2,4,5-T
Walnut Springs
2,4,5-Trichlorophenoxyacetic acid (2,4,5-T) is a herbicide banned in the U.S. since 1985. It was formerly used on residential and commercial lawns, and occasionally on food crops. 2,4,5-T contained the impurity dioxin, which is highly toxic to people and wildlife.
8
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 | 1 | 0 | ND |
| 2015 | ND | 2 | 0 | ND |
| 2016 | ND | 1 | 0 | ND |
| 2017 | ND | 1 | 0 | ND |
| 2018 | ND | 2 | 0 | ND |
| 2019 | ND | 1 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2014-07-23 | AC60728 | ND |
| 2015-09-28 | AD08836 | ND |
| 2015-09-28 | AD08834 | ND |
| 2016-06-15 | AD40817 | ND |
| 2017-09-08 | AD95591 | ND |
| 2018-04-02 | AE20899 | ND |
| 2018-04-02 | AE20901 | ND |
| 2019-11-07 | AE88961 | ND |