Know Your Environment. Protect Your Health.

cis-1,2-Dichloroethylene

Jefferson Parish

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.

 

33

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND60ND
2019ND120ND
2020ND30ND
2021ND60ND
2022ND30ND
2023ND30ND

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

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
2018-03-1535380393003ND
2018-03-1535380393002ND
2018-03-1535380393001ND
2018-03-1535380393002ND
2018-03-1535380393003ND
2018-03-1535380393001ND
2019-02-2735451088001ND
2019-02-2735451093001ND
2019-02-2735451094001ND
2019-02-2735451094001ND
2019-02-2735451093001ND
2019-02-2735451088001ND
2019-09-0535495383002ND
2019-09-0535495383002ND
2019-09-0535495383001ND
2019-09-0535495383003ND
2019-09-0535495383001ND
2019-09-0535495383003ND
2020-03-2635540013001ND
2020-03-2635540015001ND
2020-03-2635540021001ND
2021-01-2835608086001ND
2021-01-2835608082001ND
2021-01-2835608080001ND
2021-03-1035618309001ND
2021-03-1035618308001ND
2021-03-1035618306001ND
2022-01-2535692989001ND
2022-01-2535692990001ND
2022-01-2535692991001ND
2023-01-1135772258001ND
2023-01-1135772259001ND
2023-01-1135772260001ND