Know Your Environment. Protect Your Health.

1,1-Dichloroethylene

Swiss Alpine Water Company

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

 

15

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
2020ND10ND
2021ND10ND
2022ND50ND
2023ND80ND

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 Result
2020-10-16ND
2021-11-02ND
2022-08-17ND
2022-08-17ND
2022-09-01ND
2022-11-14ND
2022-11-14ND
2023-03-22ND
2023-03-22ND
2023-06-05ND
2023-06-05ND
2023-08-22ND
2023-08-22ND
2023-11-27ND
2023-11-27ND