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EWG's Tap Water Database — 2019 UPDATE

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Alachlor (Lasso)

City of Wichita Falls

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

 

15

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND40ND
2013ND20ND
2014ND30ND
2015ND40ND
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
2012-03-271203944002ND
2012-05-161205609003ND
2012-05-161205609004ND
2012-09-121209458001ND
2013-03-261303A43005ND
2013-03-261303A43006ND
2014-05-13Q1415816001ND
2014-08-14Q1436796020ND
2014-11-12AC71871ND
2015-02-09Q1505019004ND
2015-02-09Q1505019003ND
2015-05-11Q1517193001ND
2015-09-22Q1537019001ND
2016-02-01Q1604190001ND
2017-08-07Q1733093006ND