Know Your Environment. Protect Your Health.

Alachlor (Lasso)

Georgetown, City of

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

 

10

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019ND30ND
2020ND30ND
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
2018-02-07AE07305ND
2019-01-09AE23826ND
2019-04-02AE28109ND
2019-06-17AE32045ND
2020-01-15AE42955ND
2020-01-15AE42971ND
2020-01-22AE43320ND
2021-02-03AE60545ND
2022-11-16AE93058ND
2023-11-07AF11145ND