Public water system · WA5390520
ActiveNaval Base Kitsap at Keyport
At a glance
Naval Base Kitsap at Keyport (PWSID WA5390520) is an active community water system in Kitsap County, Washington. It reports serving 1,540 people through 176 service connections. Its primary water source is purchased groundwater, and EPA lists it as owned by the federal government. Of the 12 most recent violations in EPA's records, 3 are health-based, and the most recent began in July 2014.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
1,540
Service connections
176
Primary source
GWP
Purchased groundwater
System type
CWS
Community water system
System record
How does Naval Base Kitsap at Keyport compare with other water systems in Kitsap County?
By EPA's size categories, Naval Base Kitsap at Keyport is a small system (501 to 3,300 people). Kitsap County has 220 active public water systems. Its population served is roughly in line with the county average of 1,560 people per system, and accounts for 0.4% of the 343,203 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 Base Kitsap at Keyport 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. Washington has 2,392 active community water systems, 51% of the state's 4,705 active systems. Purchased groundwater means the system buys groundwater from another public water system rather than drawing its own. 53 Washington systems (1.1%) list purchased groundwater as their primary source.
Who owns and regulates Naval Base Kitsap at Keyport?
EPA lists Naval Base Kitsap at Keyport 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. 4 of the 220 active systems in Kitsap County (1.8%) are also owned by the federal government.
Does Naval Base Kitsap at Keyport have drinking water violations?
Of the 12 most recent violations in EPA's records, 3 are health-based, and the most recent began in July 2014. The violations listed here began between October 1979 and July 2014. By type: 6 monitoring and reporting, 3 public notice, recordkeeping or other and 3 contaminant level above the legal limit. The contaminant or rule involved most often is Total coliform bacteria (TCR) (6 of them). EPA lists 7 as archived and 5 as resolved. 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. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2014-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2013-01-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2011-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2010-07-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1999-10-19 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 1999-03-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 1996-06-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Archived |
| 1996-05-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Archived |
| 1996-02-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Archived |
| 1992-09-01 | Monitoring and reportingMonitoring, Repeat Minor (TCR) · code 26 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 1979-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Archived |
| 1979-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Bariumcode 1010 | No | Archived |
The 12 most recent 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 Base Kitsap at Keyport: frequently asked questions
Who runs Naval Base Kitsap at Keyport?
Naval Base Kitsap at Keyport (PWSID WA5390520) 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 Base Kitsap at Keyport serve?
Naval Base Kitsap at Keyport reports serving 1,540 people through 176 service connections in Kitsap County, Washington.
Where does Naval Base Kitsap at Keyport get its water?
EPA SDWIS lists this system's primary water source as purchased groundwater. Purchased groundwater means the system buys groundwater from another public water system rather than drawing its own.
Does Naval Base Kitsap at Keyport have any drinking water violations?
Of the 12 most recent violations in EPA's records, 3 are health-based, and the most recent began in July 2014. 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 Base Kitsap at Keyport'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. Of the 12 most recent violations in EPA's records, 3 are health-based, and the most recent began in July 2014. 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 Base Kitsap at Keyport's water quality report?
As a community water system, Naval Base Kitsap at Keyport 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 Kitsap County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Bremerton City of | Kitsap | 72,951 | Community | Surface water |
| Silverdale Water Dist 16 | Kitsap | 35,163 | Community | Groundwater |
| West Sound Utility District #1 | Kitsap | 28,930 | Community | Groundwater |
| North Perry Ave Water District | Kitsap | 24,402 | Community | Groundwater |
| Poulsbo City of | Kitsap | 18,400 | Community | Groundwater |
| Naval Base Kitsap at Bangor | Kitsap | 16,828 | Community | Groundwater |
Related pages
Working with water-system records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.
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 Base Kitsap at Keyport, PWSID WA5390520, Washington”, https://aquacensus.com/water-systems/washington/naval-base-kitsap-at-keyport-wa5390520 (data as of October 1, 2026).