Know Your Environment. Protect Your Health.

cis-1,2-Dichloroethylene

City of Ballinger

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.

 

9

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019ND10ND
2020ND10ND
2021ND20ND
2022ND30ND
2023ND10ND

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
2018-07-18Q1828538002ND
2019-07-11Q1944307004ND
2020-07-30Q2029909001ND
2021-07-21Q2119133003ND
2021-12-09Q2134652004ND
2022-02-28Q2206742008ND
2022-05-31Q2215367003ND
2022-08-04Q2222489001ND
2023-03-13Q2309647003ND