Permethrin

Kalamazoo

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.

MORE ABOUT THIS CONTAMINANT

Samples

Samples exceeding legal limit (MCL)

Samples exceeding
health guidelines

Testing results - average by year

Year	Average result	Samples taken	Range of results
2013	N/A	0	N/A
2014	N/A	0	N/A
2015	N/A	0	N/A
2016	N/A	0	N/A
2017	N/A	0	N/A
2018	ND	32	ND
2019	N/A	0	N/A

ppb = parts per billion

All test results

Date	Lab ID	Result
2018-05-08	3930437	ND
2018-05-08	3930485	ND
2018-05-08	3930443	ND
2018-05-08	3930479	ND
2018-05-08	3930449	ND
2018-05-08	3930473	ND
2018-05-08	3930455	ND
2018-05-08	3930491	ND
2018-05-08	3930461	ND
2018-05-08	3930467	ND
2018-05-09	3932164	ND
2018-05-09	3932158	ND
2018-05-09	3932152	ND
2018-05-09	3932146	ND
2018-05-09	3932140	ND
2018-05-09	3932170	ND
2018-11-13	4119903	ND
2018-11-13	4119897	ND
2018-11-13	4119909	ND
2018-11-13	4119981	ND
2018-11-13	4119963	ND
2018-11-13	4119952	ND
2018-11-13	4119975	ND
2018-11-13	4119946	ND
2018-11-13	4119969	ND
2018-11-13	4120016	ND
2018-11-13	4120022	ND
2018-11-19	4127079	ND
2018-11-19	4127085	ND
2018-11-19	4127021	ND
2018-11-19	4127015	ND
2018-11-19	4127073	ND