Know Your Environment. Protect Your Health.

cis-1,2-Dichloroethylene

Cullman Utilities Board

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
2018N/A00N/A
2019ND10ND
2020ND20ND
2021ND40ND
2022ND60ND
2023ND40ND

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
2019-07-09L1116869-01ND
2020-09-1420171257001_IVOCND
2020-10-2120176647001_IVOCND
2021-03-1235618624001_IVOCND
2021-05-2435635610001_IVOCND
2021-08-0935654208001_IVOCND
2021-11-1535678231001_IVOCND
2022-01-1935691464001_IVOCND
2022-03-1635704226001_IVOCND
2022-04-2035712321001_IVOCND
2022-07-26DC06126-01ND
2022-09-2135748351001_IVOCND
2022-10-1935754169001_IVOCND
2023-01-1935773721001_IVOCND
2023-04-2535794894001_IVOCND
2023-07-2735815984001_IVOCND
2023-10-1735835049001_IVOCND