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Public water system · 105300051

Active

Wolf Point

At a glance

Wolf Point (PWSID 105300051) is an active community water system in Washington. It reports serving 125 people through 30 service connections. Its primary water source is groundwater, and EPA lists it as Native American-owned. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in September 2025.

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

Population served

125

Service connections

30

Primary source

GW

Groundwater

System type

CWS

Community water system

System record

PWSID105300051
System typeCommunity water system
Activity statusActive
Population served125
Service connections30
Primary water sourceGroundwater
Owner typeNative American
Primacy agencyEPA Region 10
City servedWapato
StateWashington
ZIP—
County—

How does Wolf Point compare with other water systems in Washington?

By EPA's size categories, Wolf Point is a very small system (500 people or fewer). 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 Wolf Point 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 Wolf Point?

EPA lists Wolf Point as Native American-owned. The EPA Region 10 is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act.

Does Wolf Point have drinking water violations?

Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in September 2025. The violations listed here began between January 2020 and September 2025. By type: 10 monitoring and reporting and 2 reporting. The contaminant or rule involved most often is Revised Total Coliform Rule (2 of them). 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.

BeganViolationContaminant or ruleHealth-basedStatus
2025-09-01ReportingReport Sample Result/Fail Monitor (RTCR) · code 4BRevised Total Coliform Rulecode 8000NoResolved
2025-09-01Monitoring and reportingMonitoring and Reporting (DBP) · code 27Chlorinecode 0999NoResolved
2023-12-01ReportingReport Sample Result/Fail Monitor (RTCR) · code 4BRevised Total Coliform Rulecode 8000NoResolved
2023-10-01Monitoring and reportingMonitoring and Reporting (DBP) · code 27Chlorinecode 0999NoResolved
2020-10-31Monitoring and reportingLead Consumer Notice · code 66Lead and Copper Rulecode 5000NoResolved
2020-01-01Monitoring and reportingMonitoring, Regular · code 03Diquatcode 2032NoResolved
2020-01-01Monitoring and reportingMonitoring, Regular · code 032,3,7,8-TCDD (dioxin)code 2063NoResolved
2020-01-01Monitoring and reportingMonitoring, Regular · code 03Carbofurancode 2046NoResolved
2020-01-01Monitoring and reportingMonitoring, Regular · code 03Oxamylcode 2036NoResolved
2020-01-01Monitoring and reportingMonitoring, Regular · code 03Glyphosatecode 2034NoResolved
2020-01-01Monitoring and reportingMonitoring, Regular · code 03Ethylene dibromide (EDB)code 2946NoResolved
2020-01-01Monitoring and reportingMonitoring, Regular · code 031,2-Dibromo-3-chloropropane (DBCP)code 2931NoResolved

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.

Wolf Point: frequently asked questions

Who runs Wolf Point?

Wolf Point (PWSID 105300051) is a community water system Native American-owned. It is regulated by the EPA Region 10.

How many people does Wolf Point serve?

Wolf Point reports serving 125 people through 30 service connections in Washington.

Where does Wolf Point 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 Wolf Point 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 September 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 Wolf Point'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 September 2025. For current results, consult the system's annual water quality report, EPA ECHO, or the EPA Region 10.

Where can I find Wolf Point's water quality report?

As a community water system, Wolf Point 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 Washington

Water systemCountyPopulation servedTypeSource
Seattle Public UtilitiesKing1,161,961CommunitySurface water
Tacoma Water Division City ofPierce446,170CommunitySurface water
Vancouver City ofClark373,047CommunityGroundwater
Spokane City ofSpokane346,138CommunityGroundwater
Bellevue City ofKing321,349CommunityPurchased surface water
Alderwood Water DistrictSnohomish245,715CommunityPurchased surface water

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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, “Wolf Point, PWSID 105300051, Washington”, https://aquacensus.com/water-systems/washington/wolf-point-105300051 (data as of October 1, 2026).