Know Your Environment. Protect Your Health.

cis-1,2-Dichloroethylene

Aqua Pa Uwchlan

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.

 

40

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND60ND
2019ND70ND
2020ND60ND
2021ND60ND
2022ND70ND
2023ND80ND

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
2018-01-29AF74449ND
2018-01-31AF73819ND
2018-02-26AF76934ND
2018-02-26AF76935ND
2018-03-13AF77984ND
2018-03-13AF77985ND
2019-03-06AG10268ND
2019-03-06AG10267ND
2019-03-06AG10266ND
2019-03-12AG10439ND
2019-03-12AG10441ND
2019-03-27AG11746ND
2019-11-07AG37520ND
2020-03-1121837111.00ND
2020-03-1121837195.00ND
2020-03-1121837153.00ND
2020-03-1121837132.00ND
2020-03-2621837174.00ND
2020-05-2122205092.00ND
2021-02-1023880016.00ND
2021-02-1023880058.00ND
2021-02-1023880037.00ND
2021-02-2323880100.00ND
2021-02-2323880079.00ND
2021-07-0924819008.00ND
2022-02-1826109334.00ND
2022-02-1826109352.00ND
2022-02-1826109285.00ND
2022-02-1826109306.00ND
2022-02-1826109327.00ND
2022-08-0327224136.00ND
2022-11-2927814191.00ND
2023-02-1728341075.00ND
2023-02-2728341096.00ND
2023-02-2728341117.00ND
2023-03-2128512446.00ND
2023-03-2128512425.00ND
2023-04-1728692192.00ND
2023-05-0128890012.00ND
2023-08-2929691262.00ND