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Public water system · ID7220074

Active

Thompson Well Inc.

Transient non-community water system in Fremont County, Idaho, drawing primarily on groundwater.

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

Population served

40

Service connections

22

Primary source

GW

Groundwater

System type

TNCWS

Transient non-community water system

System record

PWSIDID7220074
System typeTransient non-community water system
Activity statusActive
Population served40
Service connections22
Primary water sourceGroundwater
Owner typePrivate
Primacy agencyID state drinking water program
City served—
StateIdaho
ZIP—
CountyFremont County

Violations & enforcement

BeganViolationContaminant or ruleHealth-basedStatus
2025-07-01MonitoringMonitoring, Routine (RTCR) · code 3ARevised Total Coliform Rulecode 8000NoArchived
2024-04-01MonitoringMonitoring, Routine (RTCR) · code 3ARevised Total Coliform Rulecode 8000NoArchived
2023-07-22Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75Public Noticecode 7500NoUnaddressed
2023-06-01Required treatment not metTreatment Technique Startup Procedures (RTCR) · code 2DRevised Total Coliform Rulecode 8000YesResolved
2022-08-01MonitoringMonitoring, Routine (RTCR) · code 3ARevised Total Coliform Rulecode 8000NoResolved
2022-01-01Monitoring and reportingMonitoring, Regular · code 03Nitratecode 1040NoResolved
2021-08-01MonitoringMonitoring, Routine (RTCR) · code 3ARevised Total Coliform Rulecode 8000NoResolved
2017-07-01MonitoringMonitoring, Routine (RTCR) · code 3ARevised Total Coliform Rulecode 8000NoResolved
2017-06-01Monitoring and reportingMonitoring, Source Water (GWR) · code 34E. colicode 3014NoResolved
2007-07-01Monitoring and reportingMonitoring, Routine Major (TCR) · code 23Total coliform bacteria (TCR)code 3100NoArchived
1997-07-01Monitoring and reportingMonitoring, Routine Major (TCR) · code 23Total coliform bacteria (TCR)code 3100NoArchived
1997-07-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22Total coliform bacteria (TCR)code 3100YesArchived

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.

Thompson Well Inc.: frequently asked questions

Is Thompson Well Inc.'s water safe to drink?

Thompson Well Inc. is an active transient non-community water system regulated under the Safe Drinking Water Act, overseen by the ID 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 Thompson Well Inc.?

Thompson Well Inc. (PWSID ID7220074) is a private-owned transient non-community water system, regulated by the ID state drinking water program.

How many people does Thompson Well Inc. serve?

Thompson Well Inc. reports serving 40 people through 22 service connections in Fremont County, Idaho.

Where does Thompson Well Inc. get its water?

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

Other water systems in Fremont County

Water systemCountyPopulation servedTypeSource
St AnthonyFremont3,606CommunityGroundwater
Ashton City ofFremont1,129CommunityGroundwater
Teton City ofFremont735CommunityGroundwater
Lds Church AshtonFremont642Transient non-communityGroundwater
Lds Church Island ParkFremont450Transient non-communityGroundwater
Blm Egin Lakes Access Rec SiteFremont400Transient non-communityGroundwater

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