Knollcrest Tax District

PWSID: CT0910081

System Details

Population Served356
Service Connections89
Water SourceGroundwater
System TypeCommunity Water System
OwnerLocal Government
StatusActive
CityNew Fairfield
Zip Code06812

Areas Served

  • New Fairfield, Fairfield County

Lead & Copper Testing

ContaminantLevelEPA Action LevelStatus
Lead (90th percentile)0.0100 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0020 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0020 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0020 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0018 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0011 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)0.0000 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

1 Active Violations

ContaminantViolationDateHealth-BasedStatus
2024-10-17YesOpen

Violation History (83 total)

ContaminantViolationDateHealth-BasedStatus
2025-07-01Returned to Compliance
2025-05-03Returned to Compliance
2025-05-03Returned to Compliance
2024-08-10Returned to Compliance
2024-08-10Returned to Compliance
2024-07-01Returned to Compliance
2024-07-01Returned to Compliance
2023-12-30Returned to Compliance
2023-12-30Returned to Compliance
2023-12-30Returned to Compliance
2023-12-01 MajorReturned to Compliance
2023-12-01 MajorReturned to Compliance
2023-12-01 MajorReturned to Compliance
2023-12-01 MajorReturned to Compliance
2023-10-30YesReturned to Compliance
2023-10-30YesReturned to Compliance
2023-10-02Returned to Compliance
2023-10-02Returned to Compliance
2023-09-01YesReturned to Compliance
2023-09-01YesAcknowledged
2023-09-01YesAcknowledged
2023-09-01YesReturned to Compliance
2023-07-01Returned to Compliance
2023-07-01Returned to Compliance
2023-07-01YesReturned to Compliance
2023-01-01 MajorReturned to Compliance
2023-01-01 MajorReturned to Compliance
2023-01-01 MajorReturned to Compliance
2023-01-01 MajorAcknowledged
2019-12-30Returned to Compliance
2018-03-17Returned to Compliance
2017-07-01Returned to Compliance
2017-04-01 MajorReturned to Compliance
2017-04-01 MajorReturned to Compliance
2017-04-01 MajorReturned to Compliance
2017-04-01 MajorReturned to Compliance
2017-04-01 MajorReturned to Compliance
2017-04-01 MajorReturned to Compliance
2017-04-01 MajorReturned to Compliance
2017-04-01 MajorReturned to Compliance
2017-04-01 MajorReturned to Compliance
2017-04-01 MajorReturned to Compliance
2017-04-01 MajorReturned to Compliance
2017-04-01 MajorReturned to Compliance
2017-04-01 MajorReturned to Compliance
2017-04-01 MajorReturned to Compliance
2017-04-01 MajorReturned to Compliance
2017-04-01 MajorReturned to Compliance
2017-04-01 MajorReturned to Compliance
2017-04-01 MajorReturned to Compliance

Showing 50 of 82 historical violations.