Lake Thunderhead

PWSID: MO2036165

System Details

Population Served585
Service Connections652
Water SourceSurface Water Purchased
System TypeCommunity Water System
OwnerPrivate
StatusActive
CityUnionville
Zip Code63565-0000

Areas Served

  • Unionville, Putnam County

Lead & Copper Testing

ContaminantLevelEPA Action LevelStatus
Lead (90th percentile)0.0029 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0000 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0000 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0000 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0000 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0000 mg/L0.015 mg/LBelow Action Level

Violation History (28 total)

ContaminantViolationDateHealth-BasedStatus
2024-07-01Returned to Compliance
2024-07-01Returned to Compliance
2024-07-01Returned to Compliance
2023-07-01Returned to Compliance
2023-07-01Returned to Compliance
2021-10-01 MajorReturned to Compliance
2021-06-01 MajorReturned to Compliance
2020-11-01 MajorReturned to Compliance
2020-07-01Returned to Compliance
2019-11-01 MajorReturned to Compliance
2019-07-01 MajorReturned to Compliance
2019-03-01 MajorReturned to Compliance
2019-01-01 MajorReturned to Compliance
2019-01-01 MajorReturned to Compliance
2017-01-01Returned to Compliance
2017-01-01Returned to Compliance
2016-07-01YesReturned to Compliance
2016-07-01YesReturned to Compliance
2016-04-01YesReturned to Compliance
2016-04-01YesReturned to Compliance
2016-01-01YesReturned to Compliance
2016-01-01YesReturned to Compliance
2015-10-01YesReturned to Compliance
2015-10-01YesReturned to Compliance
2015-07-01YesReturned to Compliance
2015-07-01YesReturned to Compliance
2012-07-01Returned to Compliance
2004-10-01Returned to Compliance