Know Your Environment. Protect Your Health.

1,1,1-Trichloroethane

Stanhope W Department

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.

 

13

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND50ND
2019ND10ND
2020ND10ND
2021N/A00N/A
2022ND30ND
2023ND30ND

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
2018-03-12380312079ND
2018-07-10380710183ND
2018-09-25380925167ND
2018-09-25380925169ND
2018-09-25380925168ND
2019-07-10390710242ND
2020-07-163116417001ND
2022-03-10220310064-05ND
2022-03-10220310064-04ND
2022-03-10220310064-03ND
2023-12-13231213082-04ND
2023-12-13231213082-06ND
2023-12-13231213082-05ND