Permethrin
City of Pleasanton
Permethrin is an insecticide used on agricultural crops, but most uses are non-agricultural. It can be applied to residential areas to control mosquitoes and ticks and also used as a bug repellent on clothing, as well as medical applications to treat head lice. Long-term exposure to permethrin may harm the liver.
9
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 | N/A | 0 | 0 | N/A |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | N/A | 0 | 0 | N/A |
| 2019 | ND | 9 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2019-03-11 | B9C1513-01 | ND |
| 2019-03-11 | B9C1513-02 | ND |
| 2019-03-11 | B9C1513-03 | ND |
| 2019-03-11 | B9C1513-04 | ND |
| 2019-06-12 | B9F1859-01 | ND |
| 2019-09-16 | B9I2439-02 | ND |
| 2019-09-16 | B9I2439-03 | ND |
| 2019-10-21 | B9J3304-01 | ND |
| 2019-12-18 | B9L2904-01 | ND |