Resources and Forms

On this page:

• Water System Sampling Points
• Coliform Monitoring
• Turbidity and Surface Water Treatment
• Disinfection Byproducts (DBPs)
• Groundwater Rule
• Maximum Residual Disinfectant Levels
• Chemical Monitoring
• Arsenic
• Radionuclides
• Lead and Copper

Read about Oregon Drinking Water Services (DWS) public notice resources and view templates.

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Water System Sampling Points

• Where to Take Samples-Groundwater Systems
• Where to Take Samples-Surface Water Systems

Coliform Monitoring

• Revised Coliform Monitoring Requirements
• Groundwater Source Monitoring Resources
• Coliform Bacteria
• How to disinfect a well
• Turbidity and Coliform monitoring frequencies for all Systems
• Coliform Sampling Plan template for public water systems serving up to 1,000 persons: Fillable MS Word or PDF
  • Updated sampling plan templates incorporate the source water monitoring requirements of the Groundwater Rule.
  • Source water monitoring requirements were effective for Groundwater Systems as of December 1, 2009.
• Level 1 Coliform Investigation Form (Investigation completed by water supplier): Fillable MS Word or PDF 
  
• Level 2 Coliform Investigation Form (Investigation completed by regulator): Fillable MS Word or PDF
  
• Shock Chlorination for Storage Tank, Well, and Distribution System Procedure and Volume Calculations
  

Turbidity and Surface Water Treatment

• Turbidity and Coliform Monitoring Requirements of All Systems
  
• Surface Water Monitoring and Reporting Forms for CT and Turbidity Data:
  

  If your system has more than one chlorine injection point, or if you have questions about the PDF or MS Excel versions of the monthly turbidity and surface water monitoring forms, contact the Drinking Water Services technical oversight contact for your system at 971-673-0405.

  • Conventional or Direct Filtration: PDF or MS Excel
  • Conventional or Direct Filtration with Verified UV Reactor(s): PDF or MS Excel
  • Membrane Filter: PDF or MS Excel
    
  • Slow Sand, Diatomaceous Earth Filtration or Unfiltered: PDF or MS Excel
  • Cartridge or Bag Filtration: PDF or MS Excel
  • Sensor Calibration Form (not required): MS Excel
    
  • Contact your regulator for UV disinfection forms
    
• Preparing a Tracer Study Plan
• Tracer Study Reporting Form: The template allows a water system to conduct a tracer study to comply with disinfection by determining effective contact time through a storage reservoir.
• 2025 Epichlorohydrin and Acrylamide Certification Form (Polymer Use Form): PDF -or- MS Word
  
• EPA Quick Reference Guides:
  • Interim Enhanced Surface Water Treatment Rule: A Quick Reference Guide
  • Long Term 1 Enhanced Surface Water Treatment Rule: A Quick Reference Guide
  • Filter Backwash Recycling Rule: A Quick Reference Guide

Disinfection Byproducts (DBPs)

• Stage 2 Disinfection Byproducts Rule
• Bromate Monitoring
• Total Organic Carbon Monitoring
• EPA Comprehensive Stage 1/Stage 2 Quick Reference Guide
• EPA DBP 
• EPA Chloramine

Groundwater Rule

• Monthly Compliance Report for Groundwater 4-log Compliance Monitoring Fillable MS Word and PDF
  
• Groundwater Rule

Maximum Residual Disinfectant Levels

• Disinfectant Residual Monitoring
• Maximum Residual Disinfectant Level Report (MRDL) Form: Download and use this form to report MRDL samples collected in the distribution system to Drinking Water Services.
  

