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EWG's Tap Water Database — 2021 UPDATE

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Monochloroacetic acid

City of Buda

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

 

72

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20140.338 ppb81ND - 2.70 ppb
20150.288 ppb81ND - 2.30 ppb
20161.63 ppb84ND - 4.10 ppb
20170.225 ppb161ND - 3.60 ppb
20180.288 ppb162ND - 2.40 ppb
20190.425 ppb162ND - 4.60 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
2014-03-11AC46432ND
2014-03-11AC46416ND
2014-06-26AC58319ND
2014-06-26AC58322ND
2014-08-26AC65245ND
2014-08-26AC652472.70 ppb
2014-11-10AC71513ND
2014-11-10AC71515ND
2015-02-02AC78737ND
2015-02-02AC78711ND
2015-06-09AC95277ND
2015-06-09AC952802.30 ppb
2015-09-14AD06865ND
2015-09-14AD06864ND
2015-11-30AD14688ND
2015-11-30AD14689ND
2016-03-09AD278723.00 ppb
2016-03-09AD27871ND
2016-06-14AD404284.10 ppb
2016-06-14AD404233.60 ppb
2016-09-21AD50546ND
2016-09-21AD505382.30 ppb
2016-11-03AD56447ND
2016-11-03AD56454ND
2017-02-22AD71489ND
2017-02-22AD71483ND
2017-02-22AD71478ND
2017-02-22AD71482ND
2017-05-10AD83591ND
2017-05-10AD83596ND
2017-05-10AD83595ND
2017-05-10AD83593ND
2017-07-26AD90803ND
2017-07-26AD90801ND
2017-07-26AD90800ND
2017-07-26AD908053.60 ppb
2017-10-18AE01329ND
2017-10-18AE01326ND
2017-10-18AE01327ND
2017-10-18AE01328ND
2018-01-18AE09238ND
2018-01-18AE09234ND
2018-01-18AE09235ND
2018-01-18AE09241ND
2018-04-09AE21597ND
2018-04-09AE215932.40 ppb
2018-04-09AE21633ND
2018-04-09AE21611ND
2018-08-09AE36334ND
2018-08-09AE36338ND
2018-08-09AE36336ND
2018-08-09AE36339ND
2018-10-02AE423382.20 ppb
2018-10-02AE42335ND
2018-10-02AE42337ND
2018-10-02AE42334ND
2019-02-15AE54720ND
2019-02-15AE54718ND
2019-02-15AE54719ND
2019-02-15AE54717ND
2019-05-23AE67888ND
2019-05-23AE67889ND
2019-05-23AE67885ND
2019-05-23AE67887ND
2019-07-15AE74396ND
2019-07-15AE743952.20 ppb
2019-07-15AE74397ND
2019-07-15AE74400ND
2019-10-03AE856244.60 ppb
2019-10-03AE85632ND
2019-10-03AE85658ND
2019-10-03AE85631ND