Permethrin
City of Bremerton
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.
8
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 | ND | 7 | 0 | ND |
| 2019 | ND | 1 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2018-06-05 | 18-21044-43027 | ND |
| 2018-06-05 | 18-21120-43198 | ND |
| 2018-06-05 | 18-21053-43055 | ND |
| 2018-09-10 | 18-34876-70497 | ND |
| 2018-12-03 | 18-45125-92008 | ND |
| 2018-12-03 | 18-45125-92009 | ND |
| 2018-12-03 | 18-45125-92010 | ND |
| 2019-03-05 | 19-07964-16143 | ND |