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EWG's Tap Water Database — 2019 UPDATE

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Monochloroacetic acid

Nueces County WCID 3

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.

 

75

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20124.35 ppb41ND - 17.4 ppb
2013ND70ND
2014ND160ND
20150.188 ppb161ND - 3.00 ppb
2016ND160ND
2017ND160ND

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
2012-01-261201643005ND
2012-05-161205536002ND
2012-07-111207412004ND
2012-10-10121038800217.4 ppb
2013-02-12AC10417ND
2013-04-24AC17672ND
2013-08-06AC26945ND
2013-12-16AC37650ND
2013-12-16AC37646ND
2013-12-16AC37645ND
2013-12-16AC37627ND
2014-03-12AC46718ND
2014-03-12AC46719ND
2014-03-12AC46730ND
2014-03-12AC46720ND
2014-05-22AC55094ND
2014-05-22AC55097ND
2014-05-22AC55096ND
2014-05-22AC55092ND
2014-08-06AC62406ND
2014-08-06AC62412ND
2014-08-06AC62398ND
2014-08-06AC62388ND
2014-11-10AC71721ND
2014-11-10AC71683ND
2014-11-10AC71717ND
2014-11-10AC71718ND
2015-02-19AC81158ND
2015-02-19AC81157ND
2015-02-19AC81162ND
2015-02-19AC81163ND
2015-04-23AC89392ND
2015-04-23AC89394ND
2015-04-23AC89393ND
2015-04-23AC89391ND
2015-09-17AD07547ND
2015-09-17AD07528ND
2015-09-17AD07526ND
2015-09-17AD075273.00 ppb
2015-12-02AD15156ND
2015-12-02AD15153ND
2015-12-02AD15152ND
2015-12-02AD15151ND
2016-02-11AD23342ND
2016-02-11AD23343ND
2016-02-11AD23338ND
2016-02-11AD23345ND
2016-04-12AD32763ND
2016-04-12AD32769ND
2016-04-12AD32783ND
2016-04-12AD32760ND
2016-09-12AD48770ND
2016-09-12AD48780ND
2016-09-12AD48781ND
2016-09-12AD48782ND
2016-12-05AD60280ND
2016-12-05AD60282ND
2016-12-05AD60284ND
2016-12-05AD60281ND
2017-03-21AD76013ND
2017-03-21AD76012ND
2017-03-21AD76011ND
2017-03-21AD76010ND
2017-05-11AD83909ND
2017-05-11AD83926ND
2017-05-11AD83911ND
2017-05-11AD83910ND
2017-09-14AD96229ND
2017-09-14AD96225ND
2017-09-14AD96228ND
2017-09-14AD96226ND
2017-11-17AE05344ND
2017-11-17AE05346ND
2017-11-17AE05345ND
2017-11-17AE05343ND