Know Your Environment. Protect Your Health.

1,1-Dichloroethylene

Saint Joseph

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

 

8

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
2019ND30ND
2020ND10ND
2021ND10ND
2022ND20ND
2023ND10ND

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
2019-09-2519I2600-01ND
2019-09-2519I2600-02ND
2019-12-0419L0118-01ND
2020-01-1620A0714-01ND
2021-03-2521C1103-01ND
2022-07-1222G0656-01ND
2022-07-1222G0659-01ND
2023-07-2523G1712-01ND