2,4,5-T
City of Pasadena
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.
16
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 | 4 | 0 | ND |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | ND | 2 | 0 | ND |
| 2017 | ND | 10 | 0 | ND |
| 2018 | N/A | 0 | 0 | N/A |
| 2019 | N/A | 0 | 0 | N/A |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2014-03-06 | AC46015 | ND |
| 2014-03-06 | AC46016 | ND |
| 2014-03-06 | AC46017 | ND |
| 2014-04-24 | AC51747 | ND |
| 2016-04-06 | AD32159 | ND |
| 2016-07-06 | AD43207 | ND |
| 2017-01-10 | AD64092 | ND |
| 2017-03-16 | AD75536 | ND |
| 2017-03-16 | AD75537 | ND |
| 2017-03-16 | AD75539 | ND |
| 2017-03-16 | AD75535 | ND |
| 2017-03-16 | AD75538 | ND |
| 2017-04-04 | AD78364 | ND |
| 2017-07-11 | AD88944 | ND |
| 2017-09-18 | AD96581 | ND |
| 2017-10-31 | AE03022 | ND |