Environmental Health
Drinking Water & Wells
Public Water Systems
  Group A Water Systems  

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)

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

Helpful Links

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

Popular Pages & Links
  • Water Quality Lab
  • General Drinking Water  or
    Permit Questions

  • Public Water Systems
This page last updated: 03/31/22