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EWG's Tap Water Database — 2021 UPDATE

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Monobromoacetic acid

CTWC - Shoreline Region-Guilford System

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

 

80

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND160ND
2015N/A00N/A
2016ND160ND
2017ND160ND
2018ND160ND
2019ND160ND

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
2014-03-213483HAA5ND
2014-03-213484HAA5ND
2014-03-213485HAA5ND
2014-03-213482HAA5ND
2014-06-1887612HAA5ND
2014-06-188761HAA5ND
2014-06-188764HAA5ND
2014-06-188765HAA5ND
2014-09-15BH14104HAA5ND
2014-09-15BH14103HAA5ND
2014-09-15BH14102HAA5ND
2014-09-15BH14101HAA5ND
2014-12-17BH54708HAA5ND
2014-12-17BH54709HAA5ND
2014-12-17BH54710HAA5ND
2014-12-17BH54711HAA5ND
2016-03-15BK78696HAA5ND
2016-03-15BK78697HAA5ND
2016-03-15BK78692HAA5ND
2016-03-15BK78693HAA5ND
2016-06-14BN54617HAA5ND
2016-06-14BN54619HAA5ND
2016-06-14BN54618HAA5ND
2016-06-14BN54616HAA5ND
2016-09-14BV14929HAA5ND
2016-09-14BV14930HAA5ND
2016-09-14BV14931HAA5ND
2016-09-14BV14928HAA5ND
2016-12-15BX06134HAA5ND
2016-12-15BX06135HAA5ND
2016-12-15BX06136HAA5ND
2016-12-15BX06137HAA5ND
2017-03-17BX89076HAA5ND
2017-03-17BX89073HAA5ND
2017-03-17BX89078HAA5ND
2017-03-17BX89077HAA5ND
2017-06-19BY42240HAA5ND
2017-06-19BY42241HAA5ND
2017-06-19BY42242HAA5ND
2017-06-19BY42243HAA5ND
2017-09-14BZ02390HAA5ND
2017-09-14BZ02387HAA5ND
2017-09-14BZ02388HAA5ND
2017-09-14BZ02389HAA5ND
2017-12-14BZ60232HAA5ND
2017-12-14BZ60233HAA5ND
2017-12-14BZ60234HAA5ND
2017-12-14BZ60231HAA5ND
2018-03-15CA03073HAA5ND
2018-03-15CA03074HAA5ND
2018-03-15CA03075HAA5ND
2018-03-15CA03076HAA5ND
2018-06-26CA80046HAA5ND
2018-06-26CA80048HAA5ND
2018-06-26CA80047HAA5ND
2018-06-26CA80045HAA5ND
2018-09-12DBP 200505042ND
2018-09-12DBP 200505043ND
2018-09-12DBP 200505044ND
2018-09-12DBP 200505047ND
2018-12-17DBP 200516239ND
2018-12-17DBP 200516237ND
2018-12-17DBP 200516235ND
2018-12-17DBP 200516238ND
2019-03-11DBP 200524150ND
2019-03-11DBP 200524151ND
2019-03-11DBP 200524152ND
2019-03-11DBP 200524154ND
2019-06-14DBP 200536682ND
2019-06-14DBP 200536680ND
2019-06-14DBP 200536674ND
2019-06-14DBP 200536672ND
2019-09-17DBP 200549478ND
2019-09-17DBP 200549479ND
2019-09-17DBP 200549480ND
2019-09-17DBP 200549481ND
2019-12-10DBP 200559642ND
2019-12-10DBP 200559643ND
2019-12-10DBP 200559644ND
2019-12-10DBP 200559645ND