Permethrin
Lafourche Water District 1
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.
12
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 |
|---|---|---|---|---|
| 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 | 12 | 0 | ND |
| 2019 | N/A | 0 | 0 | N/A |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2018-01-24 | 3859599 | ND |
| 2018-01-24 | 3859617 | ND |
| 2018-01-24 | 3859631 | ND |
| 2018-04-17 | 3915781 | ND |
| 2018-04-17 | 3915793 | ND |
| 2018-05-21 | 3941896 | ND |
| 2018-07-17 | 3993663 | ND |
| 2018-07-17 | 3993358 | ND |
| 2018-07-17 | 3994308 | ND |
| 2018-10-16 | 4093412 | ND |
| 2018-10-16 | 4092927 | ND |
| 2018-10-16 | 4093248 | ND |