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EWG's Tap Water Database — 2019 UPDATE

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cis-1,2-Dichloroethylene

Indiana American Water - Richmond

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.

 

17

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND20ND
2013ND20ND
2014ND30ND
2015ND20ND
2016ND20ND
2017ND60ND

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
2012-04-03169551RV-1202ND
2012-04-03169541RV-1202ND
2013-04-08214053RV-1302ND
2013-04-08214058RV-1302ND
2014-04-22252191RV-1402ND
2014-04-22252196RV-1402ND
2014-04-22252201RV-1402ND
2015-04-0728646301RV-1502ND
2015-04-0728646801RV-1502ND
2016-04-11317319RV-1602ND
2016-04-11317324RV-1602ND
2017-04-0435194501RV-1702ND
2017-04-0435195001RV-1702ND
2017-04-0435195401RV-1702ND
2017-05-0235710901RV-1702ND
2017-07-17361588RV-1703ND
2017-10-03372170RV-1704ND