Permethrin
Southern Water & Sewer District
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 | N/A | 0 | 0 | N/A |
| 2019 | ND | 6 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2019-05-20 | 9050487-01B | ND |
| 2019-05-20 | 9050487-02B | ND |
| 2019-08-20 | 9080813-01B | ND |
| 2019-08-20 | 9080813-02B | ND |
| 2019-11-21 | 9110659-01B | ND |
| 2019-11-21 | 9110659-02B | ND |
| 2020-02-13 | 0020049-02B | ND |
| 2020-04-09 | 0033817-01B | ND |