Public water system · WA5381451

Active

South Bainbridge

At a glance

South Bainbridge (PWSID WA5381451) is an active community water system in Kitsap County, Washington. It reports serving 4,414 people through 1,616 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in July 2024.

Dataset updated October 2026 . Source: EPA SDWIS/ECHO public records.

Population served

4,414

Service connections

1,616

Primary source

Groundwater

System type

CWS

Community water system

System record

PWSIDWA5381451

System typeCommunity water system

Activity statusActive

Population served4,414

Service connections1,616

Primary water sourceGroundwater

Owner typeLocal government

Primacy agencyWA state drinking water program

City served—

StateWashington

ZIP—

CountyKitsap County

How does South Bainbridge compare with other water systems in Kitsap County?

By EPA's size categories, South Bainbridge is a medium system (3,301 to 10,000 people). Kitsap County has 220 active public water systems. Its population served is about 183% above the county average of 1,560 people per system, and accounts for 1.3% 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 South Bainbridge is about 34% 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. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 4,370 Washington systems (93%) list groundwater as their primary source.

Who owns and regulates South Bainbridge?

EPA lists South Bainbridge as owned by a local 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. 49 of the 220 active systems in Kitsap County (22%) are also owned by a local government.

Does South Bainbridge have drinking water violations?

Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in July 2024. The violations listed here began between January 2020 and July 2024. By type: 11 monitoring and reporting and 1 public notice, recordkeeping or other. The contaminants or rules involved are Consumer Confidence Rule, Fluoride, Barium and Nickel. EPA lists 12 as resolved. 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
2024-07-01	Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71	Consumer Confidence Rulecode 7000	No	Resolved
2020-01-01	Monitoring and reportingMonitoring, Regular · code 03	Fluoridecode 1025	No	Resolved
2020-01-01	Monitoring and reportingMonitoring, Regular · code 03	Bariumcode 1010	No	Resolved
2020-01-01	Monitoring and reportingMonitoring, Regular · code 03	Nickelcode 1036	No	Resolved
2020-01-01	Monitoring and reportingMonitoring, Regular · code 03	Antimonycode 1074	No	Resolved
2020-01-01	Monitoring and reportingMonitoring, Regular · code 03	Cadmiumcode 1015	No	Resolved
2020-01-01	Monitoring and reportingMonitoring, Regular · code 03	Chromiumcode 1020	No	Resolved
2020-01-01	Monitoring and reportingMonitoring, Regular · code 03	Arseniccode 1005	No	Resolved
2020-01-01	Monitoring and reportingMonitoring, Regular · code 03	Cyanidecode 1024	No	Resolved
2020-01-01	Monitoring and reportingMonitoring, Regular · code 03	Thalliumcode 1085	No	Resolved
2020-01-01	Monitoring and reportingMonitoring, Regular · code 03	Nitritecode 1041	No	Resolved
2020-01-01	Monitoring and reportingMonitoring, Regular · code 03	Berylliumcode 1075	No	Resolved

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.

South Bainbridge: frequently asked questions

Who runs South Bainbridge?

South Bainbridge (PWSID WA5381451) is a community water system owned by a local government. It is regulated by the WA state drinking water program.

How many people does South Bainbridge serve?

South Bainbridge reports serving 4,414 people through 1,616 service connections in Kitsap County, Washington.

Where does South Bainbridge 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 South Bainbridge have any drinking water violations?

Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in July 2024. 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 South Bainbridge'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, none is health-based, and the most recent began in July 2024. For current results, consult the system's annual water quality report, EPA ECHO, or the WA state drinking water program.

Where can I find South Bainbridge's water quality report?

As a community water system, South Bainbridge 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

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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, “South Bainbridge, PWSID WA5381451, Washington”, https://aquacensus.com/water-systems/washington/south-bainbridge-wa5381451 (data as of October 1, 2026).