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EWG's Tap Water Database — 2021 UPDATE

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Permethrin

Klamath Falls 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.

 

14

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014N/A00N/A
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019ND70ND

ppb = parts per billion

All test results

Date Lab ID Result
2019-12-03V9K0400-01ND
2019-12-03V9K0400-02ND
2019-12-03V9K0400-03ND
2019-12-03V9K0400-04ND
2019-12-03V9K0400-05ND
2019-12-03V9K0400-06ND
2019-12-03V9K0400-07ND
2020-05-12VDD0433-01ND
2020-05-12VDD0433-02ND
2020-05-12VDD0433-03ND
2020-05-12VDD0433-04ND
2020-05-12VDD0433-05ND
2020-05-12VDD0433-06ND
2020-05-12VDD0433-07ND