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EWG's Tap Water Database — 2021 UPDATE

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Dinoseb

Mostyn Manor

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

 

7

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND10ND
2015ND10ND
2016N/A00N/A
2017N/A00N/A
2018ND40ND
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
2014-08-21AC64943ND
2015-04-22AC89297ND
2018-03-06AE17083ND
2018-05-03AE25147ND
2018-09-11AE39665ND
2018-10-31AE45106ND
2019-02-20AE55121ND