Know Your Environment. Protect Your Health.

cis-1,2-Dichloroethylene

Saint Louis Park

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.

 

47

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.934 ppb54ND - 2.20 ppb
20190.800 ppb63ND - 2.00 ppb
20201.18 ppb107ND - 2.60 ppb
20211.54 ppb87ND - 2.20 ppb
20221.56 ppb87ND - 4.00 ppb
20231.90 ppb108ND - 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
2018-01-1918A0639-01ND
2018-04-1018D0389-010.470 ppb
2018-07-1218G0518-011.000 ppb
2018-07-1218G0516-012.20 ppb
2018-10-1718J0842-011.000 ppb
2019-02-1319B0557-011.40 ppb
2019-05-1619E1269-01ND
2019-05-1619E1270-01ND
2019-05-2119E1637-011.40 ppb
2019-08-0719H0616-012.00 ppb
2019-10-2919J1574-01ND
2020-01-2220A0832-02ND
2020-01-2220A0832-012.10 ppb
2020-05-2120E1400-01ND
2020-05-2120E1400-02ND
2020-05-2120E1401-022.40 ppb
2020-06-0820F0622-012.20 ppb
2020-08-0520H0263-030.230 ppb
2020-08-2120H1724-012.60 ppb
2020-11-1220K0537-011.70 ppb
2020-11-1220K0537-020.540 ppb
2021-03-2621C1102-011.60 ppb
2021-04-2921D1871-012.20 ppb
2021-04-2921D1870-011.30 ppb
2021-08-1021H0796-021.40 ppb
2021-08-1021H0797-012.10 ppb
2021-11-3021L0010-02ND
2021-11-3021L0016-012.10 ppb
2021-12-2121L0852-011.60 ppb
2022-02-0822B0528-02ND
2022-02-0822B0531-012.10 ppb
2022-06-2222F1363-010.290 ppb
2022-07-1822G1076-014.00 ppb
2022-09-2322I1991-010.700 ppb
2022-09-2322I1993-012.30 ppb
2022-11-1822K0869-010.780 ppb
2022-11-1822K0870-012.30 ppb
2023-03-1523C0731-012.80 ppb
2023-03-1523C0732-010.920 ppb
2023-06-0823F0898-014.30 ppb
2023-06-0823F0898-02ND
2023-06-0823F0898-031.20 ppb
2023-07-1923G1149-013.30 ppb
2023-07-1923G1149-031.60 ppb
2023-10-3023J1664-012.70 ppb
2023-10-3023J1664-04ND
2023-10-3023J1665-012.20 ppb