Know Your Environment. Protect Your Health.

Alachlor (Lasso)

Valley Water and Sewer-deerwood

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

 

18

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
2019ND10ND
2020ND40ND
2021ND50ND
2022ND40ND
2023ND40ND

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
2019-08-06680-172767-1ND
2020-03-18481646ND
2020-06-03487811ND
2020-09-02497137ND
2020-12-01505423ND
2021-03-161034275-01ND
2021-06-101063668-01ND
2021-08-171085288-01ND
2021-09-24810-3693-1ND
2021-12-28810-11028-1ND
2022-03-03810-16704-1AND
2022-05-23FWE0505-01ND
2022-08-18FWH0299ND
2022-10-26FWJ0182-01ND
2023-02-16FXB0441-01ND
2023-04-06FXC0466ND
2023-08-29FXH0906ND
2023-11-1568355101ND