Public water system · WA5303420
ActiveNaval Air Station/Whidbey Island
At a glance
Naval Air Station/Whidbey Island (PWSID WA5303420) is an active community water system in Island County, Washington. It reports serving 16,595 people through 1,952 service connections. Its primary water source is purchased surface water, and EPA lists it as owned by the federal government. EPA's records list 10 violations for this system; none is health-based, and the most recent began in October 1994.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
16,595
Service connections
1,952
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
How does Naval Air Station/Whidbey Island compare with other water systems in Island County?
By EPA's size categories, Naval Air Station/Whidbey Island is a large system (10,001 to 100,000 people). Island County has 307 active public water systems, and Naval Air Station/Whidbey Island is the 2nd-largest of them by population served. Its population served is about 49 times the county average of 335 people per system, and accounts for 16% of the 102,977 people reported by systems filed under the county. Across Washington, the 4,705 active systems average 2,172 people each. Nationally, the average active community water system reports serving 6,703 people, so Naval Air Station/Whidbey Island is about 148% above 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. Washington has 2,392 active community water systems, 51% of the state's 4,705 active systems. Purchased surface water means the system buys surface water from another public water system rather than drawing its own. 130 Washington systems (2.8%) list purchased surface water as their primary source.
Who owns and regulates Naval Air Station/Whidbey Island?
EPA lists Naval Air Station/Whidbey Island as owned by the federal government. The WA 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 307 active systems in Island County (0.3%) are also owned by the federal government.
Does Naval Air Station/Whidbey Island have drinking water violations?
EPA's records list 10 violations for this system; none is health-based, and the most recent began in October 1994. The violations listed here began between October 1991 and October 1994. By type: 10 monitoring and reporting. The contaminant or rule involved most often is Total coliform bacteria (TCR) (10 of them). EPA lists 10 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 |
|---|---|---|---|---|
| 1994-10-19 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 1992-11-01 | Monitoring and reportingMonitoring, Repeat Minor (TCR) · code 26 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 1992-07-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 1992-05-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 1992-03-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 1992-02-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 1992-01-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 1991-12-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 1991-11-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 1991-10-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Archived |
All 10 violations in EPA's records, newest first. 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.
Naval Air Station/Whidbey Island: frequently asked questions
Who runs Naval Air Station/Whidbey Island?
Naval Air Station/Whidbey Island (PWSID WA5303420) is a community water system owned by the federal government. It is regulated by the WA state drinking water program.
How many people does Naval Air Station/Whidbey Island serve?
Naval Air Station/Whidbey Island reports serving 16,595 people through 1,952 service connections in Island County, Washington.
Where does Naval Air Station/Whidbey Island get its water?
EPA SDWIS lists this system's primary water source as purchased surface water. Purchased surface water means the system buys surface water from another public water system rather than drawing its own.
Does Naval Air Station/Whidbey Island have any drinking water violations?
EPA's records list 10 violations for this system; none is health-based, and the most recent began in October 1994. 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 Naval Air Station/Whidbey Island'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 10 violations for this system; none is health-based, and the most recent began in October 1994. For current results, consult the system's annual water quality report, EPA ECHO, or the WA state drinking water program.
Where can I find Naval Air Station/Whidbey Island's water quality report?
As a community water system, Naval Air Station/Whidbey Island 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 Island County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Oak Harbor City of | Island | 23,675 | Community | Purchased surface water |
| Coupeville Town of | Island | 4,142 | Community | Groundwater |
| Camano Water Association | Island | 2,592 | Community | Groundwater |
| Clinton Water District | Island | 1,980 | Community | Groundwater |
| Camano Island State Park | Island | 1,718 | Transient non-community | Groundwater |
| Maxwelton Water System | Island | 1,700 | Non-transient non-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, “Naval Air Station/Whidbey Island, PWSID WA5303420, Washington”, https://aquacensus.com/water-systems/washington/naval-air-station-whidbey-island-wa5303420 (data as of October 1, 2026).