Know Your Environment. Protect Your Health.

cis-1,2-Dichloroethylene

Edina

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.

 

27

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20182.30 ppb221.90 ppb - 2.70 ppb
20192.60 ppb75ND - 4.30 ppb
20202.68 ppb551.70 ppb - 3.50 ppb
20212.60 ppb332.50 ppb - 2.70 ppb
20221.12 ppb52ND - 2.90 ppb
20231.47 ppb53ND - 4.30 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
2018-03-1418C0569-012.70 ppb
2018-08-0118H0091-021.90 ppb
2019-03-2819C1245-013.70 ppb
2019-05-2919E2109-013.30 ppb
2019-08-0519H0330-02ND
2019-08-2019H1758-022.70 ppb
2019-10-1019J0709-01ND
2019-10-1019J0709-044.30 ppb
2019-10-1019J0712-014.20 ppb
2020-02-1020B0464-013.00 ppb
2020-06-0920F0692-023.00 ppb
2020-08-0620H0425-012.20 ppb
2020-08-0620H0428-021.70 ppb
2020-12-0820L0325-013.50 ppb
2021-06-0421F0277-012.50 ppb
2021-09-2321I1339-012.60 ppb
2021-12-1421L0591-012.70 ppb
2022-09-2922I2264-012.90 ppb
2022-10-1122J0377-01ND
2022-10-1122J0377-02ND
2022-10-1122J0382-012.70 ppb
2022-11-2222K1042-01ND
2023-03-2123C1011-01ND
2023-06-2823F2171-012.50 ppb
2023-09-2823I1577-020.560 ppb
2023-10-2323J1132-01ND
2023-10-2323J1133-014.30 ppb