Permethrin
City of Fullerton
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.
21
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 | 14 | 0 | ND |
| 2019 | ND | 7 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2018-05-08 | 18050200-02-0010 | ND |
| 2018-05-08 | 18050201-02-0010 | ND |
| 2018-06-26 | 201807030710C | ND |
| 2018-06-26 | 201807030710S | ND |
| 2018-10-02 | 201810030475 | ND |
| 2018-10-02 | 201810030473 | ND |
| 2018-10-02 | 201810030472 | ND |
| 2018-10-02 | 201810030469 | ND |
| 2018-10-02 | 201810030474 | ND |
| 2018-10-02 | 201810030470 | ND |
| 2018-10-02 | 201810030471 | ND |
| 2018-10-24 | 201810240294C | ND |
| 2018-10-24 | 201810240295A | ND |
| 2018-12-12 | 201812120363C | ND |
| 2019-04-08 | 19040267-03 | ND |
| 2019-04-08 | 19040264-03 | ND |
| 2019-04-08 | 19040270-03 | ND |
| 2019-04-08 | 19040265-03 | ND |
| 2019-04-08 | 19040266-03 | ND |
| 2019-04-08 | 19040268-03 | ND |
| 2019-04-08 | 19040269-03 | ND |