Know Your Environment. Protect Your Health.

1,1-Dichloroethylene

Mars Borough Water Works

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
2018ND10ND
2019ND10ND
2020ND10ND
2021ND30ND
2022ND30ND
2023ND30ND

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
2018-07-1718G1584-01ND
2019-08-1619H2178-01ND
2020-11-1323454849.00ND
2021-12-0625861429.00ND
2021-12-0625861450.00ND
2021-12-0725861471.00ND
2022-05-1326754587.00ND
2022-08-0427346606.00ND
2022-08-0427346627.00ND
2023-05-0929011444.00ND
2023-06-0529214297.00ND
2023-09-0629801314.00ND