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Public water system · WA5363448

Active

Olympic Trails Water Supply

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

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

Population served

44

Service connections

55

Primary source

GW

Groundwater

System type

CWS

Community water system

System record

PWSIDWA5363448
System typeCommunity water system
Activity statusActive
Population served44
Service connections55
Primary water sourceGroundwater
Owner typePrivate
Primacy agencyWA state drinking water program
City served—
StateWashington
ZIP—
CountyMason County

Violations & enforcement

BeganViolationContaminant or ruleHealth-basedStatus
2023-01-01Monitoring and reportingMonitoring, Regular · code 03Nitratecode 1040NoResolved
2020-07-01Required treatment not metOCCT/SOWT Study/Recommendation · code 57Lead and Copper Rulecode 5000YesResolved
2020-03-02Required treatment not metPublic Education · code 65Lead and Copper Rulecode 5000YesResolved
2019-01-01Monitoring and reportingMonitoring and Reporting (DBP) · code 27Total trihalomethanes (TTHM)code 2950NoResolved
2019-01-01Monitoring and reportingMonitoring and Reporting (DBP) · code 27Haloacetic acids (HAA5)code 2456NoResolved
2007-09-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Acute (TCR) · code 21Total coliform bacteria (TCR)code 3100YesArchived
2006-01-01Monitoring and reportingMonitoring, Routine Major (TCR) · code 23Total coliform bacteria (TCR)code 3100NoArchived
2005-08-01Monitoring and reportingMonitoring, Routine Major (TCR) · code 23Total coliform bacteria (TCR)code 3100NoArchived
2005-07-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22Total coliform bacteria (TCR)code 3100YesArchived
2005-01-01Monitoring and reportingMonitoring, Regular · code 03Nitratecode 1040NoResolved
1994-09-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22Total coliform bacteria (TCR)code 3100YesArchived
1993-04-01Monitoring and reportingMonitoring, Routine Major (TCR) · code 23Total coliform bacteria (TCR)code 3100NoArchived

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.

Olympic Trails Water Supply: frequently asked questions

Is Olympic Trails Water Supply's water safe to drink?

Olympic Trails Water Supply 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 Olympic Trails Water Supply?

Olympic Trails Water Supply (PWSID WA5363448) is a private-owned community water system, regulated by the WA state drinking water program.

How many people does Olympic Trails Water Supply serve?

Olympic Trails Water Supply reports serving 44 people through 55 service connections in Mason County, Washington.

Where does Olympic Trails Water Supply 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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