Know Your Environment. Protect Your Health.

cis-1,2-Dichloroethylene

Watseka

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.

 

21

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
2019N/A00N/A
20200.567 ppb31ND - 1.70 ppb
20211.10 ppb53ND - 2.80 ppb
20220.280 ppb91ND - 2.52 ppb
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
2020-01-280014982-01ND
2020-01-280014982-02ND
2020-10-290105534-011.70 ppb
2021-03-03EC00772-01ND
2021-05-12EE02329-01ND
2021-07-07EG01127-011.10 ppb
2021-11-10EK02421-011.60 ppb
2021-12-08EL01853-012.80 ppb
2022-01-0522A0132-022.52 ppb
2022-01-1222A0274-02ND
2022-01-1222A0272-02ND
2022-05-04FE00793-01ND
2022-05-04FE00793-02ND
2022-08-17FH03848-01ND
2022-08-17FH03848-07ND
2022-11-02FK00562-02ND
2022-11-02FK00562-01ND
2023-04-18GD03221-01ND
2023-04-18GD03221-02ND
2023-05-03GE01334-01ND
2023-05-03GE01334-02ND