Know Your Environment. Protect Your Health.

1,1-Dichloroethylene

Sugarloaf Water Association

1,1-Dichloroethylene is used for plastics production. It damages DNA and causes cancer in laboratory animal studies.

 

10

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019N/A00N/A
2020ND30ND
2021ND20ND
2022N/A00N/A
2023ND40ND

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EPA Maximum Contaminant
Level (MCL): 7 ppb

The legal limit for 1,1-dichloroethylene, established in 1987, was based on a toxicity study conducted in laboratory animals in the 1980s.

ppb = parts per billion

All test results

Date Lab ID Result
2018-09-04401802593ND
2020-06-22452000614CND
2020-06-22452000613CND
2020-06-22452000612CND
2021-06-10452100718ND
2021-10-062116627-01ND
2023-06-13452301000CND
2023-06-13452300999CND
2023-06-13452300998CND
2023-11-22452302353CND