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EWG's Tap Water Database — 2019 UPDATE

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Dinoseb

City of Hewitt

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

 

6

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012N/A00N/A
2013N/A00N/A
2014ND30ND
2015N/A00N/A
2016N/A00N/A
2017ND30ND

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
2014-01-14AC38673ND
2014-01-14AC38672ND
2014-01-14AC38674ND
2017-04-03AD78135ND
2017-10-09AD99890ND
2017-10-31AE03259ND