Know Your Environment. Protect Your Health.

cis-1,2-Dichloroethylene

Cal Am Water Company - Ambler 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.

 

8

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019ND30ND
2020ND10ND
2021ND10ND
2022ND10ND
2023ND10ND

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
2018-01-09CA2710006_009_009-201801091115ND
2019-01-03CA2710006_009_009-201901031230ND
2019-04-15CA2710006_006_006-201904151305ND
2019-09-24CA2710006_004_004-201909241450ND
2020-01-08CA2710006_009_009-202001081400ND
2021-01-11CA2710006_009_009-202101111148ND
2022-01-26CA2710006_009_009-202201261435ND
2023-01-19CA2710006_009_009-202301191145ND