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EWG's Tap Water Database — 2019 UPDATE

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Dinoseb

Connecticut Water Company - Shoreline Region-chester System

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

 

7

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012N/A00N/A
2013ND40ND
2014N/A00N/A
2015N/A00N/A
2016ND30ND
2017N/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
2013-01-17130117CWCCSOC5ND
2013-04-11130412CWCASOC5ND
2013-06-20130621CWCSOC5ND
2013-07-16130716CWCFSOC5ND
2016-05-04BN25257SOC5ND
2016-07-12BN71472SOC5ND
2016-07-19BN75759SOC5ND