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EWG's Tap Water Database — 2021 UPDATE

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cis-1,2-Dichloroethylene

Aqua NJ - Hamilton Square

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.

 

85

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
2014ND140ND
2015ND170ND
2016ND150ND
2017ND150ND
2018ND150ND
2019ND90ND

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
2014-01-07AE20088ND
2014-02-11AE23625ND
2014-02-19AE24424ND
2014-04-07AE29169ND
2014-05-20AE33858ND
2014-05-27AE34683ND
2014-05-27AE34671ND
2014-06-16AE36991ND
2014-07-02AE39017ND
2014-08-05AE43582ND
2014-09-08AE47809ND
2014-10-02AE51884ND
2014-11-03AE55707ND
2014-12-03AE59190ND
2015-01-13AE62549ND
2015-01-13AE62763ND
2015-01-13AE62762ND
2015-02-03AE64757ND
2015-03-04AE67796ND
2015-04-01AE70879ND
2015-05-04AE74500ND
2015-06-10AE78972ND
2015-06-17AE80148ND
2015-07-01AE81973ND
2015-08-11AE87915ND
2015-09-01AE90412ND
2015-10-30AE97965ND
2015-11-09AE99017ND
2015-11-10AE99026ND
2015-12-01AF01521ND
2015-12-09AF02506ND
2016-01-06AF04400ND
2016-01-06AF04396ND
2016-01-06AF04397ND
2016-02-03AF06989ND
2016-03-01AF09372ND
2016-04-04AF12121ND
2016-04-04AF12126ND
2016-05-03AF15008ND
2016-06-01AF17898ND
2016-07-25AF23609ND
2016-08-03AF24759ND
2016-09-07AF29122ND
2016-10-04AF31601ND
2016-10-04AF31600ND
2016-12-13AF38288ND
2017-01-16AF41076ND
2017-01-16AF41075ND
2017-01-16AF41074ND
2017-02-06AF42947ND
2017-03-15AF45978ND
2017-04-06AF48152ND
2017-04-06AF48153ND
2017-05-03AF50206ND
2017-06-01AF53214ND
2017-08-07AF60092ND
2017-09-07AF63426ND
2017-10-03AF65539ND
2017-11-282279639001ND
2017-11-282279566001ND
2017-12-132283621001ND
2018-01-152289897001ND
2018-02-05AF75683ND
2018-02-05AF75684ND
2018-02-05AF75685ND
2018-03-06AF78085ND
2018-04-30L7021619-1ND
2018-05-14L7027932-1ND
2018-05-21AF84702ND
2018-06-05AF86010ND
2018-06-19AF87343ND
2018-07-17AF90141ND
2018-08-15AF92893ND
2018-08-20AF93345ND
2018-09-11AF95349ND
2018-12-17AG04467ND
2019-01-28AG07475ND
2019-02-11AG08715ND
2019-02-25AG09924ND
2019-03-11AG11249ND
2019-04-08AG13879ND
2019-04-23AG15346ND
2019-05-01AG16172ND
2019-07-09AG23561ND
2019-10-22AG36882ND