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EWG's Tap Water Database — 2019 UPDATE

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Trichloroacetic acid

Grain Valley

Trichloroacetic acid, one of the group of five haloacetic acids regulated by federal standards, is formed when chlorine or other disinfectants are used to treat drinking water. Haloacetic acids and other disinfection byproducts increase the risk of cancer and may cause problems during pregnancy. Click here to read more about disinfection byproducts.

 

57

Samples

0

Samples exceeding legal limit (MCL)

12

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND120ND
20130.0475 ppb161ND - 0.760 ppb
20140.634 ppb1911ND - 1.71 ppb
2015ND60ND
2016ND20ND
2017ND20ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 0.5 ppb

The EWG Health Guideline of 0.5 ppb for trichloroacetic acid was defined by the Environmental Protection Agency as a one-in-a-million lifetime risk of cancer. Values greater than one-in-a-million cancer risk level can result in increased cancer cases above one in a million people.

ppb = parts per billion

All test results

Date Lab ID Result
2012-06-27AB75178ND
2012-06-27AB75175ND
2012-06-27AB75176ND
2012-06-27AB75177ND
2012-10-02AB83299ND
2012-10-02AB83297ND
2012-10-02AB83298ND
2012-10-02AB83300ND
2012-12-10AB87546ND
2012-12-10AB87547ND
2012-12-10AB87544ND
2012-12-10AB87545ND
2013-03-25AB93304ND
2013-03-25AB93303ND
2013-03-25AB93302ND
2013-03-25AB93301ND
2013-06-24AC01370ND
2013-06-24AC01371ND
2013-06-24AC01372ND
2013-06-24AC01373ND
2013-09-16AC111120.760 ppb
2013-09-16AC11111ND
2013-09-16AC11110ND
2013-09-16AC11109ND
2013-12-11AC15904ND
2013-12-11AC15905ND
2013-12-11AC15906ND
2013-12-11AC15907ND
2014-04-07AC19858ND
2014-04-07AC19856ND
2014-04-07AC19855ND
2014-06-12AC284881.56 ppb
2014-06-12AC284901.000 ppb
2014-06-12AC284891.71 ppb
2014-06-12AC284870.860 ppb
2014-06-12AC28486ND
2014-06-12AC284850.800 ppb
2014-06-12AC284840.730 ppb
2014-06-12AC284911.71 ppb
2014-09-18AC355591.19 ppb
2014-09-18AC355600.930 ppb
2014-09-18AC35561ND
2014-09-18AC35562ND
2014-12-16AC39457ND
2014-12-16AC39456ND
2014-12-16AC394550.760 ppb
2014-12-16AC394540.790 ppb
2015-03-13AC43534ND
2015-03-13AC43535ND
2015-03-13AC43537ND
2015-03-13AC43536ND
2015-06-10AC51151ND
2015-06-10AC51150ND
2016-06-09AC74805ND
2016-06-09AC74804ND
2017-06-09AC98395ND
2017-06-09AC98396ND