Big Stone Colony Inc

PWSID: MT0003077

System Details

Population Served130
Service Connections15
Water SourceGroundwater
System TypeCommunity Water System
OwnerPrivate
StatusActive
CitySand Coulee
Zip Code59472

Areas Served

  • Sand Coulee, Cascade County

Lead & Copper Testing

ContaminantLevelEPA Action LevelStatus
Lead (90th percentile)0.0010 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0000 mg/L0.015 mg/LBelow Action Level

Violation History (3 total)

ContaminantViolationDateHealth-BasedStatus
2024-05-21Returned to Compliance
2024-05-21Returned to Compliance
2024-05-21Returned to Compliance