Menu

EWG's Tap Water Database — 2021 UPDATE

Donate

1,1,1-Trichloroethane

City of Scottsbluff

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.

MORE ABOUT THIS CONTAMINANT

 

47

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND230ND
2015ND20ND
2016ND60ND
2017ND90ND
2018ND20ND
2019ND50ND

ppb = parts per billion

State and national drinking water standards and health guidelines

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
2014-02-24288435ND
2014-02-24288434ND
2014-02-24288438ND
2014-02-24288437ND
2014-04-14294874ND
2014-04-14294871ND
2014-04-14294872ND
2014-04-14294873ND
2014-07-14311942ND
2014-07-14311943ND
2014-07-14311944ND
2014-07-14311945ND
2014-09-08310617ND
2014-09-08310622ND
2014-09-08310621ND
2014-09-08310620ND
2014-09-08310619ND
2014-09-08310618ND
2014-09-09310616ND
2014-10-13330684ND
2014-10-13330685ND
2014-10-13330686ND
2014-10-13330687ND
2015-08-24375498ND
2015-08-24375499ND
2016-06-20ND
2016-08-15ND
2016-08-15ND
2016-09-12ND
2016-10-03ND
2016-10-03ND
2017-03-13ND
2017-08-14ND
2017-08-14ND
2017-11-27ND
2017-11-27ND
2017-11-27ND
2017-11-27ND
2017-11-27ND
2017-11-27ND
2018-08-28568511ND
2018-08-28568512ND
2019-08-19618547ND
2019-08-27628418ND
2019-08-27628419ND
2019-09-23618548ND
2019-09-23618549ND