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Public water system · MT0001752

Active

Custer Rest Area Westbound

Transient non-community water system in Yellowstone County, Montana, drawing primarily on groundwater.

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

Population served

400

Service connections

1

Primary source

GW

Groundwater

System type

TNCWS

Transient non-community water system

System record

PWSIDMT0001752
System typeTransient non-community water system
Activity statusActive
Population served400
Service connections1
Primary water sourceGroundwater
Owner typeState government
Primacy agencyMT state drinking water program
City servedBillings
StateMontana
ZIP—
CountyYellowstone County

Violations & enforcement

BeganViolationContaminant or ruleHealth-basedStatus
2022-04-02Required treatment not metTreatment Technique Startup Procedures (RTCR) · code 2DRevised Total Coliform Rulecode 8000YesResolved
2021-01-01Monitoring and reportingMonitoring, Regular · code 03Nitrate-Nitritecode 1038NoResolved
2017-05-01MonitoringMonitoring, Routine (RTCR) · code 3ARevised Total Coliform Rulecode 8000NoResolved
2017-01-01Monitoring and reportingMonitoring, Regular · code 03Nitrate-Nitritecode 1038NoResolved
2016-05-01MonitoringMonitoring, Routine (RTCR) · code 3ARevised Total Coliform Rulecode 8000NoResolved
2015-07-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22Total coliform bacteria (TCR)code 3100YesResolved
2010-04-01Monitoring and reportingMonitoring, Routine Major (TCR) · code 23Total coliform bacteria (TCR)code 3100NoResolved
2008-01-01Monitoring and reportingMonitoring, Regular · code 03Nitrate-Nitritecode 1038NoResolved
2007-10-01Monitoring and reportingMonitoring, Routine Major (TCR) · code 23Total coliform bacteria (TCR)code 3100NoResolved
2005-10-01Monitoring and reportingMonitoring, Routine Major (TCR) · code 23Total coliform bacteria (TCR)code 3100NoResolved
1998-01-01Monitoring and reportingMonitoring, Regular · code 03Nitratecode 1040NoResolved
1995-11-01Monitoring and reportingMonitoring, Routine Major (TCR) · code 23Total coliform bacteria (TCR)code 3100NoResolved

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.

Custer Rest Area Westbound: frequently asked questions

Is Custer Rest Area Westbound's water safe to drink?

Custer Rest Area Westbound is an active transient non-community water system regulated under the Safe Drinking Water Act, overseen by the MT 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 Custer Rest Area Westbound?

Custer Rest Area Westbound (PWSID MT0001752) is a state government-owned transient non-community water system, regulated by the MT state drinking water program.

How many people does Custer Rest Area Westbound serve?

Custer Rest Area Westbound reports serving 400 people through 1 service connections in Yellowstone County, Montana.

Where does Custer Rest Area Westbound get its water?

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

Other water systems in Yellowstone County

Water systemCountyPopulation servedTypeSource
Billings City ofYellowstone114,000CommunitySurface water
Billings Heights Co Water Dist ofYellowstone12,000CommunityPurchased surface water
Laurel Municipal Water SystemYellowstone6,339CommunitySurface water
Lockwood Water and Sewer DistrictYellowstone5,900CommunitySurface water
Rocky Mountain CollegeYellowstone5,700Non-transient non-communityPurchased surface water
Montana State University BillingsYellowstone2,999Non-transient non-communityPurchased surface water

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