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EWG's Tap Water Database — 2019 UPDATE

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Alachlor (Lasso)

City of Phoenix

Alachlor is a widely used agricultural herbicide. It causes cancer in laboratory animals and may be carcinogenic to people.

 

83

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND40ND
2013ND80ND
2014ND220ND
2015ND30ND
2016ND20ND
2017ND440ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EPA Maximum Contaminant
Level (MCL) 2 ppb

The legal limit for alachlor, established in 1991, was based on toxicity studies in laboratory animals conducted in the 1980s.

ppb = parts per billion

All test results

Date Lab ID Result
2012-01-0320120103015SND
2012-01-10201201110315SND
2012-01-25201201250413SND
2012-11-07201211070496SND
2013-02-15201302150476SND
2013-02-15201302150469SND
2013-04-16201304160135SND
2013-04-16201304160125SND
2013-07-17201307170558SND
2013-07-23201307230516SND
2013-10-21201310210141SND
2013-10-24201310240748SND
2014-01-08201401080632SND
2014-01-15201401170162SND
2014-01-15201401150537SND
2014-01-16201401170153SND
2014-01-16201401160568SND
2014-01-21201401210437SND
2014-01-21201401210419SND
2014-02-122873245ND
2014-02-18201402180229SND
2014-02-19201402190362SND
2014-02-26201402260762SND
2014-04-07201404080428SND
2014-07-01201407010385SND
2014-07-01201407010326SND
2014-07-02201407020640SND
2014-07-08201407090997SND
2014-07-09201407090990SND
2014-07-15201407150420SND
2014-07-16201407160711SND
2014-07-22201407220312SND
2014-07-23201407230696SND
2014-07-23201407230689SND
2015-02-03201502030363SND
2015-07-08201507090340SND
2015-10-06201510060432SND
2016-01-05201601060237SND
2016-07-05201607050432SND
2017-01-04201701050396SND
2017-01-04201701050475SND
2017-01-04201701050450SND
2017-01-04201701050376SND
2017-01-04201701040662SND
2017-01-05201701050485SND
2017-01-10201701100458SND
2017-01-10201701100450SND
2017-01-11201701120610SND
2017-01-11201701120603SND
2017-01-17201701180221SND
2017-01-17201701180214SND
2017-01-18201701180349SND
2017-01-18201701180237SND
2017-01-25201701250401SND
2017-01-25201701250388SND
2017-02-01201702010374SND
2017-02-08201702080305SND
2017-02-22201702220343SND
2017-03-28201703280848SND
2017-04-27201704270400SND
2017-04-27201704270389SND
2017-07-05201707050526SND
2017-07-11201707110868SND
2017-07-11201707110862SND
2017-07-12201707130583SND
2017-07-12201707130577SND
2017-07-13201707130643SND
2017-07-13201707130607SND
2017-07-13201707130600SND
2017-07-13201707130596SND
2017-07-13201707130590SND
2017-07-18201707190868SND
2017-07-19201707190851SND
2017-07-26201707280154SND
2017-07-27201707280177SND
2017-07-27201707280164SND
2017-08-01201708020915SND
2017-08-01201708020900SND
2017-08-02201708030625SND
2017-08-02201708030619SND
2017-08-03201708030640SND
2017-10-10201710100358SND
2017-10-12201710120504SND