Know Your Environment. Protect Your Health.

1,1-Dichloroethylene

Gowc East Water System

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

 

12

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018N/A00N/A
2019N/A00N/A
2020N/A00N/A
2021N/A00N/A
2022ND30ND
2023ND90ND

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
2022-10-2435755885003ND
2022-10-2435755885004ND
2022-10-2435755885005ND
2023-01-2335774809002ND
2023-01-2335774809003ND
2023-01-2335774809004ND
2023-04-0435790247001ND
2023-04-0435790247002ND
2023-04-0435790247003ND
2023-07-1035812561001ND
2023-07-1035812561002ND
2023-07-1035812561003ND