Tribromoacetic acid
Daviess County Public Water Supply District 2
Tribromoacetic acid is formed when chlorine or other disinfectants are used to treat drinking water. Disinfection byproducts increase the risk of cancer and may cause problems during pregnancy.
42
Samples
0
Samples exceeding legal limit (MCL)
1
Samples exceeding
health guidelines
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | ND | 10 | 0 | ND |
2015 | 1.11 ppb | 8 | 1 | ND - 8.87 ppb |
2016 | ND | 8 | 0 | ND |
2017 | ND | 8 | 0 | ND |
2018 | ND | 6 | 0 | ND |
2019 | ND | 2 | 0 | ND |
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 tribromoacetic 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 |
---|---|---|
2014-03-19 | AC16682 | ND |
2014-03-19 | AC16681 | ND |
2014-03-21 | AC16683 | ND |
2014-03-21 | AC16684 | ND |
2014-06-11 | AC28987 | ND |
2014-06-11 | AC28988 | ND |
2014-06-11 | AC28989 | ND |
2014-09-09 | AC30615 | ND |
2014-10-21 | AC37643 | ND |
2014-10-21 | AC37644 | ND |
2015-03-09 | AC40367 | ND |
2015-03-09 | AC40368 | ND |
2015-04-26 | AC45037 | ND |
2015-04-26 | AC45038 | ND |
2015-07-20 | AC54270 | ND |
2015-07-20 | AC54271 | ND |
2015-10-21 | AC61200 | ND |
2015-10-21 | AC61199 | 8.87 ppb |
2016-01-25 | AC65007 | ND |
2016-01-25 | AC65006 | ND |
2016-05-16 | AC69366 | ND |
2016-05-16 | AC69365 | ND |
2016-08-22 | AC79695 | ND |
2016-08-22 | AC79694 | ND |
2016-11-16 | AC86274 | ND |
2016-11-16 | AC86273 | ND |
2017-02-06 | AC89084 | ND |
2017-02-06 | AC89083 | ND |
2017-04-27 | AC94445 | ND |
2017-04-27 | AC94446 | ND |
2017-09-05 | AD01383 | ND |
2017-09-05 | AD01382 | ND |
2017-11-14 | AD07881 | ND |
2017-11-14 | AD07882 | ND |
2018-03-07 | AD11323 | ND |
2018-03-07 | AD11324 | ND |
2018-08-07 | AD17996 | ND |
2018-08-07 | AD17997 | ND |
2018-08-07 | AD29159 | ND |
2018-08-07 | AD29160 | ND |
2019-09-16 | AD51777 | ND |
2019-09-16 | AD51778 | ND |