Know Your Environment. Protect Your Health.

Permethrin

City of Olympia

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

 
YearAverage resultSamples takenDetectionsRange of results
2018N/A00N/A
2019ND120ND
2020N/A00N/A
2021N/A00N/A
2022N/A00N/A
2023N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2019-04-1619-13622-27606ND
2019-04-1619-13622-27608ND
2019-04-1619-13622-27610ND
2019-04-1619-13622-27612ND
2019-04-1619-13622-27614ND
2019-04-1619-13622-27616ND
2019-12-0419-46399-89801ND
2019-12-0419-46399-89802ND
2019-12-0419-46399-89803ND
2019-12-0419-46399-89804ND
2019-12-0419-46399-89805ND
2019-12-0419-46399-89806ND