Deep Marine Headquarters

PWSID: CT1059082

System Details

Population Served50
Service Connections1
Water SourceGroundwater
System TypeNon-Transient Non-Community
OwnerState
StatusActive
CityPortland
Zip Code06480

Areas Served

  • Old Lyme, New London County

Lead & Copper Testing

ContaminantLevelEPA Action LevelStatus
Lead (90th percentile)0.0150 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0107 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0052 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0031 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0028 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0014 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0014 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0012 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0009 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0000 mg/L0.015 mg/LBelow Action Level

3 Active Violations

ContaminantViolationDateHealth-BasedStatus
2014-10-01Open
2003-10-01Open
2002-10-01Open

Violation History (21 total)

ContaminantViolationDateHealth-BasedStatus
2024-12-30Returned to Compliance
2023-04-01Returned to Compliance
2023-04-01Returned to Compliance
2022-09-29Returned to Compliance
2022-09-29Returned to Compliance
2021-10-01Returned to Compliance
2021-10-01Returned to Compliance
2021-10-01Returned to Compliance
2019-12-30Returned to Compliance
2018-12-30Returned to Compliance
2017-10-01Returned to Compliance
2015-11-26Returned to Compliance
2014-11-15Returned to Compliance
2014-09-24 MajorReturned to Compliance
2006-07-01YesReturned to Compliance
2005-10-01Returned to Compliance
2005-02-21Returned to Compliance
2001-01-01Returned to Compliance