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EWG's Tap Water Database — 2019 UPDATE

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Alachlor (Lasso)

City of San Benito

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

 

14

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND50ND
2013ND40ND
2014ND20ND
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
2012-01-111201250003ND
2012-04-101204235004ND
2012-04-101204235003ND
2012-07-181207811001ND
2012-12-05AC06244ND
2013-01-16AC08039ND
2013-04-02AC15556ND
2013-04-02AC15554ND
2013-07-09AC24179ND
2014-03-05AC45755ND
2014-06-03AC55828ND
2015-03-18AC85138ND
2016-03-08AD27719ND
2017-03-15AD75281ND