Know Your Environment. Protect Your Health.

Alachlor (Lasso)

Pennsylvania American Water Company Yardley

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
2020ND60ND
2021N/A00N/A
2022N/A00N/A
2023ND60ND

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
2020-04-0922005563.00ND
2020-04-0922005591.00ND
2020-06-1122395812.00ND
2020-08-1222780351.00ND
2020-08-1222780407.00ND
2020-08-1222780379.00ND
2023-04-1128684279.00ND
2023-04-1728684307.00ND
2023-04-1728684336.00ND
2023-08-0929478411.00ND
2023-08-0929478456.00ND
2023-08-2429478527.00ND