Public water system · HI0000430
ActivePacific Missile Range Facility
At a glance
Pacific Missile Range Facility (PWSID HI0000430) is an active community water system in Kauai County, Hawaii. It reports serving 1,200 people through 188 service connections. Its primary water source is groundwater, and EPA lists it as owned by the federal government. EPA's records list one violation for this system; it is health-based, and the most recent began in November 2006.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
1,200
Service connections
188
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Pacific Missile Range Facility compare with other water systems in Kauai County?
By EPA's size categories, Pacific Missile Range Facility is a small system (501 to 3,300 people). Kauai County has 19 active public water systems. Its population served is well below the county average of 4,167 people per system, and accounts for 1.5% of the 79,166 people reported by systems filed under the county. Across Hawaii, the 136 active systems average 11,181 people each. Nationally, the average active community water system reports serving 6,703 people, so Pacific Missile Range Facility is well below that figure.
What does “community water system” mean?
A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. Hawaii has 119 active community water systems, 88% of the state's 136 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 112 Hawaii systems (82%) list groundwater as their primary source.
Who owns and regulates Pacific Missile Range Facility?
EPA lists Pacific Missile Range Facility as owned by the federal government. The HI state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 1 of the 19 active systems in Kauai County (5.3%) are also owned by the federal government.
Does Pacific Missile Range Facility have drinking water violations?
EPA's records list one violation for this system; it is health-based, and the most recent began in November 2006. By type: 1 contaminant level above the legal limit. The contaminant or rule involved is Total coliform bacteria (TCR). EPA lists 1 as archived. Archived means the violation was not marked resolved but is more than five years past the end of the noncompliance period, so it no longer counts toward current compliance status.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2006-11-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Archived |
The one violation in EPA's records.Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.
Pacific Missile Range Facility: frequently asked questions
Who runs Pacific Missile Range Facility?
Pacific Missile Range Facility (PWSID HI0000430) is a community water system owned by the federal government. It is regulated by the HI state drinking water program.
How many people does Pacific Missile Range Facility serve?
Pacific Missile Range Facility reports serving 1,200 people through 188 service connections in Kauai County, Hawaii.
Where does Pacific Missile Range Facility get its water?
EPA SDWIS lists this system's primary water source as groundwater. Groundwater means the system draws its water from wells or springs fed by underground aquifers.
Does Pacific Missile Range Facility have any drinking water violations?
EPA's records list one violation for this system; it is health-based, and the most recent began in November 2006. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found.
Is Pacific Missile Range Facility's water safe to drink?
AquaCensus shows EPA compliance records, not current water test results, so it cannot say whether the water is safe at a given moment. EPA's records list one violation for this system; it is health-based, and the most recent began in November 2006. For current results, consult the system's annual water quality report, EPA ECHO, or the HI state drinking water program.
Where can I find Pacific Missile Range Facility's water quality report?
As a community water system, Pacific Missile Range Facility must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.
Other water systems in Kauai County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Lihue-Kapaa | Kauai | 34,854 | Community | Surface water |
| Kalaheo-Koloa | Kauai | 12,660 | Community | Groundwater |
| Princeville | Kauai | 6,911 | Community | Groundwater |
| Kekaha-Waimea | Kauai | 5,998 | Community | Groundwater |
| Hanapepe-Eleele | Kauai | 5,592 | Community | Groundwater |
| Kilauea | Kauai | 3,420 | Community | Groundwater |
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About this data
Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.
Cite as: AquaCensus, “Pacific Missile Range Facility, PWSID HI0000430, Hawaii”, https://aquacensus.com/water-systems/hawaii/pacific-missile-range-facility-hi0000430 (data as of October 1, 2026).