Know Your Environment. Protect Your Health.

1,1,1-Trichloroethane

Whitehall Twp Authority

1,1,1-Trichloroethane is a solvent and a degreasing agent used for manufacturing metal products and as ingredient in cleaners and aerosols. Exposure to 1,1,1-trichloroethane can harm the nervous system, liver and circulatory system.

 

18

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND20ND
2019ND20ND
2020ND50ND
2021ND20ND
2022ND20ND
2023ND50ND

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EPA Maximum Contaminant
Level (MCL): 200 ppb

The legal limit for 1,1,1-trichloroethane, established in 1987, was based on toxicity studies conducted in laboratory animals in the 1970s and 1980s.

ppb = parts per billion

All test results

Date Lab ID Result
2018-02-138013120-01ND
2018-02-138013121-01ND
2019-02-059012093-01ND
2019-02-059012092-01ND
2020-02-0421553227.00ND
2020-02-0421553332.00ND
2020-02-0421553311.00ND
2020-02-0421553290.00ND
2020-02-0421553206.00ND
2021-02-0423937747.00ND
2021-02-0423937768.00ND
2022-02-0326166532.00ND
2022-02-0326166553.00ND
2023-02-0728398977.00ND
2023-02-0728398998.00ND
2023-02-0728399019.00ND
2023-02-0728399061.00ND
2023-02-0728399040.00ND