Permethrin
Connecticut Water Company - Northern Region-Western System
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.
14
Samples
0
Samples exceeding legal limit (MCL)
0
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 | 11 | 0 | ND |
| 2020 | ND | 3 | 0 | ND |
| 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
| Date | Lab ID | Result |
|---|---|---|
| 2019-05-15 | 200532407A | ND |
| 2019-05-15 | 200532408A | ND |
| 2019-05-15 | 200532409A | ND |
| 2019-05-23 | 200533459A | ND |
| 2019-08-12 | 200544380A | ND |
| 2019-09-05 | 200547741A | ND |
| 2019-09-05 | 200547742A | ND |
| 2019-11-06 | 200555609A | ND |
| 2019-11-06 | 200555610A | ND |
| 2019-11-08 | 200557681A | ND |
| 2019-11-12 | 200556096A | ND |
| 2020-02-05 | 200565041A | ND |
| 2020-06-16 | 200579556A | ND |
| 2020-06-16 | 200579577A | ND |