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EWG's Tap Water Database — 2021 UPDATE

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Alachlor (Lasso)

South Elgin

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

 

16

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014ND80ND
2015ND20ND
2016N/A00N/A
2017ND40ND
2018ND20ND
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
2014-01-214012952-02ND
2014-01-214012952-03ND
2014-01-214012952-04ND
2014-01-214012952-06ND
2014-04-084041938-01ND
2014-04-084041938-02ND
2014-04-084041938-03ND
2014-04-084041949-01RE1ND
2015-05-125052232-02ND
2015-09-085091704-07ND
2017-02-147022694-01ND
2017-04-187043245-01ND
2017-04-187043245-02ND
2017-06-137062957-01ND
2018-05-158053403-02ND
2018-09-188093852-07ND