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EWG's Tap Water Database — 2021 UPDATE

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Dinoseb

Cottonwood Municipal Water Vv6

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
2014N/A00N/A
2015N/A00N/A
2016ND120ND
2017N/A00N/A
2018N/A00N/A
2019ND120ND

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
2016-03-07201603090146SCND
2016-03-07201603090146SBND
2016-03-07201603090146SAND
2016-03-07201603090144SCND
2016-03-07201603090144SBND
2016-03-07201603090144SAND
2016-08-23201608240125SAND
2016-08-23201608240127SCND
2016-08-23201608240127SBND
2016-08-23201608240127SAND
2016-08-23201608240125SCND
2016-08-23201608240125SBND
2019-02-19201902200086SCND
2019-02-19201902200086SBND
2019-02-19201902200086SAND
2019-02-19201902200082SCND
2019-02-19201902200082SBND
2019-02-19201902200082SAND
2019-05-07201905080040SAND
2019-05-07201905080044SCND
2019-05-07201905080044SBND
2019-05-07201905080044SAND
2019-05-07201905080040SCND
2019-05-07201905080040SBND