Energy & environment · 11/08/2004
EPA Proposes Finding of Failure to Attain for Imperial Valley Planning Area Due to High Levels of Particulate Matter
The Environmental Protection Agency (EPA) is proposing to determine that the Imperial Valley Planning Area in California failed to meet the national air quality standards for particulate matter of 10 microns or less by the statutory deadline of December 31, 2001, due to high levels of air pollution