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EWG's Tap Water Database — 2021 UPDATE

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cis-1,2-Dichloroethylene

Aqua NJ - Blackwood

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.

MORE ABOUT THIS CONTAMINANT

 

53

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014ND170ND
2015ND90ND
2016ND90ND
2017ND90ND
2018ND70ND
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
2014-01-20AE21747ND
2014-01-20AE21746ND
2014-01-21AE21748ND
2014-01-21AE21749ND
2014-01-27AE22225ND
2014-01-27AE22226ND
2014-03-10AE26441ND
2014-03-10AE26439ND
2014-03-10AE26440ND
2014-03-10AE26438ND
2014-03-11AE26443ND
2014-03-11AE26442ND
2014-03-11AE26444ND
2014-03-17AE27074ND
2014-04-28AE31215ND
2014-10-13AE53246ND
2014-10-13AE53247ND
2015-01-26AE64766ND
2015-01-26AE64765ND
2015-01-28AE64768ND
2015-01-28AE64767ND
2015-01-29AE64771ND
2015-01-29AE64770ND
2015-05-19AE76368ND
2015-10-19AE96558ND
2015-11-02AE97964ND
2016-01-04AF04206ND
2016-01-04AF04208ND
2016-01-04AF04207ND
2016-01-05AF04210ND
2016-01-05AF04209ND
2016-04-26AF14321ND
2016-07-06AF21420ND
2016-10-17AF33265ND
2016-10-17AF33266ND
2017-04-07AF48194ND
2017-04-07AF48192ND
2017-04-07AF48184ND
2017-04-18AF48754ND
2017-08-07AF59913ND
2017-08-07AF59912ND
2017-09-18AF64028ND
2017-11-282279574001ND
2017-12-042281388001ND
2018-06-05AF85994ND
2018-06-05AF85995ND
2018-06-05AF85996ND
2018-06-05AF85997ND
2018-07-11AF89593ND
2018-07-11AF89589ND
2018-07-30AF91267ND
2019-04-02AG13138ND
2019-12-03AG41363ND