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EWG's Tap Water Database — 2021 UPDATE

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Alachlor (Lasso)

City of Martinsburg

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

 

8

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
2016ND40ND
2017N/A00N/A
2018N/A00N/A
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
2016-02-0916020864-001AND
2016-02-2216021581-001AND
2016-04-12361480ND
2016-06-13365568ND
2019-01-15680-163294-1ND
2019-01-22680-163556-1ND
2019-04-10680-167497-1ND
2019-04-30680-168463-1ND