Water Quality: Maunaloa, HI
3 water systems • 1,580 people served
Some ConcernsWater Quality Summary
Maunaloa is served by 3 public water systems with a combined service population of 1,580 people, and has 7 EPA Safe Drinking Water Act violations on record. Critically, 1 of those are health-based violation, meaning one or more contaminants were detected above EPA-established safe levels — a serious public health concern. Maunaloa's violation count is 23% above the national average for Hawaii. Contaminants associated with violations include TTHM.
Contaminants Found
Total trihalomethanes are linked to increased risk of bladder cancer and adverse reproductive outcomes.
Common source: Reaction of chlorine disinfectants with naturally occurring organic matter in water
EPA limit: 0.080 mg/L (80 ppb)
Water Systems Serving Maunaloa
| System Name | PWSID | Source | Population | Violations |
|---|---|---|---|---|
| MAUNALOA-KALUAKOI | HI0000231 | Groundwater | 1,000 | 3 |
| KUALAPUU | HI0000229 | Groundwater | 500 | 2 |
| KIPU | HI0000245 | Groundwater | 80 | 2 |
Concerned About Your Water?
A home water filter can remove common contaminants. NSF-certified filters are tested against EPA standards.
Consider a reverse osmosis system for comprehensive filtration or a carbon filter for basic improvement.
Other Cities in Hawaii
Data Sources
Drinking water violation data from the EPA Safe Drinking Water Information System (SDWIS). Data includes all recorded violations for active community water systems.