Know Your Environment. Protect Your Health.

1,1-Dichloroethylene

West View Water Authority

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

 

13

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019ND10ND
2020ND50ND
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
2018-01-0201180119ND
2019-01-149011049-01ND
2020-01-0621585870.00ND
2020-02-1821755487.00ND
2020-05-1222313368.00ND
2020-08-0422898214.00ND
2020-11-1623448556.00ND
2021-02-0223973086.00ND
2021-02-0223973107.00ND
2022-01-2526032258.00ND
2022-01-2626032237.00ND
2023-01-2428261372.00ND
2023-01-2428261373.00ND