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EWG's Tap Water Database — 2021 UPDATE

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Permethrin

Charlotte Water

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.

 

20

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014N/A00N/A
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018ND170ND
2019ND30ND

ppb = parts per billion

All test results

Date Lab ID Result
2018-02-073867337ND
2018-02-073867353ND
2018-02-073867345ND
2018-02-073867349ND
2018-02-073867341ND
2018-05-023926822ND
2018-05-023926797ND
2018-05-023926843ND
2018-05-023926836ND
2018-05-023926811ND
2018-08-014008362ND
2018-08-014008095ND
2018-08-014008062ND
2018-08-014008277ND
2018-08-014007948ND
2018-11-074114702ND
2018-11-074114587ND
2019-01-084168061ND
2019-01-234181690ND
2019-01-234181689ND