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EWG's Tap Water Database — 2021 UPDATE

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Alachlor (Lasso)

Clearbrooke Estates Pump District

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

 

11

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
2016N/A00N/A
2017ND30ND
2018ND30ND
2019ND40ND

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
2014-04-2235135575005ND
2017-04-202224520003ND
2017-09-262265847001ND
2017-11-142277506001ND
2018-01-232291329001ND
2018-04-042307423001ND
2018-10-034079413ND
2019-01-224180616ND
2019-03-084221691ND
2019-04-244271516ND
2019-08-204395306ND