Ossining Water Department

PWSID: NY5903451

System Details

Population Served30,000
Service Connections6,600
Water SourceSurface Water
System TypeCommunity Water System
OwnerLocal Government
StatusActive
CityOssining
Zip Code10562

Areas Served

  • Ossining (t), Westchester County

Lead & Copper Testing

ContaminantLevelEPA Action LevelStatus
Lead (90th percentile)0.0134 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0110 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0103 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0099 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0098 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0082 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0080 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0080 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0075 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0064 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0052 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0045 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0023 mg/L0.015 mg/LBelow Action Level

Violation History (105 total)

ContaminantViolationDateHealth-BasedStatus
2025-01-01Acknowledged
2025-01-01Returned to Compliance
2022-04-01Returned to Compliance
2022-04-01Acknowledged
2022-04-01Acknowledged
2022-04-01Returned to Compliance
2022-04-01Acknowledged
2022-04-01Returned to Compliance
2022-04-01Acknowledged
2022-04-01Acknowledged
2022-04-01Returned to Compliance
2022-04-01Acknowledged
2015-01-01 MajorReturned to Compliance
2015-01-01 MajorReturned to Compliance
2015-01-01 MajorReturned to Compliance
2015-01-01 MajorReturned to Compliance
2015-01-01 MajorReturned to Compliance
2015-01-01 MajorReturned to Compliance
2015-01-01 MajorReturned to Compliance
2015-01-01 MajorReturned to Compliance
2015-01-01 MajorReturned to Compliance
2015-01-01 MajorReturned to Compliance
2015-01-01 MajorReturned to Compliance
2015-01-01 MajorReturned to Compliance
2015-01-01 MajorReturned to Compliance
2015-01-01 MajorReturned to Compliance
2015-01-01 MajorReturned to Compliance
2015-01-01 MajorReturned to Compliance
2015-01-01 MajorReturned to Compliance
2015-01-01 MajorReturned to Compliance
2015-01-01 MajorReturned to Compliance
2015-01-01 MajorReturned to Compliance
2015-01-01 MajorReturned to Compliance
2015-01-01 MajorReturned to Compliance
2015-01-01 MajorReturned to Compliance
2015-01-01 MajorReturned to Compliance
2015-01-01 MajorReturned to Compliance
2015-01-01 MajorReturned to Compliance
2015-01-01 MajorReturned to Compliance
2015-01-01 MajorReturned to Compliance
2015-01-01 MajorReturned to Compliance
2015-01-01 MajorReturned to Compliance
2015-01-01 MajorReturned to Compliance
2015-01-01 MajorReturned to Compliance
2015-01-01 MajorReturned to Compliance
2015-01-01 MajorReturned to Compliance
2015-01-01 MajorReturned to Compliance
2015-01-01 MajorReturned to Compliance
2015-01-01 MajorReturned to Compliance
2015-01-01 MajorReturned to Compliance

Showing 50 of 105 historical violations.