Know Your Environment. Protect Your Health.

Permethrin

Silverdale Water District 16

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.

 

15

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
2019ND40ND
2020ND110ND
2021N/A00N/A
2022N/A00N/A
2023N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2019-09-19201909200158ND
2019-09-19201909200149ND
2019-09-25201909260222ND
2019-09-25201909260192ND
2020-02-19202002200074ND
2020-02-19202002200085ND
2020-02-19202002200102ND
2020-02-19202002200098ND
2020-08-12202008130299ND
2020-08-12202008130298ND
2020-08-12202008130186ND
2020-08-12202008130188ND
2020-08-12202008130180ND
2020-08-12202008130296ND
2020-08-12202008130122ND