2,4,5-T
Irvine Ranch Water District
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.
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 | ND | 2 | 0 | ND |
2017 | ND | 4 | 0 | ND |
2018 | ND | 2 | 0 | ND |
2019 | ND | 3 | 0 | ND |
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2016-06-23 | 9588-069-1133 | ND |
2016-11-14 | 9588-069-1154 | ND |
2017-02-28 | 9588-085-1334 | ND |
2017-03-21 | 9588-063-1418 | ND |
2017-03-21 | 9588-064-1437 | ND |
2017-03-29 | 9588-069-1032 | ND |
2018-02-14 | 9588-085-1413 | ND |
2018-04-17 | 9588-085-1141 | ND |
2019-02-27 | 9588-085-0941 | ND |
2019-03-14 | 9588-064-0943 | ND |
2019-07-17 | 9588-085-1413 | ND |