Know Your Environment. Protect Your Health.

cis-1,2-Dichloroethylene

Aqua Pa Bristol

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.

 

23

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND20ND
2019ND30ND
2020ND50ND
2021ND50ND
2022ND60ND
2023ND20ND

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
2018-02-02AF75113ND
2018-02-22AF76987ND
2019-02-01AG07157ND
2019-03-07AG10696ND
2019-04-12AG14108ND
2020-01-1021483476.00ND
2020-04-0322002013.00ND
2020-04-0922002034.00ND
2020-07-1022586033.00ND
2020-10-2323162718.00ND
2021-01-1523692347.00ND
2021-02-0523869121.00ND
2021-05-1424417533.00ND
2021-07-0924807869.00ND
2021-10-0825383921.00ND
2022-01-1425922405.00ND
2022-02-0326099333.00ND
2022-04-0126443304.00ND
2022-04-0826443283.00ND
2022-07-0827016770.00ND
2022-11-0827804049.00ND
2023-01-2728152909.00ND
2023-02-1628330620.00ND