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EWG's Tap Water Database — 2019 UPDATE

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cis-1,2-Dichloroethylene

Moore

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.

 

90

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND40ND
2013ND100ND
2014ND120ND
2015ND180ND
2016ND240ND
2017ND220ND

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
2012-02-152B16058-04ND
2012-02-152B16058-03ND
2012-02-152B16058-02ND
2012-02-152B16058-01ND
2013-03-293D02074-01ND
2013-06-253F25067-06ND
2013-06-253F25067-03ND
2013-06-253F25067-02ND
2013-06-253F25067-01ND
2013-09-283I30025-02ND
2013-09-283I30025-01ND
2013-11-253K26108-03ND
2013-11-253K26108-02ND
2013-11-253K26108-01ND
2014-03-134C14011-08ND
2014-03-134C14011-05ND
2014-05-294E30010-06ND
2014-05-294E30010-05ND
2014-08-114H12133-02ND
2014-08-114H12133-01ND
2014-08-114H12133-03ND
2014-08-114H12133-04ND
2014-08-114H12133-05ND
2014-12-044L05007-06RE1ND
2014-12-044L05007-05RE1ND
2014-12-044L05007-04RE1ND
2015-03-165C17090-04ND
2015-03-165C17090-03ND
2015-03-165C17090-02ND
2015-03-165C17090-01ND
2015-06-245F26009-04ND
2015-06-245F26009-01ND
2015-06-245F26009-02ND
2015-06-245F26009-03ND
2015-08-175H18116-08ND
2015-08-175H18116-07ND
2015-12-085L08161-10ND
2015-12-085L08161-09ND
2015-12-085L08161-08ND
2015-12-085L08161-04ND
2015-12-225L22074-01ND
2015-12-225L22074-02ND
2015-12-225L22074-03ND
2015-12-225L22074-04ND
2016-02-226B23061-05ND
2016-02-226B23061-03ND
2016-02-236B23061-04ND
2016-03-246C25003-05ND
2016-03-246C25003-04ND
2016-03-246C25003-03ND
2016-03-246C25003-02ND
2016-03-246C25003-01ND
2016-04-286D29012-03ND
2016-04-286D29012-01ND
2016-04-286D29012-02ND
2016-04-286D29012-04ND
2016-04-286D29012-05ND
2016-08-186H19015-06ND
2016-08-186H19015-05ND
2016-08-186H19015-04ND
2016-08-186H19015-03ND
2016-08-186H19015-01ND
2016-12-286L29046-02ND
2016-12-286L29046-01ND
2016-12-286L29046-03ND
2016-12-286L29046-05ND
2016-12-286L29046-06ND
2016-12-286L29046-04ND
2017-03-237C24009-06ND
2017-03-237C24009-05ND
2017-03-237C24009-04ND
2017-03-237C24009-03ND
2017-03-237C24009-02ND
2017-03-237C24009-01ND
2017-06-297F29076-03ND
2017-06-297F29076-02ND
2017-06-297F29076-04ND
2017-06-297F29076-05ND
2017-06-307G03081-02ND
2017-06-307G03081-01ND
2017-09-117I12038-05ND
2017-10-317K01144-01ND
2017-10-317K01144-09ND
2017-10-317K01144-08ND
2017-10-317K01144-07ND
2017-10-317K01144-06ND
2017-10-317K01144-05ND
2017-10-317K01144-04ND
2017-10-317K01144-03ND
2017-10-317K01144-02ND