Permethrin
Swta - Main System
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.
22
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 |
|---|---|---|---|---|
| 2018 | N/A | 0 | 0 | N/A |
| 2019 | N/A | 0 | 0 | N/A |
| 2020 | ND | 22 | 0 | ND |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | N/A | 0 | 0 | N/A |
| 2023 | N/A | 0 | 0 | N/A |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2020-01-21 | 4546270 | ND |
| 2020-01-21 | 4546342 | ND |
| 2020-01-21 | 4546405 | ND |
| 2020-01-21 | 4546266 | ND |
| 2020-01-21 | 4546385 | ND |
| 2020-01-21 | 4546368 | ND |
| 2020-01-21 | 4546331 | ND |
| 2020-01-21 | 4546372 | ND |
| 2020-01-21 | 4546274 | ND |
| 2020-04-07 | 4605458 | ND |
| 2020-04-07 | 4605413 | ND |
| 2020-07-21 | 4679962 | ND |
| 2020-07-21 | 4679980 | ND |
| 2020-07-21 | 4680007 | ND |
| 2020-07-21 | 4679990 | ND |
| 2020-07-21 | 4679931 | ND |
| 2020-07-21 | 4679974 | ND |
| 2020-07-21 | 4679927 | ND |
| 2020-07-21 | 4679954 | ND |
| 2020-07-21 | 4679942 | ND |
| 2020-10-06 | 4743953 | ND |
| 2020-10-06 | 4743856 | ND |