This point shapefile represents all air monitoring stations active in California from 2001 until 2003. The data within the shapefile was obtained from the Air Resources Board's Ambient Air Quality Data Summaries (ADAM) database. Developed for the California Air Resources Board (ARB) GIS data library. This layer is presented in the WGS84 coordinate system for web display purposes. Downloadable data are provided in native coordinate system or projection.
Creator:
Stephen P. Teale Data Center (Calif.). and California. Air Resources Board. Planning and Technical Support Division