Know Your Environment. Protect Your Health.

cis-1,2-Dichloroethylene

Great Basin Water Burbank

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.

 

11

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
2019ND10ND
2020N/A00N/A
2021ND10ND
2022N/A00N/A
2023ND90ND

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
2019-10-09ND
2021-11-104202783ND
2023-01-124443138ND
2023-01-124513916ND
2023-01-314407720ND
2023-08-294507757ND
2023-08-294507756ND
2023-12-264573454ND
2023-12-264573455ND
2023-12-264573498ND
2023-12-264573496ND