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EWG's Tap Water Database — 2021 UPDATE

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Trichloroacetic acid

Fort Dodge Water Supply

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

 

60

Samples

0

Samples exceeding legal limit (MCL)

1

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND160ND
2015ND160ND
20160.188 ppb161ND - 3.00 ppb
2017ND60ND
2018ND20ND
2019ND40ND

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
2014-01-132030330ND
2014-01-132030328ND
2014-01-132030325ND
2014-01-132030326ND
2014-06-022053883ND
2014-06-022053886ND
2014-06-022053889ND
2014-06-022055264ND
2014-07-072063770ND
2014-07-072063769ND
2014-07-072063771ND
2014-07-072063772ND
2014-10-142086430ND
2014-10-142086431ND
2014-10-142086432ND
2014-10-142086433ND
2015-01-12OE209422ND
2015-01-12OE209423ND
2015-01-12OE209424ND
2015-01-12OE209425ND
2015-04-07OE228692ND
2015-04-07OE228689ND
2015-04-07OE228690ND
2015-04-07OE228691ND
2015-07-07OE265053ND
2015-07-07OE265052ND
2015-07-07OE265054ND
2015-07-07OE265055ND
2015-10-28OE311626ND
2015-10-28OE311624ND
2015-10-28OE311623ND
2015-10-28OE311625ND
2016-01-26OE339014ND
2016-01-26OE339016ND
2016-01-26OE339015ND
2016-01-26OE339017ND
2016-04-26OE371050ND
2016-04-26OE371049ND
2016-04-26OE371051ND
2016-04-26OE371052ND
2016-07-14OE401879ND
2016-07-14OE401880ND
2016-07-14OE401881ND
2016-07-14OE401882ND
2016-10-12OE440389ND
2016-10-12OE4403913.00 ppb
2016-10-12OE440390ND
2016-10-12OE440388ND
2017-01-09OE468986ND
2017-01-09OE468983ND
2017-01-09OE468985ND
2017-01-09OE468984ND
2017-07-17OE538611ND
2017-07-17OE538610ND
2018-07-17OE685243ND
2018-07-17OE685244ND
2019-07-09OE832217ND
2019-07-09OE832218ND
2019-07-24OE840579ND
2019-07-24OE840580ND