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EWG's Tap Water Database — 2021 UPDATE

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Alachlor (Lasso)

Erie County Water Authority (ECWA)

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

 

10

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND20ND
2015ND20ND
2016ND20ND
2017N/A00N/A
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
2014-03-10472423ND
2014-03-10472423_1ND
2015-07-221507H78-001ND
2015-07-221507H78-002ND
2016-09-281609R09-002ND
2016-09-281609R09-001ND
2018-02-147043067001ND
2018-02-147043067002ND
2019-11-25480-163256-1ND
2019-11-25480-163256-2ND