Oregon Drinking Water Services

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Please browse this list of web pages on the Drinking Water site. The pages are organized alphabetically by category.

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Capacity Development
- Capacity Development Tools and Resources
- Financial Capacity
- Financial Capacity Definitions
- Managerial Capacity
- Technical Capacity
- Water System Capacity
County & Dept. of Agriculture Resources
- Coliform Resources
- Compliance Resources
- Conferences and Training
- Document Library
- EPA Staff Resources
- For Environmental Health Specialists
- Inventory Updates
- Monitoring Resources
- Water System Surveys
Cross Connection & Backflow Prevention
- Administrative Rules
- Annual Summary Reports
- Cross Connection Advisory Board
- Cross Connection Annual Fee
- List of Approved Assemblies
- List of Backflow Testers
- Online Payments
- Protecting public water supplies from backflow hazards
Cross Connection and Backflow Certification
- Cross Connection Specialist & Backflow Assembly Tester Certification
- Frequently Asked Questions
Distribution and Treatment Systems Levels 1-4
- CEU Audit
- Continuing Education Units (CEUs)
- DWS Operator Certification Renewal
- New Operator Certification
- Operator Exam FAQs
- Resources for Certified Operators
Domestic Well Safety
- Asegúrese que su agua de pozo esté limpia
- Asegúrese que su agua de pozo esté limpia
- Basic Information about Private Wells
- Contact Us
- Groundwater Protection and Well Stewardship
- Human Health & Well Water
- Make sure your water is safe
- Make sure your water is safe
- Our Partners
- Resources for Community Partners
- Submit Well Test Results
- Testing Recommendations
- Well Construction & Operation
- Well Testing & Regulations
- Well Treatment & Maintenance
- Well User Resource Toolkit
- Wildfire-Impacted Domestic Well Testing
Drinking Water
- Advisory Committee
- Annual Compliance Report
- Annual Water System Fee
- Archive
- Benchmark Reports
- Contact Us
- National Drinking Water Week
- National Groundwater Awareness Week
- Online Maps
- Oregon Drinking Water Services
- Public Notice
- Resources for Consumers
- Sitemap
- The Flint Michigan Crisis, Aftermath and Ramifications
Drinking Water State Revolving Fund
- Bipartisan Infrastructure Law
- Drinking Water Source Water Protection Projects
- Infrastructure Projects
- Intended Use Plan
- Loans to community and nonprofit non-community water systems
- Project Priority Lists and Public Notices
- Project Ranking and Disadvantaged Status
- Resources
- Small System Equipment Assistance
- Sustainable Infrastructure Planning Projects
Emergency Response
- Emergency Planning and Response
- Emergency Preparedness and Planning
Ground Water Rule
- FAQs about Monthly Source Assessment Monitoring
- FAQs about Triggered Source Water Monitoring
- Groundwater Source Monitoring
- Groundwater Source Monitoring Requirements
- Which Systems Need to Conduct Monthly Source Assessment Monitoring?
Groundwater & Source Water Protection
- Delineation of a Drinking Water Protection Area
- Drinking Water Protection Bulletins
- For Water Systems Operators
- Groundwater
- Groundwater Under the Direct Influence of Surface Water
- Oregon's Drinking Water Protection Program
- Protect your Groundwater Day
- Safe Disposal of Medication and Drug Take Back Day
- Source Water Protection
- Study of Pesticides in School Drinking Water
- Unregulated Contaminants
Health Effects of Contaminants
- Chemical Contaminants in Water
- Mercury
- Picloram
Long Term 2 Enhanced Surface Water Treatment Rule (LT2)
- Source Water Monitoring Rule
Monitoring and Reporting
- Bromate Monitoring
- Compliance Monitoring Data Portal
- Consumer Confidence Reports
- Direct Lab Reporting Procedure
- Disinfectant Residual Monitoring
- Laboratory Lists and Reporting Information
- List of Consumer Confidence Reports
- Monitoring and Reporting
- Resources and Forms
- Total Organic Carbon Monitoring
Operator Certification
- Administrative Rules
- Document Library
- Forms and Documents
- Operator Certification Experience Calculator
- Oregon Drinking Water Systems & Operator Certification
- Pipeline Articles
- Training Opportunities
Plan Review
- Plan Review
- Plan Review Exemption
Rules & Implementation Guidance
- Drinking Water Regulations and Rules
- Drinking Water Rules
- Lead and Copper Rule Revisions
- Oregon Very Small Systems
- Revised Coliform Monitoring Requirements
Small Water System Operator
- Advanced Course Materials
- Free Online SWS Basics Course
- Free SWS Basics Course
- Operator Requirements
- Small Water System Operator FAQs
- Welcome Page
Stage 2 Disinfection Byproducts Rule
- Compliance Determination & MCL Violations
- Compliance Monitoring Plans
- Example CMP: Surface water system 3301-9999 population
- Example CMP: Surface water system 500-3300 population
- Initial Distribution System Evaluation (IDSE)
- Operational Evaluations & Operational Evaluation Levels
- Reporting & Recordkeeping
- Routine, Reduced & Increased Monitoring Requirements
- Stage 2 Disinfection Byproducts Rule (DBPR)
- Stage 2 Disinfection Byproducts Rule (DBPR) FAQs
Surface Water Treatment
- Blue-Green Algae Labs & Expert Contacts
- Conventional and Direct Filtration
- Cyanotoxin Resources for Drinking Water
- Essentials of Surface Water Treatment
- Optimization, Training and Other Resources
- Slow Sand Filtration
Tester and Specialist Certification
- Additional Resources
- Backflow Assembly Testers and Cross Connection Specialist Certification
- Frequently Asked Questions
- New Certification
- Renewals
- Training
Water System Operations
- Circuit Rider Program
- Emerging Contaminants in Drinking Water
- ePipeline Newsletter
- Fact Sheets & Best Management Practices
- Per - and Polyfluoroalkyl Substances (PFAS)
- Public Notice Templates and Resources
- Resources for Oregon Water System Operators
- Shock Chlorination for Storage Tank, Well and Distribution System - Procedure and Volume Calculation
- Shutdown Tips for Seasonal Systems
- Shutdown Tips for Seasonal Systems: Disinfection Details
- Shutdown Tips for Seasonal Systems: To-do List
- Startup Tips for Seasonal Systems
- Water System Surveys & Outstanding Performance

Key Resources