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EWG's Tap Water Database — 2021 UPDATE

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Alachlor (Lasso)

Lockport

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

MORE ABOUT THIS CONTAMINANT

 

27

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
2015ND100ND
2016N/A00N/A
2017N/A00N/A
2018ND150ND
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
2015-08-041508225-004BND
2015-08-041508225-007BND
2015-08-041508225-010BND
2015-08-041508225-013BND
2015-08-041508225-001BND
2015-11-101511802-001BND
2015-11-101511802-003BND
2015-11-101511802-005BND
2015-11-101511802-007BND
2015-11-101511802-009BND
2018-03-201803E24-001BND
2018-05-291805L07-001BND
2018-06-2818F1259-01_02ND
2018-10-011810073-001AND
2018-10-011810073-002AND
2018-10-011810073-003AND
2018-10-011810073-004AND
2018-10-021810225-001AND
2018-10-021810225-002AND
2018-10-151810B48-001BND
2018-10-151810B48-003BND
2018-10-151810B48-005BND
2018-10-161810C95-001BND
2018-10-161810C95-003BND
2018-10-171810D46-001BND
2019-02-051902317-001BND
2019-04-091904731-001BND