Know Your Environment. Protect Your Health.

Permethrin

City of Pullman Water Department

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.

 

10

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
2019ND50ND
2020ND50ND
2021N/A00N/A
2022N/A00N/A
2023N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2019-09-2735501450002SEA1ND
2019-09-2735501450003SEA1ND
2019-09-2735501450004SEA1ND
2019-09-2735501450005SEA1ND
2019-09-3035501450001SEA1ND
2020-04-2335545699001SEA2ND
2020-04-2335545699002SEA2ND
2020-04-2335545699003SEA2ND
2020-04-2335545699004SEA2ND
2020-04-2335545699005SEA2ND