California Websites

Environmental Laboratory Accreditation Program (ELAP)
State Water Resources Control Board (SWRCB)
Division of Drinking Water
Drinking Water Notification Levels
Department of Toxic Substances Control (DTSC)
Storm Water Program
STORMS
California Department of Transportation (Caltrans)
California Legislative Information
SWRCB Operator Certification

Federal Websites

Code of Federal Regulations (CFR)
Index to EPA Test Methods
EPA: Collection of Methods
EPA: Region 9 Home Page
EPA: Office of Ground Water and Drinking Water (OGWDW)
EPA: Unregulated Contaminant Monitoring Rule (UCMR)
EPA: National Drinking Water Regulations
EPA: Major Environmental Laws
EPA: Compliance Monitoring, DMRQA
EPA: Water and Data Tools
EPA: Resource Conservation and Recovery Act (RCRA)
EPA: Local Drinking Water Information
FDA: Food and Safety Modernization Act (FSMA)

Environmental Organization Websites

American Council of Independent Laboratories (ACIL)
American Chemical Society (ACS)
American Water Works Association (AWWA)
The NELAC Institute (TNI) 
Water Environment Federation (WEF)
Water Education Foundation
California Water Environment Association (CWEA)
California Stormwater Quality Association (CASQA)
California Association of Sanitation Agencies (CASA)