Know Your Environment. Protect Your Health.

1,1-Dichloroethane

East Lyme Water & Sewer Commission

NOTE: East Lyme Water & Sewer Commission purchases water from New London Department of Public Utilities which is required to test for 1,1-dichloroethane. Sample information shown below was taken by New London Department of Public Utilities.

1,1-Dichloroethane is used in industrial chemical synthesis; in plastics, paint, varnish and finish removers; and as a pesticide. It can cause cancer.

 

10

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND20ND
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018ND100ND
2019ND100ND
2020ND40ND
2021ND30ND
2022ND60ND
2023ND70ND

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 3 ppb

The EWG Health Guideline of 3 ppb for 1,1-dichloroethane was defined by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk. This health guideline protects against cancer.

ppb = parts per billion

All test results

NOTE: East Lyme Water & Sewer Commission purchases water from New London Department of Public Utilities which is required to test for 1,1-dichloroethane. Sample information shown below was taken by New London Department of Public Utilities.

Date Lab ID Result
2013-09-17201309180529AMND
2013-12-16201312170300AMND
2014-03-17201403180211AMND
2014-06-17201406180539AMND
2018-11-2928423VOC1ND
2019-11-2030476VOC1ND
2020-12-0132749VOC1ND
2021-10-2734804VOC1ND
2022-09-1536585VOC1ND
2023-09-1438755VOC1ND