Know Your Environment. Protect Your Health.

cis-1,2-Dichloroethylene

Merrill Gardens Iris Canyon Ws

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.

 

10

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018N/A00N/A
2019N/A00N/A
2020ND50ND
2021N/A00N/A
2022N/A00N/A
2023ND50ND

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
2020-12-08CA2702816_005_005-202012081240ND
2020-12-08CA2702816_001_001-202012081207ND
2020-12-08CA2702816_002_002-202012081150ND
2020-12-08CA2702816_004_004-202012081118ND
2020-12-08CA2702816_003_003-202012081220ND
2023-12-21CA2702816_001_001-202312211205ND
2023-12-21CA2702816_003_003-202312211155ND
2023-12-21CA2702816_002_002-202312211145ND
2023-12-21CA2702816_004_004-202312211220ND
2023-12-21CA2702816_005_005-202312211230ND