Permethrin
Rowland Water 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.
14
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 | 7 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2019-09-23 | B9I3129-01 | ND |
| 2019-09-23 | B9I3129-02 | ND |
| 2019-09-23 | B9I3129-03 | ND |
| 2019-09-23 | B9I3129-04 | ND |
| 2019-12-09 | B9L1435-01 | ND |
| 2019-12-09 | B9L1435-02 | ND |
| 2019-12-09 | B9L1435-03 | ND |
| 2020-03-09 | C0C1164-01 | ND |
| 2020-03-09 | C0C1164-02 | ND |
| 2020-03-09 | C0C1164-03 | ND |
| 2020-03-09 | C0C1164-04 | ND |
| 2020-06-08 | C0F0994-01 | ND |
| 2020-06-08 | C0F0994-02 | ND |
| 2020-06-08 | C0F0994-03 | ND |