Know Your Environment. Protect Your Health.

1,1-Dichloroethylene

Guatay Mutual Benefit Corporation

1,1-Dichloroethylene is used for plastics production. It damages DNA and causes cancer in laboratory animal studies.

 

8

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
2020ND50ND
2021N/A00N/A
2022N/A00N/A
2023ND20ND

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EPA Maximum Contaminant
Level (MCL): 7 ppb

The legal limit for 1,1-dichloroethylene, established in 1987, was based on a toxicity study conducted in laboratory animals in the 1980s.

ppb = parts per billion

All test results

Date Lab ID Result
2019-12-16CA3700897_001_001-201912161622ND
2020-09-24CA3700897_004_004-202009241244ND
2020-09-24CA3700897_005_005-202009241220ND
2020-12-15CA3700897_004_004-202012150809ND
2020-12-15CA3700897_005_005-202012150849ND
2020-12-15CA3700897_001_001-202012150736ND
2023-12-29CA3700897_001_001-202312291730ND
2023-12-29CA3700897_004_004-202312291700ND