Drinking Water Program

The Drinking Water Program is a resource for drinking water system operators and the public when dealing with water quality alerts, public notices, water monitoring and testing, and sanitary hazard analysis.
OAR – 333-061-0220(1) Small water system classification applies when a water system serves 150 service connections or less and:
- Uses only groundwater as its source; or
- Purchases finished water from another public water system
Resources for Small Water System
- Small Water System Operator training schedule
- Drinking Water Data Online – systems are cataloged by name and or system number
- Oregon Public Drinking Water Rules
- Public Notice Templates – Tier 1 and Tier 2 for Microbiological and Chemical Exceedances
- Plan Review is required prior to any construction of a new system or major modifications of an existing public water system
- Procedures Following a Loss of Pressure
- How to Shock Chlorination Wells and Storage Tank
- Health Effects Bulletins of drinking water chemicals
- RCAC Environmental Infrastructure Loans
- Sustainable Infrastructure Planning Projects
- Sustainable Infrastructure Planning Projects PDF