Know Your Environment. Protect Your Health.

1,1,1-Trichloroethane

Pennsylvania American White Deer

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.

 

12

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
2023ND20ND

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
2018-01-0838152001ND
2018-01-0838152801ND
2019-01-0742489201ND
2019-01-0742490501ND
2020-01-0621578094.00ND
2020-01-0621578115.00ND
2021-01-0623792945.00ND
2021-01-0623792966.00ND
2022-01-0526022697.00ND
2022-01-0526022718.00ND
2023-01-0528252777.00ND
2023-01-0528252800.00ND