Permethrin
Covington
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.
12
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 | 6 | 0 | ND |
| 2019 | ND | 6 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2018-07-09 | 3983149 | ND |
| 2018-07-09 | 3983155 | ND |
| 2018-07-09 | 3983124 | ND |
| 2018-10-08 | 4081958 | ND |
| 2018-10-08 | 4081970 | ND |
| 2018-10-08 | 4081944 | ND |
| 2019-01-07 | 4166021 | ND |
| 2019-01-07 | 4166025 | ND |
| 2019-01-07 | 4166009 | ND |
| 2019-04-08 | 4252577 | ND |
| 2019-04-08 | 4252587 | ND |
| 2019-04-08 | 4252573 | ND |