Permethrin
Fox Chapel Authority
NOTE: Fox Chapel Authority purchases water from Pittsburgh Water & Sewer Authority which is required to test for permethrin. Sample information shown below was taken by Pittsburgh Water & Sewer Authority.
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.
Samples
Samples exceeding legal limit (MCL)
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2018 | N/A | 0 | 0 | N/A |
| 2019 | ND | 8 | 0 | ND |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | N/A | 0 | 0 | N/A |
| 2023 | N/A | 0 | 0 | N/A |
ppb = parts per billion
All test results
NOTE: Fox Chapel Authority purchases water from Pittsburgh Water & Sewer Authority which is required to test for permethrin. Sample information shown below was taken by Pittsburgh Water & Sewer Authority.
| Date | Lab ID | Result |
|---|---|---|
| 2019-01-10 | 7076341015SEA1 | ND |
| 2019-04-10 | 7085487014SEA2 | ND |
| 2019-07-17 | 9074127-01B | ND |
| 2019-10-09 | 70108223001SEA4 | ND |