Know Your Environment. Protect Your Health.

1,1-Dichloroethylene

Mount Houston Road Municipal Utility District

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
2018ND20ND
2019ND20ND
2020ND20ND
2021ND20ND
2022ND20ND
2023ND20ND

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
2018-06-18AE30242ND
2018-06-18AE30246ND
2019-07-15AE74415ND
2019-07-15AE74417ND
2020-07-09AF18907ND
2020-07-09AF18911ND
2021-06-14AF57828ND
2021-06-14AF57830ND
2022-05-05AF95728ND
2022-05-05AF95730ND
2023-06-01AG42806ND
2023-11-09AG63063ND