Know Your Environment. Protect Your Health.

1,1,1-Trichloroethane

Clare, City of

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.

 

41

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
2020ND100ND
2021ND110ND
2022ND100ND
2023ND100ND

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
2020-01-08ND
2020-01-08ND
2020-01-08ND
2020-01-08ND
2020-04-14ND
2020-04-14ND
2020-07-01ND
2020-07-01ND
2020-10-14ND
2020-10-14ND
2021-01-05ND
2021-01-05ND
2021-01-05ND
2021-01-05ND
2021-04-07ND
2021-04-07ND
2021-06-03ND
2021-07-07ND
2021-07-07ND
2021-10-05ND
2021-10-05ND
2022-01-10ND
2022-01-10ND
2022-01-10ND
2022-01-10ND
2022-04-06ND
2022-04-06ND
2022-07-13ND
2022-07-13ND
2022-10-05ND
2022-10-05ND
2023-01-11ND
2023-01-11ND
2023-01-11ND
2023-01-11ND
2023-04-05ND
2023-04-05ND
2023-07-05ND
2023-07-05ND
2023-10-04ND
2023-10-04ND