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EWG's Tap Water Database — 2021 UPDATE

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cis-1,2-Dichloroethylene

Hahira

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.

 

17

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND10ND
2015ND30ND
2016ND60ND
2017ND30ND
2018ND20ND
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
2014-10-21AI58086ND
2015-01-29AI63739ND
2015-04-20AI75249ND
2015-07-28AI84453ND
2016-03-31AJ09268ND
2016-03-31AJ09267ND
2016-03-31AJ09266ND
2016-06-09AJ14138ND
2016-08-05AJ21489ND
2016-11-01AJ32924ND
2017-02-06AJ46094ND
2017-02-06AJ46093ND
2017-04-19AJ53780ND
2018-05-11AJ89443ND
2018-05-11AJ89442ND
2019-05-16AK17840ND
2019-05-16AK17841ND