Pioneer School Dist 41

PWSID: MT0001735

System Details

Population Served70
Service Connections2
Water SourceSurface Water Purchased
System TypeNon-Transient Non-Community
OwnerState
StatusActive
CityBillings
Zip Code59105
NoteSchool or Daycare

Areas Served

  • Billings, Yellowstone County

Lead & Copper Testing

ContaminantLevelEPA Action LevelStatus
Lead (90th percentile)0.0091 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0056 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0050 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0035 mg/L0.015 mg/LBelow Action Level

Violation History (12 total)

ContaminantViolationDateHealth-BasedStatus
2018-06-01 MajorReturned to Compliance
2015-07-01Returned to Compliance
2013-08-01 MajorReturned to Compliance
2005-07-01Returned to Compliance
2004-01-01Returned to Compliance
2003-07-01Returned to Compliance
2003-01-01Returned to Compliance
2002-07-01Returned to Compliance
2001-07-01Returned to Compliance
2001-01-01Returned to Compliance
2000-07-01Returned to Compliance
1999-01-01YesReturned to Compliance