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Public water system · MT0000234

Active

Hamilton City of

Community water system in Ravalli County, Montana, drawing primarily on groundwater.

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

Population served

5,660

Service connections

2,443

Primary source

GW

Groundwater

System type

CWS

Community water system

System record

PWSIDMT0000234
System typeCommunity water system
Activity statusActive
Population served5,660
Service connections2,443
Primary water sourceGroundwater
Owner typeLocal government
Primacy agencyMT state drinking water program
City servedHamilton
StateMontana
ZIP—
CountyRavalli County

Violations & enforcement

BeganViolationContaminant or ruleHealth-basedStatus
2017-12-30Monitoring and reportingLead Consumer Notice · code 66Lead and Copper Rulecode 5000NoResolved
2012-01-01Monitoring and reportingMonitoring, Regular · code 03Nitrate-Nitritecode 1038NoResolved
2011-12-01Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24Total coliform bacteria (TCR)code 3100NoResolved
2006-07-01Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71Consumer Confidence Rulecode 7000NoResolved
2001-10-01Monitoring and reportingInitial Tap Sampling for Pb and Cu · code 51Lead and Copper Rulecode 5000NoResolved
2001-07-01Monitoring and reportingInitial Tap Sampling for Pb and Cu · code 51Lead and Copper Rulecode 5000NoResolved
1996-01-01Monitoring and reportingMonitoring, Regular · code 03Nitratecode 1040NoResolved
1994-01-01Monitoring and reportingMonitoring, Regular · code 03Nitratecode 1040NoResolved
1993-07-01Monitoring and reportingWater Quality Parameter M/R · code 53Lead and Copper Rulecode 5000NoResolved
1993-01-01Monitoring and reportingMonitoring, Regular · code 03Nitratecode 1040NoResolved

All 10 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.

Hamilton City of: frequently asked questions

Is Hamilton City of's water safe to drink?

Hamilton City of is an active 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; consult EPA ECHO or your annual Consumer Confidence Report for its current compliance status.

Who runs Hamilton City of?

Hamilton City of (PWSID MT0000234) is a local government-owned community water system, regulated by the MT state drinking water program.

How many people does Hamilton City of serve?

Hamilton City of reports serving 5,660 people through 2,443 service connections in Ravalli County, Montana.

Where does Hamilton City of get its water?

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

Other water systems in Ravalli County

Water systemCountyPopulation servedTypeSource
Stevensville Town ofRavalli2,090CommunityGroundwater
Super One Food StoreRavalli1,769Non-transient non-communityGroundwater
Town Pump Woodside 1Ravalli1,198Transient non-communityGroundwater
Town Pump Florence 1Ravalli1,092Transient non-communityGroundwater
Florence Carlton SchoolRavalli1,025Non-transient non-communityGroundwater
Corvallis Gym and Middle SchoolRavalli900Non-transient non-communityGroundwater

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