Permethrin
City of Rosenberg
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 | ND | 5 | 0 | ND |
2019 | ND | 5 | 0 | ND |
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2018-09-12 | Q1836253001 | ND |
2018-09-12 | Q1836253002 | ND |
2018-09-12 | Q1836253003 | ND |
2018-09-12 | Q1836253004 | ND |
2018-09-12 | Q1836253005 | ND |
2019-03-18 | Q1911182001 | ND |
2019-03-18 | Q1911182002 | ND |
2019-03-18 | Q1911182003 | ND |
2019-03-18 | Q1911182004 | ND |
2019-03-18 | Q1911182005 | ND |