Permethrin
City of Petaluma
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.
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 | N/A | 0 | 0 | N/A |
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2018-05-09 | A8D2019-01 | ND |
2018-05-09 | A8D2019-02 | ND |
2018-05-09 | A8D2019-03 | ND |
2018-05-09 | A8D2019-04 | ND |
2018-05-09 | A8D2019-05 | ND |
2018-05-09 | A8D2019-06 | ND |
2018-05-09 | A8D2019-07 | ND |
2018-11-14 | A8J0750-01 | ND |
2018-11-14 | A8J0750-02 | ND |
2018-11-14 | A8J0750-03 | ND |
2018-11-14 | A8J0750-04 | ND |
2018-11-14 | A8J0750-05 | ND |
2018-11-14 | A8J0750-06 | ND |
2018-11-14 | A8J0750-07 | ND |