Know Your Environment. Protect Your Health.

1,1-Dichloroethylene

Twin Lakes Water Works Corporation

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

 

16

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
2020ND50ND
2021ND30ND
2022ND30ND
2023ND50ND

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
2020-05-12CF93587-POCSND
2020-05-12CF93588-POCSND
2020-06-02AW10200-POCSND
2020-06-02AW10202-POCSND
2020-10-14AW19900-POCSND
2021-06-09AX11166-POCSND
2021-06-09AX11168-POCSND
2021-10-06AX20390-POCSND
2022-06-07AY09590-POCSND
2022-06-07AY09592-POCSND
2022-10-04AY17875-POCSND
2023-05-10AZ08444-POCS-1ND
2023-05-10AZ08442-POCSND
2023-11-19CP51319-POCSND
2023-11-19CP51318-POCSND
2023-12-13AZ22568-POCSND