Monobromoacetic acid
Homewood
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.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2013 | N/A | 0 | 0 | N/A |
2014 | 1.59 ppb | 16 | 13 | ND - 4.07 ppb |
2015 | 1.09 ppb | 16 | 11 | ND - 2.02 ppb |
2016 | 1.42 ppb | 20 | 17 | ND - 2.08 ppb |
2017 | 0.778 ppb | 16 | 8 | ND - 1.75 ppb |
2018 | 0.158 ppb | 16 | 6 | ND - 0.548 ppb |
2019 | 0.485 ppb | 16 | 15 | ND - 0.751 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 |
---|---|---|
2014-01-09 | 1401239-001B | 1.85 ppb |
2014-01-09 | 1401239-002B | 1.45 ppb |
2014-01-09 | 1401239-003B | 1.69 ppb |
2014-01-09 | 1401239-004B | 1.70 ppb |
2014-04-08 | 1404426-001B | 1.46 ppb |
2014-04-08 | 1404426-002B | 1.39 ppb |
2014-04-08 | 1404426-003B | 1.40 ppb |
2014-04-08 | 1404426-004B | 1.66 ppb |
2014-07-08 | 1407394-001B | 4.07 ppb |
2014-07-08 | 1407394-002B | ND |
2014-07-08 | 1407394-003B | 2.52 ppb |
2014-07-08 | 1407394-004B | 2.86 ppb |
2014-10-07 | 1410317-003B | ND |
2014-10-07 | 1410317-004B | 1.39 ppb |
2014-10-07 | 1410317-002B | ND |
2014-10-07 | 1410317-001B | 2.07 ppb |
2015-01-20 | 1501A32-001B | 1.46 ppb |
2015-01-20 | 1501A32-004B | 1.51 ppb |
2015-01-20 | 1501A32-002B | 1.54 ppb |
2015-01-20 | 1501A32-003B | ND |
2015-04-14 | 1504A48-001B | 1.63 ppb |
2015-04-14 | 1504A48-004B | 1.71 ppb |
2015-04-14 | 1504A48-003B | 1.73 ppb |
2015-04-14 | 1504A48-002B | 1.74 ppb |
2015-07-21 | 1507J41-002B | ND |
2015-07-21 | 1507J41-003B | 1.24 ppb |
2015-07-21 | 1507J41-001B | 1.63 ppb |
2015-07-21 | 1507J41-004B | ND |
2015-10-06 | 1510364-002B | ND |
2015-10-06 | 1510364-003B | 1.23 ppb |
2015-10-06 | 1510364-001B | 2.02 ppb |
2015-10-06 | 1510364-004B | ND |
2016-01-19 | 1601985-004B | 1.66 ppb |
2016-01-19 | 1601985-003B | 1.54 ppb |
2016-01-19 | 1601985-002B | 1.66 ppb |
2016-01-19 | 1601985-001B | 1.52 ppb |
2016-04-19 | 1604C98-004B | 1.74 ppb |
2016-04-19 | 1604C98-002B | 1.76 ppb |
2016-04-19 | 1604C98-003B | 1.78 ppb |
2016-04-19 | 1604C98-001B | 1.69 ppb |
2016-06-20 | 1606H56-004B | 2.08 ppb |
2016-06-20 | 1606H56-001B | 1.93 ppb |
2016-06-20 | 1606H56-002B | 1.83 ppb |
2016-06-20 | 1606H56-003B | 1.88 ppb |
2016-07-19 | 1607F44-004B | 1.48 ppb |
2016-07-19 | 1607F44-001B | ND |
2016-07-19 | 1607F44-002B | ND |
2016-07-19 | 1607F44-003B | 1.59 ppb |
2016-10-18 | 1610D50-001B | 1.14 ppb |
2016-10-18 | 1610D50-002B | 1.56 ppb |
2016-10-18 | 1610D50-003B | 1.63 ppb |
2016-10-18 | 1610D50-004B | ND |
2017-01-18 | 1701A59-002B | 1.63 ppb |
2017-01-18 | 1701A59-003B | 1.38 ppb |
2017-01-18 | 1701A59-001B | 1.54 ppb |
2017-01-18 | 1701A59-004B | 1.48 ppb |
2017-04-18 | 1704B59-002B | 1.71 ppb |
2017-04-18 | 1704B59-003B | 1.75 ppb |
2017-04-18 | 1704B59-004B | 1.75 ppb |
2017-04-18 | 1704B59-001B | 1.20 ppb |
2017-07-11 | 1707678-004B | ND |
2017-07-11 | 1707678-002B | ND |
2017-07-11 | 1707678-003B | ND |
2017-07-11 | 1707678-001B | ND |
2017-10-17 | 1710C99-004B | ND |
2017-10-17 | 1710C99-002B | ND |
2017-10-17 | 1710C99-001B | ND |
2017-10-17 | 1710C99-003B | ND |
2018-01-22 | 1801D58-004B | ND |
2018-01-22 | 1801D58-003B | ND |
2018-01-22 | 1801D58-002B | ND |
2018-01-22 | 1801D58-001B | ND |
2018-04-17 | 1804C03-004B | ND |
2018-04-17 | 1804C03-001B | ND |
2018-04-17 | 1804C03-002B | ND |
2018-04-17 | 1804C03-003B | ND |
2018-07-24 | 1807I09-002B | ND |
2018-10-16 | 1810C20-003A | 0.542 ppb |
2018-10-16 | 1810C20-002A | 0.332 ppb |
2018-10-16 | 1810C16-001B | 0.548 ppb |
2018-10-16 | 1810C16-002B | ND |
2018-10-16 | 1810C16-003B | 0.369 ppb |
2018-10-16 | 1810C16-004B | 0.347 ppb |
2018-10-16 | 1810C20-001A | 0.393 ppb |
2019-01-22 | 1901D46-001B | 0.471 ppb |
2019-01-22 | 1901D46-002B | 0.435 ppb |
2019-01-22 | 1901D46-003B | 0.394 ppb |
2019-01-22 | 1901D46-004B | 0.431 ppb |
2019-04-16 | 1904D35-001B | 0.576 ppb |
2019-04-16 | 1904D35-004B | 0.530 ppb |
2019-04-16 | 1904D35-003B | 0.584 ppb |
2019-04-16 | 1904D35-002B | 0.573 ppb |
2019-07-16 | 1907D20-002B | 0.545 ppb |
2019-07-16 | 1907D20-004B | 0.546 ppb |
2019-07-16 | 1907D20-003B | 0.751 ppb |
2019-07-16 | 1907D20-001B | 0.662 ppb |
2019-10-22 | 1910I29-004B | 0.399 ppb |
2019-10-22 | 1910I29-003B | 0.352 ppb |
2019-10-22 | 1910I29-002B | ND |
2019-10-22 | 1910I29-001B | 0.506 ppb |