2,4,5-T
Montara Water and Sanitary 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 | ND | 8 | 0 | ND |
2015 | ND | 4 | 0 | ND |
2016 | ND | 8 | 0 | ND |
2017 | ND | 2 | 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 |
---|---|---|
2014-08-27 | 5810-014-1020 | ND |
2014-08-27 | 5810-011-0900 | ND |
2014-08-27 | 5810-003-1000 | ND |
2014-08-27 | 5810-001-1140 | ND |
2014-12-01 | 5810-011-1350 | ND |
2014-12-08 | 5810-014-1030 | ND |
2014-12-08 | 5810-003-1110 | ND |
2014-12-08 | 5810-001-1110 | ND |
2015-10-19 | 1233-030-0850 | ND |
2015-10-19 | 1233-032-1015 | ND |
2015-10-19 | 1233-031-1050 | ND |
2015-12-23 | 5810-015-0925 | ND |
2016-01-28 | 5810-011-0930 | ND |
2016-03-14 | 5810-015-0850 | ND |
2016-05-19 | 5810-010-1030 | ND |
2016-05-19 | 5810-008-0950 | ND |
2016-05-31 | 5810-012-1000 | ND |
2016-08-24 | 5810-012-0945 | ND |
2016-08-24 | 5810-010-1100 | ND |
2016-08-24 | 5810-008-1015 | ND |
2017-07-20 | 5810-001-0930 | ND |
2017-07-20 | 5810-003-1120 | ND |