Permethrin
Pleasantville Water District
NOTE: Pleasantville Water District purchases water from New Castle/Stanwood WD which is required to test for permethrin. Sample information shown below was taken by New Castle/Stanwood WD.
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.
Samples
Samples exceeding legal limit (MCL)
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 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 | 3 | 0 | ND |
| 2019 | N/A | 0 | 0 | N/A |
ppb = parts per billion
All test results
NOTE: Pleasantville Water District purchases water from New Castle/Stanwood WD which is required to test for permethrin. Sample information shown below was taken by New Castle/Stanwood WD.
| Date | Lab ID | Result |
|---|---|---|
| 2018-05-08 | 7051031001SEA1 | ND |
| 2018-08-07 | 7060826006SEA3 | ND |
| 2018-11-06 | 7070236001SEA4 | ND |