County Agencies Permit Assistance Centers Land Use and Economic Development Agencies

California Agencies & Information California Air Resources Board Prioritization Guidelines "Hot Spots" Emission Inventory Criteria and Guidelines: The "Inventory Guidelines" Risk Assessment ARB-approved Source Testing Companies California Legislative Information

Federal Information Federal Regulations United States Environmental Protection Agency (EPA)

Other Agencies Transportation Planning Agencies - State & Local Local Government Commission Local Government Commission - Central Valley Livable Places News

Health Organizations American Lung Association

Air Districts Amador Air District Bay Area AQMD Butte County AQMD Colusa County APCD El Dorado County APCD Feather River AQMD Glenn County APCD Kern County APCD Mojave Desert AQMD Monterey Bay Unified APCD North Coast Unified AQMD Northern Sierra AQMD Placer County APCD Sacramento Metropolitan AQMD Sacramento Valley Air Basin Website San Diego County APCD San Luis Obispo County APCD Santa Barbara County APCD Shasta County AQMD South Coast AQMD Tehama County APCD Ventura County APCD Yolo/Solano AQMD

Transportation Providers