2,4,5-T
San Jose Water Company
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.
14
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 |
|---|---|---|---|---|
| 2013 | N/A | 0 | 0 | N/A |
| 2014 | N/A | 0 | 0 | N/A |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | ND | 6 | 0 | ND |
| 2017 | ND | 6 | 0 | ND |
| 2018 | ND | 2 | 0 | ND |
| 2019 | N/A | 0 | 0 | N/A |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2016-05-04 | 1233-198-1200 | ND |
| 2016-06-15 | 1233-199-1300 | ND |
| 2016-07-26 | 1233-198-1230 | ND |
| 2016-08-25 | 1233-194-1200 | ND |
| 2016-10-03 | 1233-196-1100 | ND |
| 2016-12-15 | 1233-195-1200 | ND |
| 2017-01-17 | 5867-027-0950 | ND |
| 2017-01-19 | 5867-029-1210 | ND |
| 2017-01-26 | 5867-086-1415 | ND |
| 2017-03-21 | 5867-101-0915 | ND |
| 2017-03-23 | 5867-171-0630 | ND |
| 2017-06-30 | 5867-107-1111 | ND |
| 2018-01-17 | 5867-075-1150 | ND |
| 2018-01-17 | 5867-202-1135 | ND |