Know Your Environment. Protect Your Health.

1,1-Dichloroethylene

Three Lakes Sanitary District

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
2018ND10ND
2019ND10ND
2020ND20ND
2021ND10ND
2022ND10ND
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
2018-09-061078299ND
2019-09-251150849ND
2020-09-221216415ND
2020-09-221216417ND
2021-09-281280558ND
2022-03-251304804ND
2023-09-25CB11645-06ND
2023-09-25CB11645-03ND