Know Your Environment. Protect Your Health.

cis-1,2-Dichloroethylene

Jaffrey Water Works

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
2018ND40ND
2019ND50ND
2020N/A00N/A
2021N/A00N/A
2022N/A00N/A
2023N/A00N/A

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
2018-03-1218030094-001ND
2018-05-1418050171-001ND
2018-05-1418050172-001ND
2018-05-1418050173-001ND
2019-02-1319020147-001ND
2019-02-2119020235-001ND
2019-05-0619050073-001ND
2019-05-0619050074-001ND
2019-05-0619050075-001ND