Chemical Monitoring

New sampling requirements have been added for disinfection byproducts and radionuclides that may affect your water system. Please consult the fact sheets below for further information:

• Community and Non-Transient Water Systems
• Purchasing Community and Non-Transient Water Systems
• Transient Non-Community and Oregon Very Small Water Systems
  
• Chemical Contaminants and Maximum Levels
  
• SOC Use Waiver Guidance

Arsenic

• EPA Arsenic and Clarifications to Compliance and New Source Monitoring Rule: A Quick Reference Guide

Radionuclides

• EPA Radionuclides in Drinking Water
• EPA Radionuclides Rule: A Quick Reference Guide
• EPA Technical Fact Sheet: Final Rule (for Non-Radon) Radionuclides in Drinking Water

Lead and Copper

• Community-Wide Notification Template for Community Water Systems (CWS) and Non-Transient Non-Community (NTNC)
• Tier 1 Public Notification Template following a Lead Action Level Exceedance
  The 2021 Lead and Copper Rule Revisions require water systems to issue a Tier 1 Public Notification (PN) when there is an exceedance of the lead action level no later than 24 hours after systems learn of an exceedance. This document provides a template that water systems can use to develop a Tier 1 PN for a lead action level exceedance.
• Tier 1 Public Notification TemplateMS Word -or- PDF
• Plantilla para Notificacion Publica de Nivel 1MS Word Spanish
  
• Fact Sheet: Requirements for Tier 1 Public Notice Following a Lead Action Level Exceedance
• Service Line Inventory (lead, GRR, unknown) line classification public notice MS Word
  
• EPA  Notification of Known or Potential Service Line Containing Lead (public notice templates available on this page)
  
• Lead and Copper Public Education Requirements: If lead is present above the action level, public education must be delivered to water users.  For brochure templates and other public notice materials, visit Public Notice Resources & Templates.
  
• Corrosion Control Treatment Reporting Forms
  • EPA Lead and Copper Rule Quick Reference
    
  • EPA Optimal Corrosion Control Treatment Evaluation Technical Recommendations
    
  • Reporting Form for Water System Entry Point   Fillable MS Word or  PDF 
    
  • Reporting Form for Water System Distribution  Fillable MS Word or  PDF  
    
  • Monitoring and Reporting Form Instructions
    
  • EPA Summary Page for Reduction of Lead in Drinking Water Act
  • EPA Proposed Revisions to Lead and Copper Rule White Paper
    
• Consumer Notification Templates for Community Water Systems (CWS)
  • When individual taps and entire CWS are below lead action level (AL)Fillable MS Word
  • When individual taps and entire CWS exceed lead ALFillable MS Word  MS Word Spanish
    
  • EPA Factsheet: Requirements for Tier 1 Public Notice Following a Lead Action Level Exceedance
    
  • When an individual tap is below lead AL but entire CWS exceeds lead ALFillable MS Word
  • When an individual tap exceeds lead AL but CWS is below lead ALFillable MS Word
• Consumer Notification Templates for Non-Transient Non-Community Systems (NTNC)
  • When samples exceed lead AL at NTNCFillable MS Word
  • When samples are below lead AL at NTNCFillable MS Word
• Certification Form: Submit to DWS when consumer notification has been completedFillable MS Word
• Lead and Copper Sample Site Selection Form: To change lead and copper tap sampling site locations, approval is needed from regulatory agency (DWS or local health agency) before collecting samples at new locations. Water suppliers can submit site change request using theEPA 141-A form. 
• Directions for homeowner tap sample collection
  
• Directions for homeowner tap sample collection in Spanish
  
• Lead and Copper Sample Site Selection Criteria for Oregon
  
• EPA sampling clarifications memo
  
• EPA Memo on Sample Site Collection and Triennial Monitoring
• Lead in Schools Testing: EPA's Lead in Drinking Water in Schools manual describes how drinking water can be tested for lead and how contamination problems can be corrected. This manual is intended for use by school officials responsible for the water system maintenance and/or safety. Revised technical guidance is available in EPA's 3Ts for Reducing Lead in Drinking Water in Schools. Visit EPA's website for more information on Testing Schools and Child Care Centers for Lead in the Drinking Water (including where to sample, before you sample, how to sample and sample results). For more information about lead poisoning, please contact the Oregon Lead Poisoning Prevention Program (phone 971-673-0440).