Group A water systems are regulated by the Washington State Department of Health, Southwest Regional Office (360-236-3030). In cooperation with DOH, Thurston County performs well siting inspections for new wells and sanitary surveys for small Group A systems. For more information about your water system search the DOH public water system database.

Applications and Forms (all forms and applications are in PDF format)

• Well Site Inspection
  (both Supplemental and Master Applications required)
• Supplemental Application (Guidelines)
• Master Application (Guidelines)
• Covenants
• Declaration of Covenant
• Public Water Source (Note: follow link to Auditor's Formatting Requirements)
• Covenant Fact Sheet
• Restrictive Covenant
• Public Water Source (Note: follow link to Auditor's Formatting Requirements)
• Covenant Fact Sheet
• Well Construction or Decommissioning Inspection (Guidelines)

For a complete listing of applications, forms, and instructions, see Drinking Water Publications and Forms.

Helpful Links

• Well Logs ― WA State Dept of Ecology
• Public Water System Database ― Information on public wells in Washington, WA DOH, Office of Drinking Water
• DOH Drinking Water Division ― WA State Dept of Health

Find more drinking water information and links at Other Information and Resources.