Menu

EWG's Tap Water Database — 2021 UPDATE

Donate

cis-1,2-Dichloroethylene

New Brighton

1,2-Dichloroethylene, a neurotoxic solvent, exists in two different forms: trans-1,2-dichloroethylene and cis-1,2-dichloroethylene. A mixture of the two forms is used to manufacture other solvents and chemical products.

 

8

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND30ND
2015ND10ND
2016N/A00N/A
2017N/A00N/A
2018ND10ND
2019ND30ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EPA Maximum Contaminant
Level (MCL) 70 ppb

The legal limit for cis-1,2-dichloroethylene, established in 1991, was based on a toxicity study in laboratory animals conducted in the 1980s.

ppb = parts per billion

All test results

Date Lab ID Result
2014-07-0814G0393-01ND
2014-07-0814G0393-02ND
2014-08-1314H1198-01ND
2015-06-1615F1012-01ND
2018-12-0418L0132-01ND
2019-01-0919A0181-01ND
2019-05-1319E0914-01ND
2019-07-2919G2035-01ND