Permethrin
Dover Water Department
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.
10
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 | 10 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2019-03-12 | 4224481 | ND |
| 2019-03-12 | 4224305 | ND |
| 2019-03-18 | 4230262 | ND |
| 2019-03-20 | 4233287 | ND |
| 2019-03-20 | 4233331 | ND |
| 2019-09-18 | 4427190 | ND |
| 2019-09-18 | 4427184 | ND |
| 2019-09-18 | 4427021 | ND |
| 2019-09-24 | 4433779 | ND |
| 2019-09-24 | 4433866 | ND |