Tribufos
City of Chesapeake - Western Branch System
NOTE: City of Chesapeake - Western Branch System purchases water from City of Portsmouth which is required to test for tribufos. Sample information shown below was taken by City of Portsmouth.
Tribufos is an organophosphate pesticide used on cotton. Exposure to tribufos can harm the nervous system and liver, and it is classified as likely to be carcinogenic to humans.
4
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 |
|---|---|---|---|---|
| 2013 | N/A | 0 | 0 | N/A |
| 2014 | N/A | 0 | 0 | N/A |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | ND | 4 | 0 | ND |
| 2019 | ND | 1 | 0 | ND |
ppb = parts per billion
All test results
NOTE: City of Chesapeake - Western Branch System purchases water from City of Portsmouth which is required to test for tribufos. Sample information shown below was taken by City of Portsmouth.
| Date | Lab ID | Result |
|---|---|---|
| 2018-05-03 | 3927581 | ND |
| 2018-08-06 | 4012841 | ND |
| 2018-11-13 | 4120768 | ND |
| 2019-02-19 | 4202776 | ND |