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EWG's Tap Water Database — 2021 UPDATE

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Monochloroacetic acid

Dewitt WDS - South

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

 

46

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20140.575 ppb82ND - 2.30 ppb
20151.18 ppb83ND - 6.80 ppb
20160.438 ppb82ND - 2.50 ppb
20171.12 ppb63ND - 2.70 ppb
20180.450 ppb82ND - 2.30 ppb
2019ND80ND

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
2014-02-131Q2014 JD EDINGEND
2014-02-131Q2014 CORONATIOND
2014-05-132Q2014 JD EDINGEND
2014-05-132Q2014 CORONATIOND
2014-08-133Q2014 JD EDINGE2.30 ppb
2014-08-133Q2014 CORONATIOND
2014-11-134Q2014 CORONATIOND
2014-11-134Q2014 JD EDINGE2.30 ppb
2015-02-111Q2015 CORONATIOND
2015-02-111Q2015 JD EDINGEND
2015-05-142Q2015 JD EDINGE1.40 ppb
2015-05-142Q2015 CORONATIO1.20 ppb
2015-08-133Q2015 JD EDINGE6.80 ppb
2015-08-133Q2015 CORONATIOND
2015-11-094Q2015 JD EDINGEND
2015-11-094Q2015 CORONATIOND
2016-02-121Q2016 JD EDINGEND
2016-02-121Q2016 CORONATIOND
2016-05-172Q2016 CORONATIOND
2016-05-172Q2016 JD EDINGE1.000 ppb
2016-08-103Q2016 JD EDINGE2.50 ppb
2016-08-103Q2016 CORONATIOND
2016-11-084Q2016 JD EDINGEND
2016-11-084Q2016 CORONATIOND
2017-05-102Q2017 CORONATIOND
2017-05-102Q2017 JD EDINGE2.70 ppb
2017-08-093Q2017 CORONATIOND
2017-08-093Q2017 JD EDINGE2.50 ppb
2017-11-074Q2017 JD EDINGE1.50 ppb
2017-11-074Q2017 CORONATIOND
2018-02-151Q2018 CORONATIOND
2018-02-151Q2018 EDINGER DND
2018-05-102Q2018 CORONATIOND
2018-05-102Q2018 JD EDINGEND
2018-08-163Q2018 JD EDINGE2.30 ppb
2018-08-163Q2018 CORONATIO1.30 ppb
2018-11-074Q2018 JD EDINGEND
2018-11-174Q2018 CORONATIOND
2019-02-141Q2019 CORONATIOND
2019-02-141Q2019 JD EDINGEND
2019-05-102Q2019 CORONATIOND
2019-05-102Q2019 JD EDINGEND
2019-08-133Q2019 JD EDINGEND
2019-08-133Q2019 CORONATIOND
2019-11-064Q2019 JD EDINGEND
2019-11-064Q2019 CORONATIOND