Tribromoacetic acid
Nodaway 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.
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 | 1.53 ppb | 8 | 2 | ND - 9.75 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 |
|---|---|---|
| 2014-01-16 | AC16771 | ND |
| 2014-01-16 | AC16772 | ND |
| 2014-01-16 | AC16773 | ND |
| 2014-01-16 | AC16774 | ND |
| 2014-04-22 | AC21678 | ND |
| 2014-04-22 | AC21679 | ND |
| 2014-04-22 | AC21680 | ND |
| 2014-04-22 | AC21681 | ND |
| 2014-07-30 | AC30713 | ND |
| 2014-07-30 | AC30715 | ND |
| 2014-10-27 | AC37698 | ND |
| 2014-10-27 | AC37699 | ND |
| 2015-01-26 | AC40423 | ND |
| 2015-01-26 | AC40422 | ND |
| 2015-04-21 | AC45070 | ND |
| 2015-04-21 | AC45071 | ND |
| 2015-09-17 | AC60687 | 2.52 ppb |
| 2015-09-17 | AC60686 | ND |
| 2015-10-20 | AC61235 | ND |
| 2015-10-20 | AC61236 | 9.75 ppb |
| 2016-01-20 | AC65041 | ND |
| 2016-01-20 | AC65040 | ND |
| 2016-04-20 | AC69399 | ND |
| 2016-04-20 | AC69400 | ND |
| 2016-09-08 | AC83835 | ND |
| 2016-09-08 | AC83834 | ND |
| 2016-10-24 | AC86307 | ND |
| 2016-10-24 | AC86308 | ND |
| 2017-01-23 | AC89118 | ND |
| 2017-01-23 | AC89119 | ND |
| 2017-04-11 | AC94478 | ND |
| 2017-04-11 | AC94477 | ND |
| 2017-07-13 | AD01434 | ND |
| 2017-07-13 | AD01433 | ND |
| 2017-10-18 | AD07914 | ND |
| 2017-10-18 | AD07913 | ND |
| 2018-01-18 | AD11355 | ND |
| 2018-01-18 | AD11356 | ND |
| 2018-04-23 | AD19024 | ND |
| 2018-04-23 | AD19025 | ND |
| 2018-07-20 | AD29210 | ND |
| 2018-07-20 | AD29209 | ND |
| 2018-10-19 | AD34426 | ND |
| 2018-10-19 | AD34427 | ND |
| 2019-01-17 | AD37737 | ND |
| 2019-02-05 | AD40274 | ND |
| 2019-04-15 | AD46157 | ND |
| 2019-04-15 | AD46158 | ND |
| 2019-07-11 | AD51827 | ND |
| 2019-07-11 | AD51828 | ND |
| 2019-10-21 | AD56741 | ND |
| 2019-10-21 | AD56742 | ND |