Grand Isle Water System

PWSID: ME0092285

System Details

Population Served278
Service Connections111
Water SourceGroundwater
System TypeCommunity Water System
OwnerLocal Government
StatusActive
CityGrand Isle
Zip Code04746

Areas Served

  • Grand Isle, Aroostook County

Lead & Copper Testing

ContaminantLevelEPA Action LevelStatus
Lead (90th percentile)0.0021 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 (29 total)

ContaminantViolationDateHealth-BasedStatus
2024-10-01 MajorAcknowledged
2024-10-01 MajorReturned to Compliance
2024-10-01 MajorReturned to Compliance
2024-07-01Returned to Compliance
2024-07-01Returned to Compliance
2021-12-30Returned to Compliance
2018-12-30Returned to Compliance
2014-01-01 MajorReturned to Compliance
2014-01-01 MajorReturned to Compliance
2014-01-01 MajorReturned to Compliance
2014-01-01 MajorReturned to Compliance
2014-01-01 MajorReturned to Compliance
2014-01-01 MajorReturned to Compliance
2014-01-01 MajorReturned to Compliance
2014-01-01 MajorReturned to Compliance
2014-01-01 MajorReturned to Compliance
2014-01-01 MajorReturned to Compliance
2014-01-01 MajorReturned to Compliance
2014-01-01 MajorReturned to Compliance
2014-01-01 MajorReturned to Compliance
2014-01-01 MajorReturned to Compliance
2014-01-01 MajorReturned to Compliance
2014-01-01 MajorReturned to Compliance
2014-01-01 MajorReturned to Compliance
2014-01-01 MajorReturned to Compliance
2014-01-01 MajorReturned to Compliance
2014-01-01 MajorReturned to Compliance
2014-01-01 MajorReturned to Compliance
2008-10-01Returned to Compliance