Know Your Environment. Protect Your Health.

Alachlor (Lasso)

Lehigh County Authority Allentown Division

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

 

18

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
2020ND80ND
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
2020-04-0822077905.00ND
2020-04-1422077861.00ND
2020-04-1422077825.00ND
2020-04-2222078439.00ND
2020-07-0822660545.00ND
2020-07-1622660585.00ND
2020-07-2222660659.00ND
2020-07-2222660621.00ND
2023-04-1128759102.00ND
2023-04-1128759103.00ND
2023-04-1928759267.00ND
2023-04-2628958452.00ND
2023-04-2628958451.00ND
2023-07-1129355967.00ND
2023-07-1129355968.00ND
2023-07-1829355906.00ND
2023-07-1829355905.00ND
2023-07-2529554464.00ND