Tribromoacetic acid
Carroll County Public Water Supply District 1
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.
26
Samples
0
Samples exceeding legal limit (MCL)
0
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2014 | ND | 2 | 0 | ND |
| 2015 | ND | 4 | 0 | ND |
| 2016 | ND | 8 | 0 | ND |
| 2017 | ND | 8 | 0 | ND |
| 2018 | ND | 2 | 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 |
|---|---|---|
| 2014-09-18 | AC35665 | ND |
| 2014-09-18 | AC35664 | ND |
| 2015-10-05 | AC60953 | ND |
| 2015-10-05 | AC60954 | ND |
| 2015-12-22 | AC63978 | ND |
| 2015-12-22 | AC63977 | ND |
| 2016-03-29 | AC67681 | ND |
| 2016-03-29 | AC67680 | ND |
| 2016-06-28 | AC79465 | ND |
| 2016-06-28 | AC79466 | ND |
| 2016-09-15 | AC83911 | ND |
| 2016-09-15 | AC83910 | ND |
| 2016-12-30 | AC88493 | ND |
| 2016-12-30 | AC88492 | ND |
| 2017-04-05 | AC92179 | ND |
| 2017-04-05 | AC92178 | ND |
| 2017-06-28 | AC98523 | ND |
| 2017-06-28 | AC98524 | ND |
| 2017-09-28 | AD06496 | ND |
| 2017-09-28 | AD06497 | ND |
| 2017-12-28 | AD10649 | ND |
| 2017-12-28 | AD10650 | ND |
| 2018-09-27 | AD32961 | ND |
| 2018-09-27 | AD32962 | ND |
| 2019-11-22 | AD55236 | ND |
| 2019-11-22 | AD55237 | ND |