Permethrin
City of Bellaire
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 | 3 | 0 | ND |
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2019-10-24 | 35507637001SEA1 | ND |
2019-10-24 | 35507637002SEA1 | ND |
2019-10-24 | 35507637003SEA1 | ND |
2020-01-07 | 35522863001SEA2 | ND |
2020-01-07 | 35522863002SEA2 | ND |
2020-04-28 | 35546476001SEA3 | ND |
2020-04-28 | 35546476002SEA2 | ND |
2020-04-28 | 35546476003SEA3 | ND |
2020-07-14 | 35563237001SEA4 | ND |
2020-07-14 | 35563237002SEA4 | ND |