Know Your Environment. Protect Your Health.

cis-1,2-Dichloroethylene

Hickory Grove Water System

NOTE: Hickory Grove Water System purchases water from Fairview Union Water System which is required to test for cis-1,2-dichloroethylene. Sample information shown below was taken by Fairview Union Water System.

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.

 

8

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND20ND
2019ND80ND
2020ND10ND
2021ND40ND
2022ND10ND
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

NOTE: Hickory Grove Water System purchases water from Fairview Union Water System which is required to test for cis-1,2-dichloroethylene. Sample information shown below was taken by Fairview Union Water System.

Date Lab ID Result
2018-01-2235370033001ND
2018-01-2235370033001ND
2019-02-2535450972001ND
2019-02-2535450972001ND
2020-02-1735531817001ND
2021-01-1435604986002ND
2022-02-0135694942005ND
2023-03-0635784946001ND