Know Your Environment. Protect Your Health.

Alachlor (Lasso)

La Playa Subdivision Water System

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
2018N/A00N/A
2019ND10ND
2020ND40ND
2021ND10ND
2022ND10ND
2023ND10ND

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
2019-12-10Q1979547002ND
2020-03-24Q2012415003ND
2020-06-29Q2025947001ND
2020-09-15Q2036636002ND
2020-12-14Q2049444001ND
2021-03-25Q2107780001ND
2022-03-07Q2207621001ND
2023-08-16Q2334346001ND