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EWG's Tap Water Database — 2021 UPDATE

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Dinoseb

City of Phoenix

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

 

117

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014ND240ND
2015ND50ND
2016ND30ND
2017ND460ND
2018ND290ND
2019ND100ND

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
2014-01-064010287-01SND
2014-01-08201401080633SND
2014-01-14201401140446SND
2014-01-15201401150538SND
2014-01-15201401170163SND
2014-01-16201401160569SND
2014-01-16201401170154SND
2014-01-21201401210420SND
2014-01-21201401210438SND
2014-02-18201402180230SND
2014-02-19201402190360SND
2014-02-26201402260763SND
2014-04-07201404080429SND
2014-07-01201407010325SND
2014-07-01201407010386SND
2014-07-02201407020641SND
2014-07-03201407091008SND
2014-07-08201407090998SND
2014-07-09201407090991SND
2014-07-15201407150421SND
2014-07-16201407160712SND
2014-07-22201407220313SND
2014-07-23201407230690SND
2014-07-23201407230697SND
2015-01-13201501130248SND
2015-02-0320150203030364SND
2015-07-07201507080205SND
2015-07-08201507090341SND
2015-10-06201510060433SND
2016-01-05201601060238SND
2016-07-05201607050433SND
2016-10-05201610060252SND
2017-01-04201701040662SND
2017-01-04201701050377SND
2017-01-04201701050397SND
2017-01-04201701050451SND
2017-01-04201701050476SND
2017-01-05201701050486SND
2017-01-10201701100451SND
2017-01-10201701100459SND
2017-01-11201701120604SND
2017-01-11201701120611SND
2017-01-17201701180215SND
2017-01-17201701180222SND
2017-01-18201701180238SND
2017-01-18201701180350SND
2017-01-25201701250389SND
2017-01-25201701250402SND
2017-02-01201702010375SND
2017-02-08201702080306SND
2017-02-22201702220344SND
2017-03-28201703280849SND
2017-04-20201704200311SND
2017-04-27201704270390SND
2017-04-27201704270401SND
2017-07-05201707050526SND
2017-07-11201707110863SND
2017-07-11201707110869SND
2017-07-12201707130578SND
2017-07-12201707130584SND
2017-07-13201707130591SND
2017-07-13201707130597SND
2017-07-13201707130601SND
2017-07-13201707130608SND
2017-07-13201707130644SND
2017-07-18201707190869SND
2017-07-19201707190852SND
2017-07-26201707280155SND
2017-07-27201707280165SND
2017-07-27201707280178SND
2017-08-01201708020901SND
2017-08-01201708020916SND
2017-08-02201708030620SND
2017-08-02201708030626SND
2017-08-03201708030641SND
2017-10-10201710100359SND
2017-10-12201710120505SND
2017-11-07201711090409SND
2018-01-03201801040410SND
2018-01-10201801110847SND
2018-04-03201804030478SND
2018-04-04201804040802SND
2018-04-04201804040809SND
2018-04-10201804100287SND
2018-04-12201804120898SND
2018-04-17201804180655SND
2018-04-19201804190477SND
2018-04-19201804190483SND
2018-04-26201804260506SND
2018-04-26201804260512SND
2018-05-09201805100698SND
2018-07-11201807120561SND
2018-07-18201807180600SND
2018-07-25201807250621SND
2018-07-26201807260413SND
2018-10-01201810010203SND
2018-10-02201810020709SND
2018-10-10201810100939SND
2018-10-10201810100945SND
2018-10-11201810110664SND
2018-10-16201810160507SND
2018-10-18201810190030SND
2018-10-24201810250275SND
2018-10-25201810250284SND
2018-10-30201810310414SND
2018-10-30201810310424SND
2018-11-29201811290361SND
2019-01-15201901160412SND
2019-01-16201901160415SND
2019-01-29201901290200SND
2019-04-16201904160463SND
2019-04-24201904240285SND
2019-07-16201907160563SND
2019-07-25201907250232SND
2019-10-15201910170320SND
2019-11-05201911051071SND
2019-11-15201911180363SND