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EWG's Tap Water Database — 2021 UPDATE

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Monochloroacetic acid

City of Dunn

Monochloroacetic 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

 

96

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND160ND
2015ND160ND
2016ND160ND
2017ND160ND
2018ND160ND
20190.294 ppb162ND - 2.60 ppb

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 53 ppb

The EWG Health Guideline of 53 ppb for monochloroacetic 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.. This health guideline protects against system toxicity.

ppb = parts per billion

All test results

Date Lab ID Result
2014-02-18C315794-02ND
2014-02-18C315794-03ND
2014-02-18C315794-04ND
2014-02-18C315794-01ND
2014-05-13C402465-01RE1ND
2014-05-13C402465-02RE1ND
2014-05-13C402465-03RE1ND
2014-05-13C402465-04RE1ND
2014-08-14C406838-01ND
2014-08-14C406838-02ND
2014-08-14C406838-03RE1ND
2014-08-14C406838-04RE1ND
2014-11-17C411109-03ND
2014-11-17C411109-04RE1ND
2014-11-17C411109-02RE1ND
2014-11-17C411109-01RE1ND
2015-02-18ND
2015-02-18ND
2015-02-18ND
2015-02-18ND
2015-05-11ND
2015-05-11ND
2015-05-11ND
2015-05-11ND
2015-08-13ND
2015-08-13ND
2015-08-13ND
2015-08-13ND
2015-11-17ND
2015-11-17ND
2015-11-17ND
2015-11-17ND
2016-02-17C515215-01ND
2016-02-17C515215-02ND
2016-02-17C515215-03ND
2016-02-17C515215-04ND
2016-05-17CZ02416-04ND
2016-05-17CZ02416-03ND
2016-05-17CZ02416-02ND
2016-05-17CZ02416-01ND
2016-08-16CZ07775-01ND
2016-08-16CZ07775-02RE1ND
2016-08-16CZ07775-03ND
2016-08-16CZ07775-04ND
2016-11-08CZ13539-01ND
2016-11-08CZ13539-02ND
2016-11-08CZ13539-03ND
2016-11-08CZ13539-04ND
2017-02-08CZ18607-01ND
2017-02-08CZ18607-04ND
2017-02-08CZ18607-02ND
2017-02-08CZ18607-03ND
2017-05-09CA04318-01ND
2017-05-09CA04318-02ND
2017-05-09CA04318-03ND
2017-05-09CA04318-04ND
2017-08-07CA08144-04ND
2017-08-07CA08144-03ND
2017-08-07CA08144-02ND
2017-08-07CA08144-01ND
2017-11-07CA13634-01ND
2017-11-07CA13634-02ND
2017-11-07CA13634-03ND
2017-11-07CA13634-04ND
2018-02-14CA18867-04 ND
2018-02-14CA18867-03 ND
2018-02-14CA18867-02 ND
2018-02-14CA18867-01 ND
2018-05-15CB03025-04 ND
2018-05-15CB03025-01 ND
2018-05-15CB03025-02 ND
2018-05-15CB03025-03 ND
2018-08-15CB07937-04 ND
2018-08-15CB07937-03 ND
2018-08-15CB07937-02 ND
2018-08-15CB07937-01 ND
2018-11-14CB12929-01 ND
2018-11-14CB12929-02 ND
2018-11-14CB12929-03 ND
2018-11-14CB12929-04 ND
2019-02-12CB18573-01 ND
2019-02-12CB18573-02 ND
2019-02-12CB18573-03 ND
2019-02-12CB18573-04 ND
2019-05-08CC02824-01 ND
2019-05-08CC02824-04 ND
2019-05-08CC02824-03 ND
2019-05-08CC02824-02 ND
2019-08-128365-081219-B02MND
2019-08-128365-081219-B04MND
2019-08-128365-081219-B03MND
2019-08-128365-081219-B01MND
2019-11-138365B-111319-B02ND
2019-11-138365-111319-B04M2.10 ppb
2019-11-138365-111319-B03MND
2019-11-138365-111319-B01M2.60 ppb