Know Your Environment. Protect Your Health.

1,1-Dichloroethylene

Valencia Water Company Town Division

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

 

7

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019ND10ND
2020ND40ND
2021ND10ND
2022N/A00N/A
2023N/A00N/A

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
2018-01-09572884-001ND
2019-10-3119J3517-01ND
2020-01-1520A1715-01ND
2020-01-1520A1715-02ND
2020-01-1520A1715-03ND
2020-01-1520A1715-04ND
2021-01-0621A0639-01ND