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EWG's Tap Water Database — 2019 UPDATE

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cis-1,2-Dichloroethylene

Wellsburg, City Of

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.

 

3

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012N/A00N/A
20130.700 ppb110.700 ppb
2014N/A00N/A
2015N/A00N/A
20163.45 ppb113.45 ppb
20177.59 ppb117.59 ppb

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
2013-08-20VOC_1308L23-01A0.700 ppb
2016-08-0116080170-03A3.45 ppb
2017-03-0617030738-01A7.59 ppb