Know Your Environment. Protect Your Health.

1,1,1-Trichloroethane

Slippery Rock Municipal 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.

 

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
2021ND10ND
2022ND10ND
2023ND40ND

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
2018-03-158031469-01ND
2018-12-1218L1061-01ND
2019-04-1819D2058-01ND
2019-12-2619L2329-01ND
2020-04-0922126518.00ND
2020-04-0922126539.00ND
2021-10-2125505065.00ND
2022-08-1827347050.00ND
2023-04-1328810159.00ND
2023-04-1328810180.00ND
2023-12-2130340083.00ND
2023-12-2130340104.00ND