Haloacetic Acids (HAA5) in Oregon Drinking Water
364 public water systems in Oregon have historical EPA violation records associated with haloacetic acids (haa5) in the Q2 2026 snapshot.
1,165
Historical Records in Oregon
364
Systems With Records
About Haloacetic Acids (HAA5)
- EPA Limit
- 60 ppb
- Category
- Disinfection Byproducts
- Health Effects
- Increased cancer risk
- Common Treatment Approaches
- Activated carbon filters
These counts describe historical compliance records, not present concentrations or household test results. Confirm current conditions with the utility's latest Consumer Confidence Report.