Know Your Environment. Protect Your Health.

Alachlor (Lasso)

Moscow Water Department

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

 

15

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND40ND
2019ND60ND
2020N/A00N/A
2021ND30ND
2022ND20ND
2023N/A00N/A

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

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
2018-08-30S180831013-001ND
2018-08-30S180831013-001AND
2018-09-13S180914037-001ND
2018-09-13S180914037-002ND
2019-04-03S190403049-001ND
2019-04-03S190403049-002ND
2019-04-03S19190403049-003ND
2019-08-07S190807089-003ND
2019-08-07S190807089-004ND
2019-08-07S190807089-005ND
2021-06-22SMBF0665-01ND
2021-08-05SMBH0243-01ND
2021-10-26SMBJ0820-01ND
2022-01-13SMCA0309-01ND
2022-07-11SMCG0226-041ND