Know Your Environment. Protect Your Health.

1,1,1-Trichloroethane

City of Idaho Falls

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.

 

14

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND20ND
2019ND20ND
2020ND10ND
2021ND90ND
2022N/A00N/A
2023N/A00N/A

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
2018-09-18VB18091727001ND
2018-10-10VB18101095001ND
2019-03-25VB19032049001ND
2019-04-16VB19041514001ND
2020-07-08VB20070749001ND
2021-08-02VB21080203008ND
2021-08-02VB21080203005ND
2021-08-02VB21080203002ND
2021-08-02VB21080203003ND
2021-08-02VB21080203001ND
2021-08-02VB21080203007ND
2021-08-02VB21080203009ND
2021-08-02VB21080203004ND
2021-08-02VB21080203006ND