Know Your Environment. Protect Your Health.

Alachlor (Lasso)

Town of Ponder

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

 

17

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND30ND
2019ND30ND
2020ND20ND
2021ND30ND
2022ND30ND
2023ND30ND

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
2018-03-07Q1809461007ND
2018-03-07Q1809461008ND
2018-03-13Q1810192003ND
2019-04-04Q1913697005ND
2019-04-04Q1913697012ND
2019-04-04Q1913697016ND
2020-10-08Q2039550001ND
2020-10-08Q2039550016ND
2021-06-28Q2116757001ND
2021-06-28Q2116757005ND
2021-06-28Q2116757002ND
2022-06-30Q2218550005ND
2022-06-30Q2218550010ND
2022-06-30Q2218550011ND
2023-09-14Q2339666012ND
2023-09-14Q2339666013ND
2023-11-30Q2351086001ND