Know Your Environment. Protect Your Health.

1,1,1-Trichloroethane

El Paso County Water Control and Improvement District 4 Fabens

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.

 

8

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019ND10ND
2020ND20ND
2021ND10ND
2022ND10ND
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
2018-03-29Q1813099002ND
2019-05-30Q1930372006ND
2020-03-04Q2008217013ND
2020-03-04Q2008217015ND
2021-01-20Q2101450009ND
2022-03-08Q2207996003ND
2023-02-01Q2304220013ND
2023-02-01Q2304220017ND