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EWG's Tap Water Database — 2021 UPDATE

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Alachlor (Lasso)

Belforest Water System

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

 

18

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND10ND
2015N/A00N/A
2016ND40ND
2017ND30ND
2018ND50ND
2019ND50ND

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
2014-01-16AA88286ND
2016-01-14AB09756ND
2016-01-14AB09755ND
2016-07-12AB13420ND
2016-07-12AB13421ND
2017-01-12AB17261ND
2017-04-11AB18600ND
2017-10-12AB23661ND
2018-01-11AB25034ND
2018-03-29AB26111ND
2018-03-29AB26112ND
2018-06-14AB27745ND
2018-06-14AB27746ND
2019-01-15AB32578ND
2019-01-15AB32576ND
2019-01-15AB32577ND
2019-06-14AB35894ND
2019-06-14AB35893ND