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EWG's Tap Water Database — 2021 UPDATE

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Alachlor (Lasso)

Tuttle

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

 

12

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014N/A00N/A
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018ND60ND
2019ND60ND

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
2018-09-19AI19124-01RE1ND
2018-09-19AI19124-02ND
2018-09-19AI19124-03ND
2018-10-10AJ10083-01ND
2018-10-10AJ10083-02ND
2018-10-10AJ10083-03ND
2019-01-15BA15053-01ND
2019-01-15BA15053-02ND
2019-01-15BA15053-03ND
2019-04-08BD09046-02ND
2019-04-09BD09046-01ND
2019-04-09BD09046-03ND