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EWG's Tap Water Database — 2021 UPDATE

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Monobromoacetic acid

City of Toyah

Monobromoacetic 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

 

24

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20140.500 ppb42ND - 1.000 ppb
2015ND40ND
20160.325 ppb41ND - 1.30 ppb
2017ND40ND
20180.250 ppb41ND - 1.000 ppb
20190.250 ppb41ND - 1.000 ppb

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 25 ppb

The EWG Health Guideline of 25 ppb for monobromoacetic 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 muscular degeneration.

ppb = parts per billion

All test results

Date Lab ID Result
2014-02-20Q14057190031.000 ppb
2014-06-26Q14241620011.000 ppb
2014-09-17Q1445384001ND
2014-11-11Q1455379001ND
2015-03-11Q1509156001ND
2015-06-10Q1521474001ND
2015-08-13Q1532089001ND
2015-10-07Q1539420001ND
2016-02-04Q1605233010ND
2016-06-16Q16246260011.30 ppb
2016-08-11Q1633410001ND
2016-10-05Q1642591001ND
2017-02-23Q1708075001ND
2017-05-10Q1719628002ND
2017-07-27Q1731013001ND
2017-10-26Q1755094001ND
2018-01-25Q1803183002ND
2018-06-14Q1823838001ND
2018-08-30Q18348370011.000 ppb
2018-10-25Q1842736001ND
2019-02-21Q1907798001ND
2019-05-02Q1918340006ND
2019-08-15Q19560590011.000 ppb
2019-10-24Q1973689001ND