Total Trihalomethanes (TTHMs) in Hawaii Drinking Water
5 public water systems in Hawaii have historical EPA violation records associated with total trihalomethanes (tthms) in the Q2 2026 snapshot.
8
Historical Records in Hawaii
5
Systems With Records
About Total Trihalomethanes (TTHMs)
- EPA Limit
- 80 ppb
- Category
- Disinfection Byproducts
- Health Effects
- Liver, kidney, nervous system problems; 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.