Know Your Environment. Protect Your Health.

Permethrin

Whitworth Water District 2

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

 
YearAverage resultSamples takenDetectionsRange of results
2018ND70ND
2019ND70ND
2020N/A00N/A
2021N/A00N/A
2022N/A00N/A
2023N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2018-10-1518-40220-81678ND
2018-10-1518-40220-81681ND
2018-10-1518-40220-81682ND
2018-10-1518-40220-81683ND
2018-10-1518-40220-81684ND
2018-11-0618-40220-81679ND
2018-11-0618-40220-81680ND
2019-04-1519-13785-27981ND
2019-04-1519-13785-27982ND
2019-04-1519-13785-27983ND
2019-04-1519-13785-27984ND
2019-04-1519-13785-27985ND
2019-04-1519-13785-27986ND
2019-04-1519-13785-27987ND