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EWG's Tap Water Database — 2021 UPDATE

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Metribuzin

Rison Waterworks

Metribuzin is a herbicide used on food crops, and on lawns or turf grass. In high doses, it affects the brain and nervous system, and exposures may also affect the thyroid and liver.

 

12

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND40ND
2015N/A00N/A
2016N/A00N/A
2017ND60ND
2018ND20ND
2019N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2014-02-0514037002906ND
2014-02-0514037002806ND
2014-05-0514128006606ND
2014-05-0514128006506ND
2017-01-1617018000406ND
2017-01-1617018000306ND
2017-06-0717158001806ND
2017-06-0717158001906ND
2017-10-0417278011301ND
2017-10-0417278011401ND
2018-03-2118081001501ND
2018-03-2118081001601ND