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EWG's Tap Water Database — 2021 UPDATE

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Dinoseb

Red Rock Water Llc

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
2014ND30ND
2015ND10ND
2016ND10ND
2017ND10ND
2018ND10ND
2019N/A00N/A

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
2014-02-19S140219025-001ND
2014-08-27S140828006-002ND
2014-12-18S141218040-001ND
2015-03-25S150325039-001ND
2016-12-29S161229047-001ND
2017-12-29S180102026-001ND
2018-12-31S181231008-001ND