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EWG's Tap Water Database — 2019 UPDATE

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Alachlor (Lasso)

City of Parsons

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

 

11

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND10ND
2013ND30ND
2014ND40ND
2015ND10ND
2016ND10ND
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
2012-06-11580033PFND
2013-06-17597424PFND
2013-09-02602509ZFND
2013-11-04605319ZFND
2014-02-1160840ND
2014-05-05109846ND
2014-06-15132397ND
2014-08-04166855ND
2015-06-15349777ND
2016-06-12562483ND
2017-06-12777931ND