Dibromoacetic acid
Howard, City of
Dibromoacetic 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 |
---|---|---|---|---|
2014 | 0.445 ppb | 4 | 2 | ND - 1.10 ppb |
2015 | 0.688 ppb | 4 | 3 | ND - 1.30 ppb |
2016 | 0.258 ppb | 4 | 2 | ND - 0.530 ppb |
2017 | 0.353 ppb | 4 | 2 | ND - 0.710 ppb |
2018 | 0.598 ppb | 4 | 2 | ND - 1.50 ppb |
2019 | 0.475 ppb | 4 | 2 | ND - 1.10 ppb |
ppb = parts per billion
State and national drinking water standards and health guidelines
EWG Health Guideline 0.04 ppb
The EWG Health Guideline of 0.04 ppb for dibromoacetic acid was defined in a peer-reviewed scientific study by EWG and represents a on-in-a-million lifetime cancer risk level. This health guideline protects against cancer.
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2014-02-09 | 53483 | 0.680 ppb |
2014-05-04 | 109127 | 1.10 ppb |
2014-08-11 | 171484 | ND |
2014-11-24 | 236076 | ND |
2015-02-23 | 284223 | 1.30 ppb |
2015-05-19 | 335513 | 0.930 ppb |
2015-08-25 | 394104 | ND |
2015-11-17 | 427858 | 0.520 ppb |
2016-02-22 | 497154 | ND |
2016-05-24 | 551912 | 0.500 ppb |
2016-08-22 | 608449 | ND |
2016-11-27 | 664700 | 0.530 ppb |
2017-02-21 | 712236 | 0.700 ppb |
2017-05-22 | 765848 | ND |
2017-08-20 | 823229 | ND |
2017-11-14 | 878697 | 0.710 ppb |
2018-02-13 | 907028 | 1.50 ppb |
2018-05-14 | 970926 | 0.890 ppb |
2018-08-13 | 1025368 | ND |
2018-11-13 | 1077213 | ND |
2019-02-11 | 1120279 | 0.800 ppb |
2019-05-12 | 1157332 | ND |
2019-08-11 | 1221778 | ND |
2019-11-11 | 1274232 | 1.10 ppb |