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Public water system · WA5351920

Active

Union

Community water system in Mason County, Washington, drawing primarily on groundwater.

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

Population served

700

Service connections

275

Primary source

GW

Groundwater

System type

CWS

Community water system

System record

PWSIDWA5351920
System typeCommunity water system
Activity statusActive
Population served700
Service connections275
Primary water sourceGroundwater
Owner typeLocal government
Primacy agencyWA state drinking water program
City served—
StateWashington
ZIP—
CountyMason County

Violations & enforcement

BeganViolationContaminant or ruleHealth-basedStatus
2009-01-01Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52Lead and Copper Rulecode 5000NoResolved
2000-08-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22Total coliform bacteria (TCR)code 3100YesArchived
1996-07-01Monitoring and reportingInitial Tap Sampling for Pb and Cu · code 51Lead and Copper Rulecode 5000NoResolved
1995-06-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22Total coliform bacteria (TCR)code 3100YesArchived
1994-10-19Monitoring and reportingMonitoring, Routine Major (TCR) · code 23Total coliform bacteria (TCR)code 3100NoArchived
1994-06-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22Total coliform bacteria (TCR)code 3100YesArchived
1993-07-01Monitoring and reportingMonitoring, Routine Major (TCR) · code 23Total coliform bacteria (TCR)code 3100NoArchived
1993-06-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22Total coliform bacteria (TCR)code 3100YesArchived
1992-06-01Monitoring and reportingMonitoring, Routine Major (TCR) · code 23Total coliform bacteria (TCR)code 3100NoArchived
1991-12-01Monitoring and reportingMonitoring, Routine Major (TCR) · code 23Total coliform bacteria (TCR)code 3100NoArchived
1979-10-01Monitoring and reportingMonitoring, Regular · code 03Gross alpha (excluding radon and uranium)code 4000NoArchived

All 11 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.

Union: frequently asked questions

Is Union's water safe to drink?

Union is an active community water system regulated under the Safe Drinking Water Act, overseen by the WA state drinking water program. EPA's SDWA data records violations for this system — the most recent are listed on this page, including health-based violations; consult EPA ECHO or your annual Consumer Confidence Report for its current compliance status.

Who runs Union?

Union (PWSID WA5351920) is a local government-owned community water system, regulated by the WA state drinking water program.

How many people does Union serve?

Union reports serving 700 people through 275 service connections in Mason County, Washington.

Where does Union get its water?

EPA SDWIS lists this system's primary water source as groundwater.

Other water systems in Mason County

Water systemCountyPopulation servedTypeSource
Shelton City ofMason15,089CommunityGroundwater
Belfair Water District 1Mason4,432CommunityGroundwater
Lake Cushman System 5Mason3,675CommunityGroundwater
Twanoh State ParkMason3,173Transient non-communityGroundwater
Belfair State ParkMason2,411Transient non-communityGroundwater
Timberlake Community Club Inc.Mason2,337CommunityGroundwater

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