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EWG's Tap Water Database — 2019 UPDATE

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Monochloroacetic acid

South Central Regional Water District North Burleigh

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.

 

41

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND40ND
2013ND50ND
2014ND80ND
2015ND80ND
20162.20 ppb84ND - 6.37 ppb
20170.988 ppb82ND - 5.79 ppb

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
2012-02-2712-S203ND
2012-05-2112-S578ND
2012-08-2112-S1576ND
2012-10-2312-S2261ND
2013-02-1913-S68ND
2013-05-2013-S592ND
2013-08-1213-S1644ND
2013-11-1813-S2600ND
2013-11-1813-S2601ND
2014-02-1814-S192ND
2014-02-1814-S193ND
2014-05-1914-S761ND
2014-05-1914-S762ND
2014-08-1814-S1961ND
2014-08-1814-S1962ND
2014-11-1714-S2755ND
2014-11-1714-S2754ND
2015-02-1715-S134ND
2015-02-1715-S135ND
2015-05-1915-S736ND
2015-05-1915-S737ND
2015-08-1715-S1665ND
2015-08-1715-S1666ND
2015-11-1015-S2457ND
2015-11-1015-S2458ND
2016-03-1616-S5953.56 ppb
2016-03-1616-S5946.37 ppb
2016-05-1716-S920ND
2016-05-1716-S921ND
2016-08-2216-S2094ND
2016-08-2216-S2095ND
2016-11-1416-S27604.90 ppb
2016-11-1416-S27592.78 ppb
2017-02-2117-S242ND
2017-03-1317-S371ND
2017-05-1517-S684ND
2017-05-1517-S685ND
2017-08-2117-S17055.79 ppb
2017-08-2117-S17062.11 ppb
2017-11-1417-S2414ND
2017-11-1417-S2415ND