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EWG's Tap Water Database — 2021 UPDATE

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Alachlor (Lasso)

Gettysburg Municipal Authority

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

MORE ABOUT THIS CONTAMINANT

 

30

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND140ND
2015N/A00N/A
2016N/A00N/A
2017ND160ND
2018N/A00N/A
2019N/A00N/A

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
2014-02-1814022664-003ND
2014-05-051416572ND
2014-05-051416572ND
2014-05-051416572ND
2014-05-061416572ND
2014-05-061416572ND
2014-05-061416572ND
2014-05-141417284ND
2014-07-141426693ND
2014-07-141426693ND
2014-07-141426693ND
2014-07-141426693ND
2014-07-151426693ND
2014-07-151426693ND
2017-04-1016043171ND
2017-04-1016043135ND
2017-04-1116043207ND
2017-04-1116043243ND
2017-04-2516043285ND
2017-05-0216204812ND
2017-05-0216204848ND
2017-08-1416676913ND
2017-08-1416676877ND
2017-08-1516676985ND
2017-08-1516676949ND
2017-08-2816832445ND
2017-08-2916832410ND
2017-09-0516832501ND
2017-09-2516832558ND
2017-09-2516832571ND