Know Your Environment. Protect Your Health.

cis-1,2-Dichloroethylene

Telford Borough Authority

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.

 

82

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND140ND
2019ND140ND
2020ND140ND
2021ND120ND
2022ND140ND
2023ND140ND

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
2018-02-1220180562ND
2018-02-1220180560ND
2018-02-1220180561ND
2018-05-0320181778ND
2018-05-0320181777ND
2018-05-0320181776ND
2018-05-0320181774ND
2018-05-0320181775ND
2018-08-0120182933ND
2018-08-0120182931ND
2018-08-0120182932ND
2018-11-278114737-02ND
2018-11-278114737-01ND
2018-11-278114737-03ND
2019-02-0620190503ND
2019-02-0620190504ND
2019-02-0620190505ND
2019-05-0120191634ND
2019-05-0120191637ND
2019-05-0120191635ND
2019-05-0120191633ND
2019-05-0120191636ND
2019-08-0720193060ND
2019-08-0720193062ND
2019-08-0720193061ND
2019-11-0620194363ND
2019-11-0620194361ND
2019-11-0620194362ND
2020-02-0521669872.00ND
2020-02-0521669851.00ND
2020-02-0521669830.00ND
2020-05-0622218188.00ND
2020-05-0622218167.00ND
2020-05-0622218146.00ND
2020-05-0622218125.00ND
2020-05-0622218104.00ND
2020-08-0522610579.00ND
2020-08-0522610600.00ND
2020-08-0522610621.00ND
2020-11-0423364694.00ND
2020-11-0423364715.00ND
2020-12-0123540049.00ND
2021-02-0323891151.00ND
2021-02-0323891193.00ND
2021-02-0323891172.00ND
2021-05-1924441399.00ND
2021-05-1924441357.00ND
2021-05-1924441441.00ND
2021-05-1924441420.00ND
2021-05-1924441378.00ND
2021-08-0424831806.00ND
2021-08-0424831827.00ND
2021-11-0325590465.00ND
2021-11-0325590444.00ND
2022-02-0226119949.00ND
2022-02-0226119970.00ND
2022-03-0226289898.00ND
2022-05-0426651307.00ND
2022-05-0426651286.00ND
2022-05-0426651265.00ND
2022-05-0426651244.00ND
2022-06-0826845261.00ND
2022-08-0327236556.00ND
2022-08-0327236577.00ND
2022-08-0327236535.00ND
2022-11-0227825169.00ND
2022-11-0227825190.00ND
2022-11-0227825148.00ND
2023-02-0128351666.00ND
2023-02-0128351687.00ND
2023-02-0128351708.00ND
2023-05-2228902949.00ND
2023-05-2228902947.00ND
2023-05-2228902946.00ND
2023-05-2228902950.00ND
2023-05-2228902948.00ND
2023-08-0229499981.00ND
2023-08-0229499960.00ND
2023-08-0229499939.00ND
2023-11-0130073666.00ND
2023-11-0130073645.00ND
2023-11-0130073624.00ND