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EWG's Tap Water Database — 2021 UPDATE

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Monobromoacetic acid

Bear Valley Joint Authority

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

 

92

Samples

0

Samples exceeding legal limit (MCL)

1

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND120ND
2015ND160ND
2016ND160ND
20172.00 ppb161ND - 32.0 ppb
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
2014-04-0814041219-004ND
2014-04-0814041219-001ND
2014-04-0814041219-003ND
2014-04-0814041219-002ND
2014-07-0814071184-001ND
2014-07-0814071184-004ND
2014-07-0814071184-003ND
2014-07-0814071184-002ND
2014-10-0714101404-003ND
2014-10-0714101404-004ND
2014-10-0714101404-002ND
2014-10-0714101404-001ND
2015-01-1212371177ND
2015-01-1212371144ND
2015-01-1212371166ND
2015-01-1212371155ND
2015-04-0712717927ND
2015-04-0712717938ND
2015-04-0712717933ND
2015-04-0712717934ND
2015-09-3013357769ND
2015-09-3013357753ND
2015-09-3013357741ND
2015-09-3013357763ND
2015-10-0713479885ND
2015-10-0713479890ND
2015-10-0713479865ND
2015-10-0713479875ND
2016-01-1213839176ND
2016-01-1213839189ND
2016-01-1213839188ND
2016-01-1213839201ND
2016-04-1214211951ND
2016-04-1214211968ND
2016-04-1214211977ND
2016-04-1214211956ND
2016-07-1214694627ND
2016-07-1214694612ND
2016-07-1214694637ND
2016-07-1214694617ND
2016-10-1115189930ND
2016-10-1115189936ND
2016-10-1115189948ND
2016-10-1115189920ND
2017-01-1015620569ND
2017-01-1015620577ND
2017-01-1015620595ND
2017-01-1015620583ND
2017-04-1116053062ND
2017-04-1116053055ND
2017-04-1116053043ND
2017-04-1116053031ND
2017-07-1116526549ND
2017-07-1116526536ND
2017-07-1116526525ND
2017-07-1116526545ND
2017-10-101698750832.0 ppb
2017-10-1016987520ND
2017-10-1016987499ND
2017-10-1016987494ND
2018-01-09(714) SP 714ND
2018-01-09(713) SP 713ND
2018-01-09(712) SP 712ND
2018-01-09(711) SP 711ND
2018-04-10(711) SP 711ND
2018-04-10(713) SP 713ND
2018-04-10(714) SP 714ND
2018-04-10(712) SP 712ND
2018-07-10(712) SP 712ND
2018-07-10(713) SP 713ND
2018-07-10(714) SP 714ND
2018-07-10(711) SP 711ND
2018-10-09(714) SP 714ND
2018-10-09(712) SP 712ND
2018-10-09(711) SP 711ND
2018-10-09(713) SP 713ND
2019-01-08(712) SP 712ND
2019-01-08(714) SP 714ND
2019-01-08(711) SP 711ND
2019-01-08(713) SP 713ND
2019-04-09(713) SP 713ND
2019-04-09(714) SP 714ND
2019-04-09(711) SP 711ND
2019-04-09(712) SP 712ND
2019-07-09(713) SP 713ND
2019-07-09(711) SP 711ND
2019-07-09(714) SP 714ND
2019-07-09(712) SP 712ND
2019-10-08(714) SP 714ND
2019-10-08(713) SP 713ND
2019-10-08(712) SP 712ND
2019-10-08(711) SP 711ND