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EWG's Tap Water Database — 2021 UPDATE

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Dinoseb

Hope Water Light Comm.

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

 

29

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND120ND
2015ND20ND
2016ND30ND
2017ND60ND
2018ND30ND
2019ND30ND

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
2014-03-1114072009802ND
2014-03-1114072010202ND
2014-03-1114072010102ND
2014-03-1114072010002ND
2014-03-1114072009902ND
2014-03-1114072010302ND
2014-05-2114142009702ND
2014-05-2114142009401ND
2014-05-2114142008801ND
2014-05-2114142009802ND
2014-05-2114142009501ND
2014-05-2114142009601ND
2015-03-0215065000502ND
2015-05-1915141011301ND
2016-01-2616028001302ND
2016-02-0916042000702ND
2016-04-0416098011702ND
2017-01-0417005004902ND
2017-01-0417005005402ND
2017-01-0417005005002ND
2017-01-0417005005302ND
2017-01-0417005005202ND
2017-01-0417005005102ND
2018-02-2018053003202ND
2018-04-0418095008601ND
2018-07-0318186006302ND
2019-02-0619038004102ND
2019-06-1819171002201ND
2019-09-1019255001101ND