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EWG's Tap Water Database — 2021 UPDATE

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Dichloroacetic acid

Centralia Utilities

Dichloroacetic 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

 

28

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014ND160ND
2015ND20ND
2016ND20ND
2017ND20ND
2018ND40ND
2019ND20ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 0.2 ppb

The EWG Health Guideline of 0.2 ppb for dichloroacetic 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
2014-03-1183002ND
2014-03-1183000ND
2014-03-1182999ND
2014-03-1183001ND
2014-06-1183171ND
2014-06-1183172ND
2014-06-1183170ND
2014-06-1183173ND
2014-09-0883605ND
2014-09-0883603ND
2014-09-0883602ND
2014-09-0883604ND
2014-12-1183878ND
2014-12-1183876ND
2014-12-1183877ND
2014-12-1183875ND
2015-06-0884241ND
2015-06-0884240ND
2016-06-06ND
2016-06-06ND
2017-06-06ND
2017-06-06ND
2018-06-01ND
2018-06-25ND
2018-06-25ND
2018-06-25ND
2019-06-24ND
2019-06-24ND