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EWG's Tap Water Database — 2021 UPDATE

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Alachlor (Lasso)

South Bethany

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

MORE ABOUT THIS CONTAMINANT

 

21

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND110ND
2015ND20ND
2016ND20ND
2017ND20ND
2018ND20ND
2019ND20ND

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
2014-03-06L4969344-1ND
2014-04-10L5011850-1ND
2014-05-07L5050456-1ND
2014-06-11L5105693-2ND
2014-06-30L4949121-1-525ND
2014-06-30L4949121-1 525ND
2014-07-08L5148536-1ND
2014-07-08L5148535-1ND
2014-09-18L5251488-2ND
2014-09-25L5242401-1 525ND
2014-12-01L5347927-1-525ND
2015-06-24L5530440-525ND
2015-06-24L5507381-1-525ND
2016-01-11L5711890-1 525ND
2016-01-20L6019358-1 525ND
2017-08-30L685483-525ND
2017-08-30L6844903-1 525ND
2018-09-268101077-01 525ND
2018-09-268101075-01 525ND
2019-08-269083228-01 525SND
2019-08-269083233-01 525SND