Tribromoacetic acid
Livingston 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.
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 |
|---|---|---|---|---|
| 2014 | ND | 2 | 0 | ND |
| 2015 | 1.30 ppb | 2 | 1 | ND - 2.60 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 |
|---|---|---|
| 2014-10-23 | AC37808 | ND |
| 2014-10-23 | AC37809 | ND |
| 2015-12-08 | AC63725 | ND |
| 2015-12-08 | AC63726 | 2.60 ppb |
| 2016-11-22 | AC83919 | ND |
| 2016-11-22 | AC83918 | ND |
| 2017-09-27 | AD06500 | ND |
| 2017-09-27 | AD06501 | ND |
| 2018-09-19 | AD32967 | ND |
| 2018-09-19 | AD32968 | ND |
| 2019-09-16 | AD55243 | ND |
| 2019-09-16 | AD55244 | ND |