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EWG's Tap Water Database — 2021 UPDATE

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cis-1,2-Dichloroethylene

Warsaw, Town of

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.

 

13

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND20ND
2015ND20ND
2016ND30ND
2017ND30ND
2018ND10ND
2019ND20ND

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
2014-04-09E140301746ND
2014-04-09E140301756ND
2015-03-23VA010-DCLSND
2015-07-13VA010-DCLSND
2016-02-08E151201919ND
2016-04-05E160204730ND
2016-05-02E160204727ND
2017-04-10E170301192ND
2017-04-17E170401641ND
2017-05-02E170301205ND
2018-05-14E180305539ND
2019-05-15E190304861ND
2019-05-15E190304862ND