2,4,5-T
La Habra Heights County 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 |
---|---|---|---|---|
2014 | N/A | 0 | 0 | N/A |
2015 | ND | 6 | 0 | ND |
2016 | ND | 2 | 0 | ND |
2017 | N/A | 0 | 0 | N/A |
2018 | ND | 6 | 0 | ND |
2019 | ND | 2 | 0 | ND |
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2015-04-10 | 9588-009-0909 | ND |
2015-04-10 | 9588-010-0920 | ND |
2015-07-28 | 9588-009-0935 | ND |
2015-07-28 | 9588-010-1057 | ND |
2015-09-16 | 9588-006-1010 | ND |
2015-12-16 | 9588-006-0955 | ND |
2016-03-21 | 9588-005-0920 | ND |
2016-06-03 | 9588-005-1005 | ND |
2018-04-10 | 9588-009-0942 | ND |
2018-04-10 | 9588-010-0935 | ND |
2018-07-20 | 9588-006-1014 | ND |
2018-07-20 | 9588-009-0930 | ND |
2018-07-20 | 9588-010-0947 | ND |
2018-10-19 | 9588-006-1040 | ND |
2019-02-21 | 9588-005-0900 | ND |
2019-05-29 | 9588-005-0830 | ND |