Menu

EWG's Tap Water Database — 2021 UPDATE

Donate

Trichloroacetic acid

City of Bellmead

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.

MORE ABOUT THIS CONTAMINANT

 

62

Samples

0

Samples exceeding legal limit (MCL)

1

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND160ND
20150.238 ppb161ND - 3.80 ppb
2016ND160ND
2017ND20ND
2018ND20ND
2019ND100ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 0.1 ppb

The EWG Health Guideline of 0.1 ppb for trichloroacetic acid was proposed in 2020 by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk.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
2014-03-06AC45940ND
2014-03-06AC45953ND
2014-03-06AC45952ND
2014-03-06AC45951ND
2014-04-16AC50816ND
2014-04-16AC50815ND
2014-04-16AC50814ND
2014-04-16AC50817ND
2014-08-12AC63254ND
2014-08-12AC63222ND
2014-08-12AC63224ND
2014-08-12AC63256ND
2014-11-18AC72388ND
2014-11-18AC72364ND
2014-11-18AC72395ND
2014-11-18AC72399ND
2015-02-17AC80810ND
2015-02-17AC80807ND
2015-02-17AC80806ND
2015-02-17AC80808ND
2015-05-13AC918223.80 ppb
2015-05-13AC91823ND
2015-05-13AC91821ND
2015-05-13AC91824ND
2015-07-27AD01041ND
2015-07-27AD01040ND
2015-07-27AD01039ND
2015-07-27AD01042ND
2015-10-01AD09257ND
2015-10-01AD09258ND
2015-10-01AD09256ND
2015-10-01AD09259ND
2016-01-14AD18183ND
2016-01-14AD18182ND
2016-01-14AD18188ND
2016-01-14AD18184ND
2016-04-11AD32532ND
2016-04-11AD32517ND
2016-04-11AD32531ND
2016-04-11AD32516ND
2016-07-13AD44072ND
2016-07-13AD44062ND
2016-07-13AD44065ND
2016-07-13AD44067ND
2016-10-11AD53129ND
2016-10-11AD53127ND
2016-10-11AD53134ND
2016-10-11AD53133ND
2017-08-14AD92822ND
2017-08-14AD92825ND
2018-05-02AE24748ND
2018-05-02AE24775ND
2019-05-21AE67330ND
2019-05-21AE67331ND
2019-07-24AE75714ND
2019-07-24AE75765ND
2019-07-24AE75763ND
2019-07-24AE75764ND
2019-10-17AE86886ND
2019-10-17AE86881ND
2019-10-17AE86884ND
2019-10-17AE86885ND