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EWG's Tap Water Database — 2021 UPDATE

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Dinoseb

Mercy Water Supply Corporation

Dinoseb is a herbicide that causes birth defects and reproductive difficulties. It has been banned in the U.S. since 1986.

 

12

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND30ND
2015N/A00N/A
2016ND50ND
2017ND30ND
2018N/A00N/A
2019ND10ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EPA Maximum Contaminant
Level (MCL) 7 ppb

The legal limit for dinoseb, established in 1992, was based on toxicity studies conducted in laboratory animals in the 1970s and 1980s.

ppb = parts per billion

All test results

Date Lab ID Result
2014-03-12AC46814ND
2014-03-12AC46813ND
2014-03-12AC46812ND
2016-01-14AD18348ND
2016-01-14AD18343ND
2016-04-04AD31709ND
2016-07-29AD46492ND
2016-11-07AD56900ND
2017-07-26AD90915ND
2017-10-09AD99886ND
2017-10-09AD99887ND
2019-03-28AE60525ND