Tribromoacetic acid
Henry County Public Water Supply District 3
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.
52
Samples
0
Samples exceeding legal limit (MCL)
2
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2014 | ND | 12 | 0 | ND |
| 2015 | 1.59 ppb | 8 | 2 | ND - 7.56 ppb |
| 2016 | ND | 8 | 0 | ND |
| 2017 | ND | 8 | 0 | ND |
| 2018 | ND | 8 | 0 | ND |
| 2019 | ND | 8 | 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 |
|---|---|---|
| 2014-01-10 | AC16685 | ND |
| 2014-01-10 | AC16686 | ND |
| 2014-01-10 | AC16687 | ND |
| 2014-01-10 | AC16688 | ND |
| 2014-04-17 | AC21592 | ND |
| 2014-04-17 | AC21593 | ND |
| 2014-04-17 | AC21594 | ND |
| 2014-04-17 | AC21595 | ND |
| 2014-07-24 | AC30618 | ND |
| 2014-07-24 | AC30621 | ND |
| 2014-10-21 | AC37645 | ND |
| 2014-10-21 | AC37646 | ND |
| 2015-01-20 | AC40370 | ND |
| 2015-01-20 | AC40369 | ND |
| 2015-04-15 | AC45039 | ND |
| 2015-04-15 | AC45040 | ND |
| 2015-07-15 | AC54273 | ND |
| 2015-07-15 | AC54272 | ND |
| 2015-10-21 | AC61201 | 5.12 ppb |
| 2015-10-21 | AC61202 | 7.56 ppb |
| 2016-01-21 | AC65008 | ND |
| 2016-01-21 | AC65009 | ND |
| 2016-05-23 | AC69368 | ND |
| 2016-05-23 | AC69367 | ND |
| 2016-09-13 | AC85045 | ND |
| 2016-09-13 | AC85044 | ND |
| 2016-11-29 | AC86276 | ND |
| 2016-11-29 | AC86275 | ND |
| 2017-01-17 | AC89085 | ND |
| 2017-01-17 | AC89086 | ND |
| 2017-04-06 | AC94448 | ND |
| 2017-04-06 | AC94447 | ND |
| 2017-07-13 | AD01384 | ND |
| 2017-07-13 | AD01385 | ND |
| 2017-10-16 | AD07884 | ND |
| 2017-10-16 | AD07883 | ND |
| 2018-01-22 | AD11326 | ND |
| 2018-01-22 | AD11325 | ND |
| 2018-04-16 | AD17998 | ND |
| 2018-04-16 | AD17999 | ND |
| 2018-07-16 | AD29161 | ND |
| 2018-07-16 | AD29162 | ND |
| 2018-10-18 | AD34400 | ND |
| 2018-10-18 | AD34401 | ND |
| 2019-01-14 | AD37709 | ND |
| 2019-01-14 | AD37710 | ND |
| 2019-04-29 | AD46129 | ND |
| 2019-04-29 | AD46130 | ND |
| 2019-07-15 | AD51780 | ND |
| 2019-07-15 | AD51779 | ND |
| 2019-10-14 | AD56714 | ND |
| 2019-10-14 | AD56715 | ND |