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EWG's Tap Water Database — 2021 UPDATE

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Monochloroacetic acid

City of Texas City

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
2013N/A00N/A
2014ND160ND
20150.663 ppb163ND - 4.40 ppb
2016ND160ND
20170.738 ppb163ND - 5.50 ppb
2018ND160ND
20191.09 ppb164ND - 6.30 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
2014-03-07AC46219ND
2014-03-07AC46188ND
2014-03-07AC46187ND
2014-03-07AC46186ND
2014-04-01AC48889ND
2014-04-01AC48891ND
2014-04-01AC48912ND
2014-04-01AC48890ND
2014-09-17AC67316ND
2014-09-17AC67355ND
2014-09-17AC67342ND
2014-09-17AC67341ND
2014-11-20AC72633ND
2014-11-20AC72656ND
2014-11-20AC72635ND
2014-11-20AC72639ND
2015-02-04AC79218ND
2015-02-04AC79226ND
2015-02-04AC79222ND
2015-02-04AC79221ND
2015-04-10AC87968ND
2015-04-10AC879612.50 ppb
2015-04-10AC87964ND
2015-04-10AC879623.70 ppb
2015-07-06AC98408ND
2015-07-06AC98417ND
2015-07-06AC98407ND
2015-07-06AC984034.40 ppb
2015-10-15AD10790ND
2015-10-15AD10791ND
2015-10-15AD10794ND
2015-10-15AD10784ND
2016-02-09AD22688ND
2016-02-09AD22689ND
2016-02-09AD22687ND
2016-02-09AD22700ND
2016-05-17AD37029ND
2016-05-17AD37035ND
2016-05-17AD37031ND
2016-05-17AD36992ND
2016-10-21AD54162ND
2016-10-21AD54161ND
2016-10-21AD54160ND
2016-10-21AD54164ND
2016-12-16AD62541ND
2016-12-16AD62544ND
2016-12-16AD62543ND
2016-12-16AD62542ND
2017-01-30AD67518ND
2017-01-30AD67523ND
2017-01-30AD67521ND
2017-01-30AD67517ND
2017-05-08AD829974.20 ppb
2017-05-08AD82989ND
2017-05-08AD829862.10 ppb
2017-05-08AD82990ND
2017-07-26AD90794ND
2017-07-26AD90813ND
2017-07-26AD90793ND
2017-07-26AD908105.50 ppb
2017-11-29AE06094ND
2017-11-29AE06096ND
2017-11-29AE06093ND
2017-11-29AE06095ND
2018-01-29AE10924ND
2018-01-29AE10928ND
2018-01-29AE10923ND
2018-01-29AE10922ND
2018-05-30AE28020ND
2018-05-30AE28022ND
2018-05-30AE28021ND
2018-05-30AE28019ND
2018-07-11AE32938ND
2018-07-11AE32937ND
2018-07-11AE32939ND
2018-07-11AE32936ND
2018-10-11AE43264ND
2018-10-11AE43265ND
2018-10-11AE43261ND
2018-10-11AE43262ND
2019-01-22AE50695ND
2019-01-22AE50692ND
2019-01-22AE50693ND
2019-01-22AE50694ND
2019-04-08AE61341ND
2019-04-08AE613294.30 ppb
2019-04-08AE613433.50 ppb
2019-04-08AE613363.30 ppb
2019-07-16AE74614ND
2019-07-16AE74610ND
2019-07-16AE74622ND
2019-07-16AE74600ND
2019-10-09AE86109ND
2019-10-09AE86118ND
2019-10-09AE86097ND
2019-10-09AE861026.30 ppb