Public water system · WA5364294

Active

Fall City Water Dist. (Plum Creek)

At a glance

Fall City Water Dist. (Plum Creek) (PWSID WA5364294) is an active community water system in King County, Washington. It reports serving 59 people through 23 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 10 violations for this system; 2 are health-based, and the most recent began in January 2025.

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

Population served

Service connections

Primary source

Groundwater

System type

CWS

Community water system

System record

PWSIDWA5364294

System typeCommunity water system

Activity statusActive

Population served59

Service connections23

Primary water sourceGroundwater

Owner typeLocal government

Primacy agencyWA state drinking water program

City served—

StateWashington

ZIP—

CountyKing County

How does Fall City Water Dist. (Plum Creek) compare with other water systems in King County?

By EPA's size categories, Fall City Water Dist. (Plum Creek) is a very small system (500 people or fewer). King County has 214 active public water systems. Its population served is well below the county average of 15,523 people per system, and accounts for less than 0.1% of the 3,321,960 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 Fall City Water Dist. (Plum Creek) 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. 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 Fall City Water Dist. (Plum Creek)?

EPA lists Fall City Water Dist. (Plum Creek) 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. 58 of the 214 active systems in King County (27%) are also owned by a local government.

Does Fall City Water Dist. (Plum Creek) have drinking water violations?

EPA's records list 10 violations for this system; 2 are health-based, and the most recent began in January 2025. The violations listed here began between October 1999 and January 2025. By type: 6 monitoring and reporting, 2 contaminant level above the legal limit and 2 public notice, recordkeeping or other. The contaminant or rule involved most often is Total trihalomethanes (TTHM) (2 of them). EPA lists 6 as archived and 4 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
2025-01-01	Monitoring and reportingMonitoring and Reporting (DBP) · code 27	Total trihalomethanes (TTHM)code 2950	No	Archived
2025-01-01	Monitoring and reportingMonitoring and Reporting (DBP) · code 27	Haloacetic acids (HAA5)code 2456	No	Archived
2024-05-01	Contaminant level above the legal limitMaximum Contaminant Level Violation, E. coli (RTCR) · code 1A	Revised Total Coliform Rulecode 8000	Yes	Resolved
2024-01-01	Monitoring and reportingMonitoring and Reporting (DBP) · code 27	Total trihalomethanes (TTHM)code 2950	No	Archived
2024-01-01	Monitoring and reportingMonitoring and Reporting (DBP) · code 27	Haloacetic acids (HAA5)code 2456	No	Archived
2023-07-01	Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71	Consumer Confidence Rulecode 7000	No	Resolved
2005-01-01	Monitoring and reportingMonitoring, Regular · code 03	Diquatcode 2032	No	Resolved
2000-10-01	Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22	Total coliform bacteria (TCR)code 3100	Yes	Archived
2000-08-01	Monitoring and reportingMonitoring, Routine Major (TCR) · code 23	Total coliform bacteria (TCR)code 3100	No	Archived
1999-10-19	Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71	Consumer Confidence Rulecode 7000	No	Resolved

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.

Fall City Water Dist. (Plum Creek): frequently asked questions

Who runs Fall City Water Dist. (Plum Creek)?

Fall City Water Dist. (Plum Creek) (PWSID WA5364294) is a community water system owned by a local government. It is regulated by the WA state drinking water program.

How many people does Fall City Water Dist. (Plum Creek) serve?

Fall City Water Dist. (Plum Creek) reports serving 59 people through 23 service connections in King County, Washington.

Where does Fall City Water Dist. (Plum Creek) 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 Fall City Water Dist. (Plum Creek) have any drinking water violations?

EPA's records list 10 violations for this system; 2 are health-based, and the most recent began in January 2025. 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 Fall City Water Dist. (Plum Creek)'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; 2 are health-based, and the most recent began in January 2025. For current results, consult the system's annual water quality report, EPA ECHO, or the WA state drinking water program.

Where can I find Fall City Water Dist. (Plum Creek)'s water quality report?

As a community water system, Fall City Water Dist. (Plum Creek) 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 King County

Water system	County	Population served	Type	Source
Seattle Public Utilities	King	1,161,961	Community	Surface water
Bellevue City of	King	321,349	Community	Purchased surface water
Kent Water Department	King	166,421	Community	Purchased surface water
Redmond Water System City of	King	163,335	Community	Purchased surface water
Lakehaven Water and Sewer District	King	148,809	Community	Purchased surface water
Renton City of	King	108,091	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, “Fall City Water Dist. (Plum Creek), PWSID WA5364294, Washington”, https://aquacensus.com/water-systems/washington/fall-city-water-dist-plum-creek-wa5364294 (data as of October 1, 2026).