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EWG's Tap Water Database — 2021 UPDATE

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Dinoseb

Doylestown Borough Water Department

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

MORE ABOUT THIS CONTAMINANT

 

24

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND150ND
2015N/A00N/A
2016N/A00N/A
2017ND90ND
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
2014-02-25L4943098-1ND
2014-02-25L4943098-5ND
2014-02-25L4943098-2ND
2014-02-25L4943098-3ND
2014-02-25L4943098-4ND
2014-04-29L4980180-1ND
2014-04-29L4980180-2ND
2014-04-29L4980180-5ND
2014-04-29L4980180-3ND
2014-04-29L4980180-4ND
2014-08-26L5114559-5ND
2014-08-26L5114559-1ND
2014-08-26L5114559-4ND
2014-08-26L5114559-3ND
2014-08-26L5114559-2ND
2017-01-1615782464ND
2017-01-1615503191ND
2017-01-1615782533ND
2017-01-1615503259ND
2017-01-1615782429ND
2017-01-1615503156ND
2017-01-1615782498ND
2017-01-1615503225ND
2017-01-1816399717ND