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Related Laws and Regulations

The following laws and regulations have been adopted to better protect our groundwater resources.

Related Groundwater Links

Chemicals of Concern (COC) - Groundwater Information Sheets

The Groundwater Special Studies Unit has compiled technical information on some higher profile Chemicals of Concern (COCs) that may pose a threat to groundwater quality in the State. Groundwater Information Sheets for each COC have been prepared and are periodically updated to reflect current knowledge and technology.

Groundwater Information Sheets include the following information

  • Chemical formula, aliases, and identification numbers
  • Regulatory and water quality levels
  • Summary information pertaining to detection in California’s groundwater
  • Analytical test methods, regulatory testing requirements, and known analytical limitations
  • Discussion of anthropogenic and natural sources
  • Environmental fate and transport characteristics
  • History of occurrence
  • Remediation/treatment technologies
  • Adverse health effects
  • Key references

COCs Groundwater Information Sheets

U.S. EPA List of Priority Drinking Water Contaminants for Regulatory Consideration

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State Water Resources Control Board
Division of Water Quality
Groundwater Ambient Monitoring & Assessment Program (GAMA)
1001 I Street, 15th Floor
Sacramento, CA 95814

Telephone: (916) 341-5577
Fax: (916) 341-5463