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EWG's Tap Water Database — 2019 UPDATE

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Alachlor (Lasso)

Epcor Water - Sun City

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

 

43

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND190ND
2013ND20ND
2014ND10ND
2015ND170ND
2016ND30ND
2017ND10ND

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
2012-02-132020901-01ND
2012-02-132020899-01SND
2012-02-202021448-02SND
2012-02-202021448-01ND
2012-02-202021443-03SND
2012-02-202021443-02SND
2012-02-202021443-01SND
2012-03-212031576-02ND
2012-03-212031576-01ND
2012-07-202071684-02SND
2012-07-202071684-01SND
2012-07-202071684-03SND
2012-07-232071775-03SND
2012-07-232071775-02SND
2012-07-232071775-01ND
2012-07-242071898-03SND
2012-07-242071898-02SND
2012-07-242071898-01SND
2012-10-092100824-01ND
2013-01-153011152-01SND
2013-04-163041321-01ND
2014-02-044020229-01ND
2015-01-155011290-01SND
2015-01-155011289-01ND
2015-01-225011809-01SND
2015-02-055020637-01SND
2015-02-055020636-01SND
2015-03-055030501-01SND
2015-06-025060272-01SND
2015-06-115061157-01ND
2015-06-125061246-01ND
2015-07-215071938-01SND
2015-07-215071937-01ND
2015-07-295072657-01ND
2015-08-075080692-01ND
2015-08-075080691-01ND
2015-08-125081113-01ND
2015-10-095101233-01TND
2015-10-095101232-01ND
2016-03-176031596-01ND
2016-05-09550-63235-1ND
2016-06-086060732-01ND
2017-02-087020793-01ND