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EWG's Tap Water Database — 2021 UPDATE

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Dinoseb

Lutcher Waterworks

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

 

20

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND20ND
2015ND40ND
2016ND40ND
2017ND40ND
2018ND20ND
2019ND40ND

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
2014-02-17AD89144ND
2014-02-17AD89144ND
2015-06-0835192498005ND
2015-06-0835192498005ND
2015-09-2935209762003ND
2015-09-2935209762003ND
2016-03-1635234654002ND
2016-03-1635234654002ND
2016-09-2035266509002ND
2016-09-2035266509002ND
2017-01-1835289822004ND
2017-01-1835289822004ND
2017-10-2435344091004ND
2017-10-2435344091004ND
2018-08-2335413208001ND
2018-08-2335413208001ND
2019-02-1235447884001ND
2019-02-1235447884001ND
2019-08-2135492540001ND
2019-08-2135492540001ND