Mountain Heritage Water System

PWSID: MT0002873

System Details

Population Served175
Service Connections76
Water SourceGroundwater
System TypeCommunity Water System
OwnerPrivate
StatusActive
CityHelena
Zip Code59602

Areas Served

  • East Helena, Lewis and Clark County

Lead & Copper Testing

ContaminantLevelEPA Action LevelStatus
Lead (90th percentile)0.0100 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0040 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0020 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0010 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0010 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0010 mg/L0.015 mg/LBelow Action Level

Violation History (27 total)

ContaminantViolationDateHealth-BasedStatus
2020-01-01 MajorReturned to Compliance
2020-01-01 MajorReturned to Compliance
2020-01-01 MajorReturned to Compliance
2020-01-01 MajorReturned to Compliance
2020-01-01 MajorReturned to Compliance
2020-01-01 MajorReturned to Compliance
2020-01-01 MajorReturned to Compliance
2020-01-01 MajorReturned to Compliance
2020-01-01 MajorReturned to Compliance
2020-01-01 MajorReturned to Compliance
2020-01-01 MajorReturned to Compliance
2020-01-01 MajorReturned to Compliance
2020-01-01 MajorReturned to Compliance
2020-01-01 MajorReturned to Compliance
2020-01-01 MajorReturned to Compliance
2020-01-01 MajorReturned to Compliance
2020-01-01 MajorReturned to Compliance
2020-01-01 MajorReturned to Compliance
2020-01-01 MajorReturned to Compliance
2020-01-01 MajorReturned to Compliance
2019-04-01Returned to Compliance
2018-01-01Returned to Compliance
2017-07-01Returned to Compliance
2014-01-01Returned to Compliance
1999-01-01Returned to Compliance
1994-01-01Returned to Compliance
1993-07-01Returned to Compliance