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EWG's Tap Water Database — 2021 UPDATE

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Monochloroacetic acid

Wrightsville Beach 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

 

54

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20145.36 ppb115ND - 14.0 ppb
2015ND130ND
2016ND80ND
2017ND100ND
2018ND80ND
2019ND40ND

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
2014-03-1137729_14-06791ND
2014-03-1137729_14-06790ND
2014-06-1037729_14-16407ND
2014-06-1037729_14-16408ND
2014-09-0937729_14-2727312.0 ppb
2014-09-0937729_14-2727414.0 ppb
2014-09-3037729_14-296825.00 ppb
2014-10-2237729_14-3220914.0 ppb
2014-11-1937729_14-3508814.0 ppb
2014-12-0937729_14-37159ND
2014-12-0937729_14-37162ND
2015-01-22ND
2015-01-22ND
2015-03-10ND
2015-03-10ND
2015-03-30ND
2015-04-30ND
2015-04-30ND
2015-06-11ND
2015-06-11ND
2015-09-08ND
2015-09-08ND
2015-12-08ND
2015-12-08ND
2016-03-0837729_16-07132ND
2016-03-0837729_16-07131ND
2016-06-0737729_16-17762ND
2016-06-0737729_16-17768ND
2016-09-2337729_16-33349ND
2016-09-2337729_16-33350ND
2016-12-0837729_16-42667ND
2016-12-0837729_16-42675ND
2017-03-2137729_17-09451ND
2017-03-2137729_17-09452ND
2017-06-2137729_17-21095ND
2017-06-2137729_17-21096ND
2017-09-1937729_17-34461ND
2017-09-1937729_17-34462ND
2017-12-0137729_17-45272ND
2017-12-0137729_17-45273ND
2017-12-1937729_17-47932ND
2017-12-2237729_17-48669ND
2018-03-2737729_18-11999 ND
2018-03-2737729_18-12000 ND
2018-06-0137729_18-21698 ND
2018-06-0137729_18-21699 ND
2018-09-2637729_18-39377 ND
2018-09-2637729_18-39384 ND
2018-12-0737729_18-51266 ND
2018-12-0737729_18-51267 ND
2019-03-0837729_19-09823 ND
2019-03-0837729_19-09824 ND
2019-09-2037729_19-40970 ND
2019-09-2037729_19-40971 ND