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EWG's Tap Water Database — 2021 UPDATE

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cis-1,2-Dichloroethylene

Riner Community

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.

 

8

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND20ND
2015ND10ND
2016ND10ND
2017ND20ND
2018ND10ND
2019ND10ND

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
2014-06-031406391-05AND
2014-06-031406391-01AND
2015-06-2300281-REI CONSULND
2016-06-2716063338-03AND
2017-05-2317053070-01AND
2017-05-2317053077-01AND
2018-06-0518060645-03AND
2019-06-0819060452-01AND