Know Your Environment. Protect Your Health.

Alachlor (Lasso)

City of Pendleton

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
2018N/A00N/A
2019N/A00N/A
2020ND70ND
2021N/A00N/A
2022ND20ND
2023ND30ND

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
2020-08-052050687-SND
2020-08-052050686-SND
2020-08-052050689-SND
2020-08-052050688-SND
2020-10-072067980-SND
2020-10-072067981-SND
2020-10-072067982-SND
2022-08-2422-55260-SND
2022-10-0322-64017-SND
2023-08-0123-45527-SND
2023-08-0123-45531-SND
2023-09-1223-55383-SND