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EWG's Tap Water Database — 2021 UPDATE

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Monochloroacetic acid

Randolph Twp Public Works Department

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

 

100

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND200ND
2015ND160ND
2016ND160ND
2017ND160ND
20180.0994 ppb164ND - 0.600 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
2014-02-12340212033ND
2014-02-12340212034ND
2014-02-12340212035ND
2014-02-12340212036ND
2014-05-07340507046ND
2014-05-07340507048ND
2014-05-07340507044ND
2014-05-07340507050ND
2014-07-03340703045ND
2014-07-03340703047ND
2014-07-03340703043ND
2014-07-03340703049ND
2014-08-05340805026ND
2014-08-05340805024ND
2014-08-05340805022ND
2014-08-05340805028ND
2014-11-04341104028ND
2014-11-04341104024ND
2014-11-04341104022ND
2014-11-04341104026ND
2015-02-045020036-04ND
2015-02-045020036-01ND
2015-02-045020036-02ND
2015-02-045020036-03ND
2015-05-055050100-04ND
2015-05-055050100-01ND
2015-05-055050100-02ND
2015-05-055050100-03ND
2015-08-045080036-04ND
2015-08-045080036-01ND
2015-08-045080036-02ND
2015-08-045080036-03ND
2015-11-035110054-04ND
2015-11-035110054-02ND
2015-11-035110054-03ND
2015-11-035110054-01ND
2016-02-16360216014ND
2016-02-16360216018ND
2016-02-16360216020ND
2016-02-16360216016ND
2016-05-03360503016ND
2016-05-03360503020ND
2016-05-03360503022ND
2016-05-03360503018ND
2016-08-02360802017ND
2016-08-02360802021ND
2016-08-02360802023ND
2016-08-02360802019ND
2016-11-01361101014ND
2016-11-01361101020ND
2016-11-01361101016ND
2016-11-01361101018ND
2017-02-07370207022ND
2017-02-07370207024ND
2017-02-07370207026ND
2017-02-07370207028ND
2017-05-03370503025ND
2017-05-03370503021ND
2017-05-03370503023ND
2017-05-03370503027ND
2017-08-02370802031ND
2017-08-02370802027ND
2017-08-02370802029ND
2017-08-02370802033ND
2017-11-02371102010ND
2017-11-02371102006ND
2017-11-02371102012ND
2017-11-02371102008ND
2018-02-06HA022018-56ND
2018-02-06HA022018-550.600 ppb
2018-02-06HA022018-57ND
2018-02-06HA022018-58ND
2018-05-01HA051018-150.330 ppb
2018-05-01HA051018-14ND
2018-05-01HA051018-130.340 ppb
2018-05-01HA051018-120.320 ppb
2018-08-07HA082418-53ND
2018-08-07HA082418-50ND
2018-08-07HA082418-52ND
2018-08-07HA082418-49ND
2018-11-05HA111818-08ND
2018-11-05HA111818-06ND
2018-11-05HA111818-09ND
2018-11-05HA111818-07ND
2019-02-077079005001-HAAND
2019-02-077079005004-HAAND
2019-02-077079005003-HAAND
2019-02-077079005002-HAAND
2019-05-08390508011.2ND
2019-05-08390508014.2ND
2019-05-08390508013.2ND
2019-05-08390508012.2ND
2019-08-07390807013.2ND
2019-08-07390807010.2ND
2019-08-07390807011.2ND
2019-08-07390807012.2ND
2019-11-08391108015.2ND
2019-11-08391108016.2ND
2019-11-08391108017.2ND
2019-11-08391108018.2ND