Population Served
12.1K
Service Connections
2.1K
Total Violations
14
Health-Based Violations
9
Lead & Copper Data
Lead Level
Safe0.00 ppb
Action Level: 15 ppb (EPA) · Sampled: 2021-12-31
015 ppb action level
Copper Level
No copper sampling data available
System Details
- Water Source
- Groundwater
- System Type
- Community Water System
- City
- WAIKOLOA
- ZIP Code
- 96738
- Counties Served
- Hawaii
- Cities Served
- WAIKOLOA (DHO)
- Open Violations
- 0
- State
- Hawaii
Violation Summary
14
Total Violations
9
Health-Based
0
Open Now
Most recent violation: 2010-03-01
Explore Hawaii Water Quality
See all water systems, lead data, and violation trends for Hawaii.
Data source: EPA ECHO SDWIS Bulk Download (Jan 2026). PWSID: HI0000135.SafeWater Home