2,4,5-T
Mountain Springs Water Supply Corporation
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 |
|---|---|---|---|---|
| 2018 | N/A | 0 | 0 | N/A |
| 2019 | N/A | 0 | 0 | N/A |
| 2020 | ND | 4 | 0 | ND |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | N/A | 0 | 0 | N/A |
| 2023 | ND | 4 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2020-05-13 | Q2019339005 | ND |
| 2020-11-05 | Q2043235002 | ND |
| 2020-11-05 | Q2043235006 | ND |
| 2020-11-05 | Q2043235010 | ND |
| 2023-11-30 | Q2351033019 | ND |
| 2023-11-30 | Q2351033020 | ND |
| 2023-11-30 | Q2351033021 | ND |
| 2023-12-13 | Q2353413006 | ND |