2,4,5-T
Spanaway Water Company
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.
9
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 |
|---|---|---|---|---|
| 2018 | N/A | 0 | 0 | N/A |
| 2019 | N/A | 0 | 0 | N/A |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | ND | 4 | 0 | ND |
| 2022 | ND | 5 | 0 | ND |
| 2023 | N/A | 0 | 0 | N/A |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2021-08-04 | 4157780 | ND |
| 2021-08-04 | 4157769 | ND |
| 2021-08-04 | 4157774 | ND |
| 2021-08-04 | 4157781 | ND |
| 2022-07-12 | 4338602 | ND |
| 2022-07-12 | 4338604 | ND |
| 2022-07-12 | 4331485 | ND |
| 2022-07-12 | 4331479 | ND |
| 2022-07-14 | 4331484 | ND |