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EWG's Tap Water Database — 2019 UPDATE

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Alachlor (Lasso)

City of Scottsdale

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

 

55

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
2013N/A00N/A
2014ND290ND
2015ND50ND
2016ND20ND
2017ND190ND

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
2014-02-124021496-01ND
2014-02-26AB46248ND
2014-02-26AB46247ND
2014-02-26AB46246ND
2014-02-26AB46245ND
2014-02-264022124-04ND
2014-02-264022124-03ND
2014-03-134031189-01SND
2014-03-174031528-01ND
2014-03-184031529-01SND
2014-03-194031630-01ND
2014-03-20AB46813ND
2014-03-20AB46812ND
2014-04-024040226-02ND
2014-04-024040226-01ND
2014-06-034060399-01ND
2014-08-054080531-01ND
2014-08-054080529-01ND
2014-08-054080527-01ND
2014-08-074080785-03ND
2014-08-074080785-02ND
2014-08-074080785-01ND
2014-08-144081396-01ND
2014-08-214081971-01ND
2014-08-264082445-01ND
2014-08-274082450-01ND
2014-11-10201411100040SND
2014-12-044120615-01ND
2014-12-114121190-01ND
2015-01-135011106-02ND
2015-01-265012122-01ND
2015-02-045020551-01ND
2015-06-15201506150242SND
2015-07-28201507290355SND
2016-02-186022242-01ND
2016-02-226022243-01ND
2017-01-23201701230480SND
2017-01-31201701310419SND
2017-03-13201703130443SND
2017-04-11201704121085SND
2017-04-18201704180733SND
2017-05-03201705030393SND
2017-05-03201705030386SND
2017-05-11201705110565SND
2017-05-25201705250273SND
2017-08-09201708090677SND
2017-10-02201710020518SND
2017-10-10201710100211SND
2017-10-10201710100207SND
2017-10-23201710230327SND
2017-10-31201711010965SND
2017-11-01201711010961SND
2017-11-01201711010957SND
2017-11-01201711010950SND
2017-11-09201711090343SND