Permethrin
City of Huntington Beach
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.
15
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 | 9 | 0 | ND |
| 2019 | ND | 6 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2018-05-08 | 18050200-02-0053 | ND |
| 2018-06-26 | 201807030710G | ND |
| 2018-07-17 | 201807200406 | ND |
| 2018-07-17 | 201807200411 | ND |
| 2018-07-17 | 201807200407 | ND |
| 2018-07-17 | 201807200410 | ND |
| 2018-08-29 | 201808310479 | ND |
| 2018-10-24 | 201810240294G | ND |
| 2018-12-12 | 201812120363G | ND |
| 2019-01-16 | 19010366-03 | ND |
| 2019-01-16 | 19010369-03 | ND |
| 2019-01-16 | 19010368-03 | ND |
| 2019-01-16 | 19010371-03 | ND |
| 2019-01-16 | 19010367-03 | ND |
| 2019-01-16 | 19010370-03 | ND |