Know Your Environment. Protect Your Health.

Alachlor (Lasso)

Pennsylvania American Water Company - Mechanicsburg

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
2019N/A00N/A
2020ND40ND
2021N/A00N/A
2022N/A00N/A
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
2020-04-0622157984.00ND
2020-04-0622158013.00ND
2020-07-0822743091.00ND
2020-07-0822743120.00ND
2023-04-1228844224.00ND
2023-04-1228844255.00ND
2023-07-1129440712.00ND
2023-07-1129440741.00ND