Water Quality Standards

Note: For questions about Drinking Water, please contact the Division of Environmental Health, Drinking Water Programs.

Recent Activities:

• Toxics Manual
  • Approved by USEPA Region 10 on September 17, 2009
  • Toxics 18 AAC 70 regulations revisions (September 19, 1009)
  • Alaska Water Quality Criteria Manual for Toxic and Other Deleterious Organic and Inorganic Substances (December 12, 2008)
  • Toxics Manual presentation from public workshops and hearing (February 2009)
  • Corrected notice of proposed changes in the regulations of the Department of Environmental Conservation (December 16, 2008)
  • Toxics Dear Interested Alaskan Letter (December 16, 2008)
• Fact Sheets:
  • Proposed Revisions to Alaska Water Quality Criteria Manual for Toxic and Other Deleterious Organic and Inorganic Substances
  • Proposed Revisions to Alaska's Water Quality Criteria Manual for Toxic and Other Deleterious Organic and Inorganic Substances: Chronic Aquatic Life Criterion for Aluminum
  • Proposed Revisions to Alaska's Water Quality Criteria Manual for Toxic and Other Deleterious Organic and Inorganic Substances: Human Health Criteria
• Mixing Zones
  • Mixing Zone Presentation Given to the Alaska Chapter of the American Fisheries Society
  • DEC – ADF&G Mixing Zone MOA
  • Mixing Zone Guidance 2-3-09
• Triennial Review Process for Revising Water Quality Standards
• Water Quality Standards (July 1, 2008)
• Residues documents (June 30, 2008)
  • Fact sheet
  • Final guidance
  • Residues regulations
  • EPA transmittal letter
• Natural Conditions Guidance and Tools
• 2007-2010 Three-year Work Plan for Water Quality Standards (Triennial Review)