Know Your Environment. Protect Your Health.

Alachlor (Lasso)

Pennsylvania American Royersford

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

 

21

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
2020ND110ND
2021N/A00N/A
2022N/A00N/A
2023ND100ND

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
2020-04-0822016223.00ND
2020-04-0822016107.00ND
2020-04-1522016308.00ND
2020-04-1522016280.00ND
2020-04-1522016252.00ND
2020-07-0722601597.00ND
2020-08-0522792286.00ND
2020-08-1122792230.00ND
2020-08-1122792258.00ND
2020-08-2622792692.00ND
2020-09-0922993341.00ND
2023-05-0128893370.00ND
2023-05-0128893398.00ND
2023-05-0128893303.00ND
2023-05-1128893342.00ND
2023-05-1128893426.00ND
2023-07-0629296048.00ND
2023-08-1029491098.00ND
2023-08-1029491092.00ND
2023-08-1029491146.00ND
2023-08-1029491059.00ND