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EWG's Tap Water Database — 2021 UPDATE

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Monochloroacetic acid

Atlantic City Municipal Utilities Authority

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

 

92

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND120ND
20150.266 ppb166ND - 1.02 ppb
20160.151 ppb164ND - 1.01 ppb
2017ND160ND
2018ND160ND
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
2014-03-31L4991350-4ND
2014-03-31L4991350-1ND
2014-03-31L4991350-3ND
2014-03-31L4991350-2ND
2014-06-30L1087000-4ND
2014-06-30L1087000-3ND
2014-06-30L1087000-1ND
2014-06-30L1087000-2ND
2014-10-01L5240073-4ND
2014-10-01L5240073-3ND
2014-10-01L5240073-1ND
2014-10-01L5240073-2ND
2015-01-02L5392604-3ND
2015-01-02L5392604-4ND
2015-01-02L5392604-1ND
2015-01-02L5392604-2ND
2015-04-15L5541801-20.440 ppb
2015-04-15L5541801-40.430 ppb
2015-04-15L5541801-1ND
2015-04-15L5541801-30.530 ppb
2015-07-02L5679916-20.970 ppb
2015-07-02L5679916-1ND
2015-07-02L5679916-41.02 ppb
2015-07-02L5679916-30.870 ppb
2015-10-01L1085417-2ND
2015-10-01L1085417-1ND
2015-10-01L1085417-4ND
2015-10-01L1085417-3ND
2016-01-04L6006075-11.01 ppb
2016-01-04L6006075-40.450 ppb
2016-01-04L6006075-30.440 ppb
2016-01-04L6006075-20.510 ppb
2016-04-043424684ND
2016-04-043424685ND
2016-04-043424686ND
2016-04-043424687ND
2016-07-053487136ND
2016-07-053487138ND
2016-07-053487137ND
2016-07-053487139ND
2016-10-053561059ND
2016-10-053561060ND
2016-10-053561057ND
2016-10-053561058ND
2017-01-053616386ND
2017-01-053616383ND
2017-01-053616384ND
2017-01-093617738ND
2017-04-063669550ND
2017-04-063669552ND
2017-04-063669549ND
2017-04-063669551ND
2017-07-123733131ND
2017-07-123733132ND
2017-07-123733130ND
2017-07-123733133ND
2017-10-163801326ND
2017-10-163801325ND
2017-10-163801328ND
2017-10-163801327ND
2018-01-093851260ND
2018-01-093851259ND
2018-01-093851261ND
2018-01-103851262ND
2018-04-043904526ND
2018-04-043904527ND
2018-04-043904524ND
2018-04-043904525ND
2018-07-254001743ND
2018-07-254001744ND
2018-07-254001742ND
2018-07-254001741ND
2018-10-104085556ND
2018-10-104085557ND
2018-10-104085555ND
2018-10-104085554ND
2019-01-174177571ND
2019-01-174177570ND
2019-01-174177572ND
2019-01-174177569ND
2019-04-094258186ND
2019-04-094258183ND
2019-04-094258184ND
2019-04-294278190ND
2019-07-104353645ND
2019-07-104353646ND
2019-07-104353643ND
2019-07-104353644ND
2019-10-094456938ND
2019-10-094456935ND
2019-10-094456936ND
2019-10-094456937ND