Know Your Environment. Protect Your Health.

1,1-Dichloroethylene

Otter Creek Lake Utilities District

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

 

9

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
2020ND30ND
2021ND30ND
2022ND10ND
2023ND10ND

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
2019-05-1419E0470-01ND
2020-04-142004931-001AND
2020-04-142004931-003AND
2020-04-142004931-005AND
2021-05-042105161-001AND
2021-08-032108259-001AND
2021-11-022111192-001AND
2022-03-012203096-001AND
2023-06-082306802-001AND