Know Your Environment. Protect Your Health.

Alachlor (Lasso)

Dean Dale Special Utility District

NOTE: Dean Dale Special Utility District purchases water from City of Wichita Falls which is required to test for alachlor (lasso). Sample information shown below was taken by City of Wichita Falls.

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
2018ND20ND
2019ND10ND
2020ND10ND
2021ND20ND
2022ND10ND
2023ND10ND

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

NOTE: Dean Dale Special Utility District purchases water from City of Wichita Falls which is required to test for alachlor (lasso). Sample information shown below was taken by City of Wichita Falls.

Date Lab ID Result
2018-08-21Q1833473009ND
2018-11-14Q1846491003ND
2019-08-19Q1956634002ND
2020-02-25Q2006937005ND
2021-02-03Q2103346001ND
2021-08-16Q2121825001ND
2022-08-17Q2224340020ND
2023-08-21Q2335127011ND