Menu

EWG's Tap Water Database — 2021 UPDATE

Donate

1,1,1-Trichloroethane

Audubon Water Company

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

 

138

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND220ND
2015ND240ND
2016ND240ND
2017ND230ND
2018ND230ND
2019ND220ND

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
2014-01-131066988001ND
2014-01-131066988002ND
2014-01-131066988003ND
2014-02-271073775001ND
2014-04-021079479001ND
2014-04-021079479002ND
2014-04-021079479004ND
2014-04-021079479003ND
2014-04-232003262001ND
2014-04-232003262002ND
2014-08-282026276001ND
2014-08-282026276002ND
2014-08-282026276003ND
2014-09-092028135001ND
2014-09-092028135002ND
2014-09-092028135003ND
2014-10-062032858001ND
2014-10-062032858002ND
2014-10-062032858003ND
2014-10-062032858004ND
2014-11-062038813001ND
2014-11-062038814001ND
2015-03-1012517679ND
2015-03-1012517742ND
2015-03-1012517721ND
2015-03-1012517700ND
2015-03-1812517763ND
2015-03-1812517784ND
2015-03-1812517805ND
2015-03-2612635375ND
2015-06-0112751838ND
2015-06-0112751859ND
2015-06-0112751880ND
2015-06-0112751901ND
2015-06-0512884483ND
2015-09-1713266506ND
2015-09-1713266527ND
2015-09-1713266548ND
2015-09-1713266569ND
2015-09-2413266590ND
2015-10-1913391324ND
2015-11-1913515904ND
2015-11-1913515925ND
2015-11-1913515946ND
2015-11-1913515967ND
2015-11-1913515988ND
2016-02-0513872275ND
2016-02-0513872296ND
2016-02-0513872317ND
2016-02-0513872338ND
2016-03-1713988320ND
2016-04-0413988351ND
2016-04-0413988372ND
2016-04-0413988393ND
2016-04-0413988414ND
2016-04-1314105402ND
2016-04-1314105423ND
2016-04-2214572545ND
2016-04-2514572566ND
2016-09-1614910424ND
2016-09-1614910445ND
2016-09-1614910466ND
2016-09-1614910487ND
2016-09-2914910806ND
2016-10-0515078219ND
2016-10-0515078240ND
2016-10-0515078261ND
2016-10-0515078282ND
2016-10-0515078303ND
2016-12-0815374262ND
2017-01-1715519938ND
2017-02-1015657982ND
2017-02-1015658003ND
2017-02-1015658024ND
2017-02-1015658045ND
2017-02-1015658066ND
2017-02-2315658087ND
2017-05-0515940555ND
2017-05-0515940576ND
2017-05-0515940597ND
2017-05-0515940618ND
2017-09-1916729579ND
2017-09-1916729600ND
2017-09-1916729621ND
2017-09-1916729642ND
2017-09-2016729663ND
2017-09-2516729684ND
2017-10-0216729804ND
2017-10-0216729825ND
2017-10-0216729846ND
2017-10-0216729867ND
2017-10-0516882759ND
2017-10-1716882922ND
2018-03-022299268001ND
2018-03-022299268002ND
2018-03-022299268003ND
2018-03-022299268004ND
2018-03-282305330001ND
2018-04-012306020001ND
2018-04-022306020002ND
2018-04-022306020003ND
2018-04-022306020004ND
2018-04-022306020005ND
2018-09-172338753001ND
2018-09-172338753002ND
2018-09-172338753003ND
2018-09-172338753004ND
2018-09-172338753005ND
2018-09-182339343001ND
2018-09-202339702001ND
2018-09-212340025001ND
2018-10-012341512001ND
2018-10-012341512002ND
2018-10-012341512003ND
2018-10-012341512004ND
2018-10-242346425001ND
2019-03-223023817002ND
2019-03-223023817001ND
2019-03-223023817005ND
2019-03-223023817003ND
2019-03-223023817006ND
2019-03-223023817004ND
2019-04-103027288001ND
2019-04-103027288003ND
2019-04-103027288005ND
2019-04-103027288007ND
2019-04-243029820001ND
2019-07-253047779001ND
2019-07-253047779003ND
2019-07-253047779005ND
2019-07-253047779007ND
2019-08-053049543001ND
2019-10-163064410005ND
2019-10-163064409001ND
2019-10-163064410001ND
2019-10-163064410003ND
2019-10-163064410007ND
2019-10-223065363001ND