Permethrin
Alameda County 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.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
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 | 14 | 0 | ND |
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2019-02-12 | 201902130265 | ND |
2019-02-12 | 201902130266 | ND |
2019-02-12 | 201902130267 | ND |
2019-04-09 | 201904100200 | ND |
2019-05-07 | 201905080447 | ND |
2019-05-07 | 201905080448 | ND |
2019-05-07 | 201905080449 | ND |
2019-08-13 | 201908140574 | ND |
2019-08-13 | 201908140575 | ND |
2019-08-13 | 201908140576 | ND |
2019-10-08 | 201910090540 | ND |
2019-11-19 | 201911200214 | ND |
2019-11-19 | 201911200215 | ND |
2019-11-19 | 201911200216 | ND |