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EWG's Tap Water Database — 2019 UPDATE

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Dinoseb

Philadelphia Water Department

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

 

21

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND30ND
2013N/A00N/A
2014ND60ND
2015ND30ND
2016ND30ND
2017ND60ND

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
2012-04-026604134ND
2012-04-026604132ND
2012-04-026604133ND
2014-04-077422122ND
2014-04-077422120ND
2014-04-077422118ND
2014-08-197572176ND
2014-08-197572174ND
2014-08-197572178ND
2015-06-1012888340ND
2015-06-1012888316ND
2015-06-1012888364ND
2016-06-0314411770ND
2016-06-0314411745ND
2016-06-0314411720ND
2017-05-1616100999ND
2017-05-1616100974ND
2017-05-1616100949ND
2017-07-2416420637ND
2017-07-2416420612ND
2017-07-2416420587ND