On this page:
Read about Oregon Drinking Water Services (DWS)
public notice resources and view templates.
Water System Sampling Points
Coliform Monitoring
Turbidity and Surface Water Treatment
Disinfection Byproducts (DBPs)
Groundwater Rule
Maximum Residual Disinfectant Levels
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:
Arsenic
EPA Arsenic and Clarifications to Compliance and New Source Monitoring Rule: A Quick Reference Guide
Radionuclides
Lead and Copper