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EWG's Tap Water Database — 2021 UPDATE

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Dinoseb

Langston Estates S/d

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

 

10

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014N/A00N/A
2015N/A00N/A
2016ND40ND
2017ND30ND
2018ND10ND
2019ND20ND

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
2016-04-14CZ03320-01ND
2016-04-14CZ03320-02ND
2016-07-14CZ08407-01ND
2016-10-07CZ13815-01ND
2017-01-11CZ18841-01ND
2017-04-10CA02989-01ND
2017-07-13CA07773-01ND
2018-04-04CB03408-01 ND
2019-04-09CC04219-02 ND
2019-04-11CC05957-01 ND