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EWG's Tap Water Database — 2019 UPDATE

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cis-1,2-Dichloroethylene

Penn State Univ.

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.

 

167

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND340ND
2013ND280ND
2014ND140ND
2015ND350ND
2016ND270ND
2017ND290ND

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
2012-01-112A11054ND
2012-01-112A11055ND
2012-01-112A11054ND
2012-02-162B16056ND
2012-02-162B16062ND
2012-02-162B16056ND
2012-03-152C15113ND
2012-03-152C15114ND
2012-03-152C15113ND
2012-04-102D10034ND
2012-04-102D10032ND
2012-04-102D10034ND
2012-05-162E16047ND
2012-05-162E16052ND
2012-06-132F13082ND
2012-06-132F13085ND
2012-07-182G18164ND
2012-07-182G18165ND
2012-07-182G18164ND
2012-08-142H14056ND
2012-08-142H14056ND
2012-08-142H14056ND
2012-09-132I14008ND
2012-09-132I14008ND
2012-09-132I14008ND
2012-10-102J11011ND
2012-10-102J11013ND
2012-10-102J11011ND
2012-11-142K14103ND
2012-11-142K14103ND
2012-11-142K14103ND
2012-12-122L12132ND
2012-12-122L12141ND
2012-12-122L12132ND
2013-01-163A16080ND
2013-01-163A16077ND
2013-02-133B13070ND
2013-02-133B13069ND
2013-03-143C14062ND
2013-03-143C14067ND
2013-04-163D16078ND
2013-04-163D16079ND
2013-05-143E14110ND
2013-05-143E14111ND
2013-06-193F19020ND
2013-06-193F19038ND
2013-06-283F28065ND
2013-07-163G16031ND
2013-07-163G16034ND
2013-08-143H14065ND
2013-08-143H14088ND
2013-09-183I18061ND
2013-09-183I18062ND
2013-09-183I18061ND
2013-10-163J16032ND
2013-10-163J16040ND
2013-10-163J16032ND
2013-11-193K19048-06ND
2013-11-193K19040-06ND
2013-12-123L12046-07ND
2013-12-123L12104-06ND
2013-12-123L12046-06ND
2014-01-234A23025-07ND
2014-01-234A23033-06ND
2014-01-234A23025-06ND
2014-02-204B20042-07ND
2014-02-204B20041-07ND
2014-02-204B20042-06ND
2014-03-114C11016-07ND
2014-03-114C11027-07ND
2014-03-114C11016-06ND
2014-04-094D09031-01ND
2014-04-094D09036-01ND
2014-04-094D09037-01ND
2014-06-114F11107-05ND
2014-06-114F11107-04ND
2015-01-2113561221ND
2015-01-2113561262ND
2015-01-2113561222ND
2015-02-1713561305ND
2015-02-1713561283ND
2015-02-1713561306ND
2015-03-1713561347ND
2015-03-1713561348ND
2015-03-1813561388ND
2015-04-2813561411ND
2015-04-2813561410ND
2015-05-2013561473ND
2015-05-2013561451ND
2015-05-2013561474ND
2015-06-1713561536ND
2015-06-1713561514ND
2015-06-1713561537ND
2015-07-1413561578ND
2015-07-1413561619ND
2015-07-1413561579ND
2015-08-1213561663ND
2015-08-1213561640ND
2015-08-1213561662ND
2015-09-1613561725ND
2015-09-1613561703ND
2015-09-1613561726ND
2015-10-1513561767ND
2015-10-1513561808ND
2015-10-1513561768ND
2015-11-1113561174ND
2015-11-1113561150ND
2015-11-1113561198ND
2015-12-1013681458ND
2015-12-1013681503ND
2015-12-1013681459ND
2016-01-2613801542ND
2016-01-2613801494ND
2016-01-2613801518ND
2016-02-2313917083ND
2016-02-2313917056ND
2016-02-2313917084ND
2016-03-1614032216ND
2016-03-1614032193ND
2016-03-1614032170ND
2016-04-2014163569ND
2016-04-2014163542ND
2016-04-2014163570ND
2016-05-1814312877ND
2016-05-1814312922ND
2016-05-1814312878ND
2016-06-2114471200ND
2016-06-2114471247ND
2016-06-2114471201ND
2016-07-1914636442ND
2016-07-1914636414ND
2016-07-1914636443ND
2016-08-2314804521ND
2016-08-2314804471ND
2016-08-2314804496ND
2016-09-2814975858ND
2016-09-2814975905ND
2016-09-2814975859ND
2017-01-1715573214ND
2017-01-1715573215ND
2017-01-1815573186ND
2017-02-2315709627ND
2017-02-2315709628ND
2017-03-1315850525ND
2017-03-2315850691ND
2017-03-2815850819ND
2017-04-1816001559ND
2017-04-1816001560ND
2017-06-2816321134ND
2017-07-1216473279ND
2017-07-1216473307ND
2017-07-1216473308ND
2017-07-1216473309ND
2017-07-1216473310ND
2017-07-1216473311ND
2017-07-1216473312ND
2017-08-0316629355ND
2017-09-2016787326ND
2017-10-3116937416ND
2017-11-2617077224ND
2017-11-2617077225ND
2017-11-2617077226ND
2017-11-2617077227ND
2017-11-2617077228ND
2017-11-2617077229ND
2017-11-3017077356ND
2017-12-1917217461ND