Potosi Pws

PWSID: MO6010659

System Details

Population Served2,527
Service Connections1,236
Water SourceGroundwater
System TypeCommunity Water System
OwnerLocal Government
StatusActive
CityPotosi
Zip Code63664-0000

Areas Served

  • Potosi, Washington County

Lead & Copper Testing

ContaminantLevelEPA Action LevelStatus
Lead (90th percentile)0.0018 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0016 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0016 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0016 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0016 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 (37 total)

ContaminantViolationDateHealth-BasedStatus
2024-04-27Returned to Compliance
2024-04-27Returned to Compliance
2023-03-01 MajorReturned to Compliance
2023-03-01 MajorReturned to Compliance
2023-03-01 MajorAcknowledged
2023-03-01 MajorAcknowledged
2023-03-01 MajorReturned to Compliance
2015-12-01YesReturned to Compliance
2015-12-01YesReturned to Compliance
2015-09-01YesReturned to Compliance
2015-09-01YesReturned to Compliance
2011-11-10Returned to Compliance
2011-09-14Returned to Compliance
2011-05-31Returned to Compliance
2010-09-01 MajorReturned to Compliance
2001-01-01YesReturned to Compliance
2001-01-01YesReturned to Compliance
1999-09-01YesReturned to Compliance
1999-09-01YesReturned to Compliance
1999-01-01YesReturned to Compliance
1999-01-01YesReturned to Compliance
1998-05-01YesReturned to Compliance
1998-05-01YesReturned to Compliance
1997-10-01YesReturned to Compliance
1997-10-01YesReturned to Compliance
1997-09-01YesReturned to Compliance
1997-09-01YesReturned to Compliance
1996-09-01YesReturned to Compliance
1996-09-01YesReturned to Compliance
1996-08-01YesReturned to Compliance
1996-08-01YesReturned to Compliance
1994-11-01YesReturned to Compliance
1994-11-01YesReturned to Compliance
1994-09-01YesReturned to Compliance
1994-09-01YesReturned to Compliance
1993-09-01YesReturned to Compliance
1993-09-01YesReturned to Compliance