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EWG's Tap Water Database — 2021 UPDATE

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Monochloroacetic acid

Carolina 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

 

96

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20141.50 ppb164ND - 8.00 ppb
2015ND160ND
2016ND160ND
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
2014-03-1337729_14-07508ND
2014-03-1337729_14-075097.00 ppb
2014-03-1337729_14-07510ND
2014-03-1337729_14-07507ND
2014-06-1837729_14-17936ND
2014-06-1837729_14-17937ND
2014-06-1837729_14-17934ND
2014-06-1837729_14-17935ND
2014-09-1637729_14-28313ND
2014-09-1637729_14-283128.00 ppb
2014-09-1637729_14-283114.00 ppb
2014-09-1637729_14-28310ND
2014-12-1637729_14-38063ND
2014-12-1637729_14-38064ND
2014-12-1637729_14-38065ND
2014-12-1637729_14-380665.00 ppb
2015-03-18ND
2015-03-18ND
2015-03-18ND
2015-03-18ND
2015-06-18ND
2015-06-18ND
2015-06-18ND
2015-06-18ND
2015-09-23ND
2015-09-23ND
2015-09-23ND
2015-09-29ND
2015-12-15ND
2015-12-15ND
2015-12-15ND
2015-12-15ND
2016-03-2337729_16-09237ND
2016-03-2337729_16-09238ND
2016-03-2337729_16-09236ND
2016-03-2337729_16-09235ND
2016-06-1637729_16-19407ND
2016-06-1637729_16-19406ND
2016-06-1637729_16-19405ND
2016-06-1637729_16-19408ND
2016-09-1937729_16-32763ND
2016-09-1937729_16-32767ND
2016-09-1937729_16-32766ND
2016-09-1937729_16-32765ND
2016-12-1437729_16-43560ND
2016-12-1437729_16-43559ND
2016-12-1437729_16-43558ND
2016-12-1437729_16-43555ND
2017-03-1437729_17-08583ND
2017-03-1437729_17-08582ND
2017-03-1437729_17-08581ND
2017-03-1437729_17-08580ND
2017-06-2637729_17-21582ND
2017-06-2637729_17-21584ND
2017-06-2637729_17-21583ND
2017-06-2637729_17-21585ND
2017-09-2537729_17-35512ND
2017-09-2537729_17-35513ND
2017-09-2537729_17-35514ND
2017-09-2537729_17-35515ND
2017-12-1437729_17-47491ND
2017-12-1437729_17-47493ND
2017-12-1437729_17-47494ND
2017-12-1437729_17-47495ND
2018-03-2737729_18-11941 ND
2018-03-2737729_18-11940 ND
2018-03-2737729_18-11939 ND
2018-03-2737729_18-11938 ND
2018-06-1437729_18-23904 ND
2018-06-1437729_18-23901 ND
2018-06-1437729_18-23902 ND
2018-06-1437729_18-23903 ND
2018-10-1737729_18-43425 ND
2018-10-1737729_18-43424 ND
2018-10-1737729_18-43423 ND
2018-10-1737729_18-43422 ND
2018-12-0637729_18-51188 ND
2018-12-0637729_18-51193 ND
2018-12-0637729_18-51194 ND
2018-12-0637729_18-51195 ND
2019-03-1537729_19-10964 ND
2019-03-1537729_19-10965 ND
2019-03-1537729_19-10966 ND
2019-03-1537729_19-10967 ND
2019-06-2037729_19-25706 ND
2019-06-2037729_19-25709 ND
2019-06-2037729_19-25708 ND
2019-06-2037729_19-25707 ND
2019-09-1837729_19-41120 ND
2019-09-1837729_19-41122 ND
2019-09-1837729_19-41121 ND
2019-09-1837729_19-41119A ND
2019-12-1937729_19-54269 ND
2019-12-1937729_19-54268 ND
2019-12-1937729_19-54267 ND
2019-12-1937729_19-54266 ND