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EPA in California

Air Quality Guidance for Schools

This guidance (PDF)Exit
(3 pp, 216 K, About PDF), issued by the California Air Pollution Control Officers Association (CAPCOA), is intended to assist school districts in making decisions about school activities and closures when air quality is poor.

EPA in California

EPA’s Pacific Southwest (Region 9) implements and enforces federal environmental laws in Arizona, California, Hawaii, Nevada, the Pacific Islands, and 148 tribal nations.