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EWG's Tap Water Database — 2021 UPDATE

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Monobromoacetic acid

Thousand Oaks Water Department

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)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20140.563 ppb163ND - 3.00 ppb
20150.375 ppb163ND - 2.00 ppb
20160.625 ppb167ND - 2.00 ppb
2017ND160ND
2018ND160ND
2019ND120ND

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
2014-03-255867-004-0840ND
2014-03-255867-002-1138ND
2014-03-255867-003-1045ND
2014-03-255867-005-1120ND
2014-06-175867-005-0941ND
2014-06-175867-004-0906ND
2014-06-175867-003-1041ND
2014-06-175867-002-0920ND
2014-09-165867-005-0945ND
2014-09-165867-004-08473.00 ppb
2014-09-165867-003-10113.00 ppb
2014-09-165867-002-09083.00 ppb
2014-12-155867-004-1100ND
2014-12-155867-003-1119ND
2014-12-155867-005-0940ND
2014-12-155867-002-0918ND
2015-03-175867-003-1055ND
2015-03-175867-004-0905ND
2015-03-175867-005-1000ND
2015-03-175867-002-0945ND
2015-06-165867-005-1005ND
2015-06-165867-004-0910ND
2015-06-165867-002-0945ND
2015-06-165867-003-1055ND
2015-09-155867-002-1210ND
2015-09-155867-005-1200ND
2015-09-155867-004-0905ND
2015-09-155867-003-1130ND
2015-12-155867-002-10042.00 ppb
2015-12-155867-005-1018ND
2015-12-155867-004-09572.00 ppb
2015-12-155867-003-11152.00 ppb
2016-03-155867-003-10471.000 ppb
2016-03-155867-002-11442.00 ppb
2016-03-155867-005-11301.000 ppb
2016-03-155867-004-08502.00 ppb
2016-06-145867-002-1150ND
2016-06-145867-003-1100ND
2016-06-145867-005-1135ND
2016-06-145867-004-0850ND
2016-09-135867-003-10201.000 ppb
2016-09-135867-005-1120ND
2016-09-135867-004-08201.000 ppb
2016-09-135867-002-10552.00 ppb
2016-12-135867-002-1113ND
2016-12-135867-004-1146ND
2016-12-135867-005-1100ND
2016-12-135867-003-1028ND
2017-03-145867-002-1140ND
2017-03-145867-004-0825ND
2017-03-145867-005-1125ND
2017-03-145867-003-1040ND
2017-06-135867-002-1120ND
2017-06-135867-005-1105ND
2017-06-135867-003-1025ND
2017-06-135867-004-0840ND
2017-09-125867-002-1205ND
2017-09-125867-003-1125ND
2017-09-125867-005-1155ND
2017-09-125867-004-0910ND
2017-12-185867-003-1050ND
2017-12-185867-005-1135ND
2017-12-185867-004-0830ND
2017-12-185867-002-1145ND
2018-04-175867-004-0815ND
2018-04-175867-002-1120ND
2018-04-175867-003-1025ND
2018-04-175867-005-1100ND
2018-06-195867-004-0827ND
2018-06-195867-003-1038ND
2018-06-195867-005-1119ND
2018-06-195867-002-1133ND
2018-09-189588-002-1210ND
2018-09-189588-003-1125ND
2018-09-189588-005-1158ND
2018-09-189588-004-0836ND
2018-12-189588-003-1055ND
2018-12-189588-002-1147ND
2018-12-189588-005-1134ND
2018-12-189588-004-0906ND
2019-03-199588-005-0734ND
2019-03-199588-003-0825ND
2019-03-199588-002-0751ND
2019-03-199588-004-0954ND
2019-09-179588-004-1110ND
2019-09-179588-003-0938ND
2019-09-179588-002-0900ND
2019-09-179588-005-0843ND
2019-12-179588-005-1100ND
2019-12-179588-003-1030ND
2019-12-179588-002-1125ND
2019-12-179588-004-0830ND