ARB State CA Data AQMIS 2

ARB Air Monitoing Site Information Interactive Map

EPA AirData : Access to Air Pollution Data

AirNow