Tribromoacetic acid
Lincoln County PWSD 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.
12
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 |
|---|---|---|---|---|
| 2013 | N/A | 0 | 0 | N/A |
| 2014 | ND | 2 | 0 | ND |
| 2015 | 0.960 ppb | 2 | 1 | ND - 1.92 ppb |
| 2016 | ND | 2 | 0 | ND |
| 2017 | ND | 2 | 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 |
|---|---|---|
| 2014-09-29 | AC35781 | ND |
| 2014-09-29 | AC35782 | ND |
| 2015-09-28 | AC59670 | 1.92 ppb |
| 2015-09-28 | AC59669 | ND |
| 2016-09-28 | AC84060 | ND |
| 2016-09-28 | AC84059 | ND |
| 2017-10-02 | AD06647 | ND |
| 2017-10-02 | AD06648 | ND |
| 2018-09-24 | AD33098 | ND |
| 2018-09-24 | AD33099 | ND |
| 2019-09-25 | AD55406 | ND |
| 2019-09-25 | AD55407 | ND |