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EWG's Tap Water Database — 2021 UPDATE

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Monochloroacetic acid

Canton Public Water System

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

 

70

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20140.256 ppb181ND - 4.60 ppb
20150.700 ppb164ND - 3.90 ppb
20161.04 ppb142ND - 11.1 ppb
2017ND80ND
2018ND80ND
2019ND60ND

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
2014-01-06AG62507ND
2014-01-06AG62506ND
2014-01-06AG62511ND
2014-01-06AG62510ND
2014-01-06AG62508ND
2014-01-06AG62509ND
2014-04-03AG678334.60 ppb
2014-04-03AG67834ND
2014-04-03AG67835ND
2014-04-03AG67836ND
2014-07-02AG74774ND
2014-07-02AG74775ND
2014-07-02AG74776ND
2014-07-07AG74964ND
2014-10-03AG82488ND
2014-10-03AG82489ND
2014-10-03AG82490ND
2014-10-03AG82491ND
2015-01-02AG88436ND
2015-01-02AG88437ND
2015-01-02AG88435ND
2015-01-02AG88434ND
2015-04-06AG94228ND
2015-04-06AG94229ND
2015-04-06AG94230ND
2015-04-06AG94231ND
2015-07-06AH006742.20 ppb
2015-07-06AH006752.60 ppb
2015-07-06AH006763.90 ppb
2015-07-06AH006772.50 ppb
2015-10-05AH07636ND
2015-10-05AH07639ND
2015-10-07AH07637ND
2015-10-07AH07638ND
2016-01-06AH13376ND
2016-01-06AH13374ND
2016-01-06AH13377ND
2016-01-06AH13375ND
2016-04-06AH19072ND
2016-04-06AH19073ND
2016-04-06AH19074ND
2016-04-06AH19075ND
2016-07-05AH25574ND
2016-07-05AH25575ND
2016-07-05AH25576ND
2016-07-05AH25577ND
2016-10-04AH327493.50 ppb
2016-10-04AH3275011.1 ppb
2017-01-04AH40030ND
2017-01-04AH40031ND
2017-04-03AH46379ND
2017-04-03AH46380ND
2017-07-03AH54021ND
2017-07-03AH54020ND
2017-10-03AH61708ND
2017-10-03AH61709ND
2018-01-03AH67590ND
2018-01-03AH67591ND
2018-04-02AH73390ND
2018-04-02AH73391ND
2018-07-03AH80207ND
2018-07-03AH80206ND
2018-10-01AH86998ND
2018-10-01AH86999ND
2019-01-02AH93194ND
2019-01-02AH93195ND
2019-04-02AH99328ND
2019-04-02AH99329ND
2019-07-01AI05843ND
2019-07-01AI05844ND