KOLOA, HI · Kauai County
KAHILI MOUNTAIN PARK Water System
Consumer Confidence Report status
KAHILI MOUNTAIN PARK must publish a Consumer Confidence Report — the annual drinking water quality report covering calendar year 2026 — by July 1, 2027.
As of August 1, 2026, EPA's federal records show no open violations for KAHILI MOUNTAIN PARK.
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed August 1, 2026. This is a record-keeping and public-information tool — it does not replace Hawaii’s official records. Always confirm current status with Hawaii before making decisions based on this information.
System facts
- System ID (PWSID)
- HI0000422
- System type
- Community Water System
- Population served
- 175
- Service connections
- 39
- Ownership
- privately owned
- Water source
- groundwater (wells)
KAHILI MOUNTAIN PARK is one of 87 community water systems in Hawaii in the 500 or fewer people size category, serving 175 people from groundwater.
As of August 1, 2026, its federal record holds 2 entries in 2018, all of which EPA lists as closed. Nothing has been added since 2018.
All 2 are monitoring and reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset — rather than findings about the water itself. The record involves the Stage 2 Disinfectants and Disinfection Byproducts Rule.
Violation history
Monitoring and Reporting (DBP)
—TTHM
January 1, 2018 – December 31, 2018
ResolvedMonitoring and Reporting (DBP)
—Total Haloacetic Acids (HAA5)
January 1, 2018 – December 31, 2018
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| January 1, 2018 – December 31, 2018 | Monitoring and Reporting (DBP) | TTHM | — | Resolved |
| January 1, 2018 – December 31, 2018 | Monitoring and Reporting (DBP) | Total Haloacetic Acids (HAA5) | — | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
No enforcement actions on record for this system.
Common questions
Is KAHILI MOUNTAIN PARK required to publish a Consumer Confidence Report?
- Yes. KAHILI MOUNTAIN PARK is a community water system, and federal rules (40 CFR 141 Subpart O) require every community water system to publish a Consumer Confidence Report each year.
When is KAHILI MOUNTAIN PARK’s next Consumer Confidence Report due?
- KAHILI MOUNTAIN PARK’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does KAHILI MOUNTAIN PARK have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for KAHILI MOUNTAIN PARK.
What is a Consumer Confidence Report?
- A Consumer Confidence Report (CCR) is the annual drinking water quality report that community water systems must provide to the people they serve. It lists the contaminants detected in the system’s water during the year, where the water comes from, and how the results compare with federal limits. EPA’s revised CCR rule takes effect January 1, 2027, and the first reports in the new format are due July 1, 2027.
Contact
KNUDSEN TRUST
808-635-2966
KOLOA, HI 96756