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EWG's Tap Water Database — 2021 UPDATE

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Dinoseb

Franklin County Water System

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

 

8

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014N/A00N/A
2015N/A00N/A
2016ND50ND
2017ND30ND
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
2016-01-12AJ04200ND
2016-04-19AJ10575ND
2016-07-20AJ18888ND
2016-10-17AJ31743ND
2016-10-17AJ31746ND
2017-01-25AJ43459ND
2017-06-12AJ57697ND
2017-07-26AJ61845ND