Menu

EWG's Tap Water Database — 2021 UPDATE

Donate

Monochloroacetic acid

IL American-granite City

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
2013N/A00N/A
20140.425 ppb163ND - 2.30 ppb
2015ND160ND
2016ND160ND
2017ND160ND
20180.138 ppb161ND - 2.20 ppb
2019ND160ND

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
2014-02-0424361801ND
2014-02-0424361901ND
2014-02-0424362001ND
2014-02-0424362101ND
2014-05-07251618012.30 ppb
2014-05-0725161901ND
2014-05-07251620012.20 ppb
2014-05-07251621012.30 ppb
2014-08-0626342101ND
2014-08-0626342201ND
2014-08-0626342301ND
2014-08-0626342401ND
2014-11-0727167301ND
2014-11-0727167401ND
2014-11-0727167201ND
2014-11-0727167101ND
2015-02-0427914601ND
2015-02-0427914901ND
2015-02-0427914701ND
2015-02-0427914801ND
2015-05-0628848501ND
2015-05-0628848801ND
2015-05-0628848701ND
2015-05-0628848601ND
2015-08-0529778701ND
2015-08-0529778801ND
2015-08-0529778601ND
2015-08-0529778901ND
2015-11-0330634501ND
2015-11-0330634601ND
2015-11-0330634401ND
2015-11-0330634701ND
2016-02-0331252301ND
2016-02-0331252201ND
2016-02-0331252101ND
2016-02-0331252001ND
2016-05-0531978701ND
2016-05-0531978901ND
2016-05-0531978601ND
2016-05-0531978801ND
2016-08-0133003001ND
2016-08-0133002701ND
2016-08-0133002801ND
2016-08-0133002901ND
2016-11-0233735401ND
2016-11-0233735701ND
2016-11-0233735501ND
2016-11-0233735601ND
2017-02-0834615001ND
2017-02-0834615301ND
2017-02-0834615201ND
2017-02-0834615101ND
2017-05-0235384701ND
2017-05-0235384801ND
2017-05-0235384501ND
2017-05-0235384601ND
2017-08-0236680201ND
2017-08-0236680401ND
2017-08-0236680101ND
2017-08-0236680301ND
2017-11-0137605901ND
2017-11-0137606101ND
2017-11-0137606001ND
2017-11-0137606201ND
2018-02-0738573401ND
2018-02-0738573301ND
2018-02-0738573201ND
2018-02-0738573101ND
2018-05-0939322101ND
2018-05-0939321801ND
2018-05-0939321901ND
2018-05-0939322001ND
2018-08-0640534201ND
2018-08-0640534101ND
2018-08-0640534001ND
2018-08-0640533901ND
2018-11-07418033012.20 ppb
2018-11-0741803401ND
2018-11-0741803501ND
2018-11-0741803601ND
2019-02-0642822801ND
2019-02-0642822901ND
2019-02-0642823001ND
2019-02-0642823101ND
2019-05-0943932501ND
2019-05-0943932801ND
2019-05-0943932701ND
2019-05-0943932601ND
2019-08-0545757001ND
2019-08-0545757201ND
2019-08-0545757101ND
2019-08-0545756901ND
2019-11-0647023801ND
2019-11-0647023701ND
2019-11-0647023601ND
2019-11-0647023501ND