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National Emission Standards for Hazardous Air Pollutants
Subpart O

Description: Inorganic Arsenic Emissions From Primary Copper Smelters
 
Agencies Delegated
AZ - Arizona Department of Environmental Quality
AZ - Maricopa County Air Pollution Control District
AZ - Pinal County Air Quality Control District
CA - Kern County Air Pollution Control District
CA - Modoc County Air Pollution Control District
CA - Monterey Bay Unified Air Pollution Control District
CA - San Joaquin Valley Unified Air Pollution Control District
CA - San Luis Obispo County Air Pollution Control District
CA - Santa Barbara County Air Pollution Control District
CA - South Coast Air Quality Management District
CA - Ventura County Air Pollution Control District
NV - Nevada Division of Environmental Protection



Note: The EPA has attempted to ensure that the delegations information presented on this web site accurately reflects the actions published in the Federal Register. If there are discrepancies, however, the Federal Register is the official record.

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