Permethrin
San Dieguito WD
NOTE: San Dieguito WD purchases water from Santa Fe ID which is required to test for permethrin. Sample information shown below was taken by Santa Fe ID.
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 | N/A | 0 | 0 | N/A |
2019 | ND | 2 | 0 | ND |
ppb = parts per billion
All test results
NOTE: San Dieguito WD purchases water from Santa Fe ID which is required to test for permethrin. Sample information shown below was taken by Santa Fe ID.
Date | Lab ID | Result |
---|---|---|
2019-12-12 | 201910270003 | ND |
2020-01-20 | 202001210025 | ND |
2020-03-11 | 202003120192 | ND |
2020-06-11 | 202004260001 | ND |