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EWG's Tap Water Database — 2021 UPDATE

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Dinoseb

Suez Water Delaware

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

 

16

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND140ND
2015N/A00N/A
2016N/A00N/A
2017ND20ND
2018N/A00N/A
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
2014-03-3135133474002ND
2014-03-3135133474003ND
2014-03-3135133474004ND
2014-03-3135133474006ND
2014-06-3035144528004ND
2014-06-3035144528005ND
2014-06-3035144528006ND
2014-09-2935157330002ND
2014-09-2935157330003ND
2014-09-2935157330005ND
2014-09-29S590934ND
2014-12-2235169250007ND
2014-12-2235169250008ND
2014-12-2235169250009ND
2017-09-282265885002ND
2017-12-282285911006ND