Know Your Environment. Protect Your Health.

1,1-Dichloroethylene

Southwest Ouachita Waterworks Inc.

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

 

12

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
2020ND60ND
2021N/A00N/A
2022N/A00N/A
2023ND60ND

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
2020-06-0135553981002ND
2020-06-0135553981003ND
2020-06-1135556228001ND
2020-10-0635583185001ND
2020-10-0635583185002ND
2020-10-0635583185003ND
2023-09-1235827489001ND
2023-09-1235827489002ND
2023-09-1235827489003ND
2023-09-1235827489004ND
2023-09-1235827489005ND
2023-09-1235827489006ND