Know Your Environment. Protect Your Health.

1,1,1-Trichloroethane

River Run S/d

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.

 

11

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND20ND
2019ND20ND
2020ND20ND
2021ND20ND
2022ND20ND
2023ND10ND

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
2018-04-19CB02658-01ND
2018-07-16CB09180-01ND
2019-04-30CC03139-01ND
2019-07-30CC09260-01ND
2020-04-27CD02849-01ND
2020-07-29CD08830-01ND
2021-06-03CE02375-01ND
2021-08-06CE07105-01ND
2022-05-05CF03515-01ND
2022-08-18CF09401-01ND
2023-05-22752-7477-1ND