Know Your Environment. Protect Your Health.

cis-1,2-Dichloroethylene

Ham's Mobile Home Park No. 2

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.

 

5

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019N/A00N/A
20200.820 ppb110.820 ppb
20210.660 ppb110.660 ppb
20220.900 ppb110.900 ppb
20231.10 ppb111.10 ppb

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
2018-12-2660948-01ND
2020-12-2892514040001_127100.820 ppb
2021-12-2192579857001_127100.660 ppb
2022-12-122124071-010.900 ppb
2023-12-194731-231.10 ppb