Menu

EWG's Tap Water Database — 2021 UPDATE

Donate

Alachlor (Lasso)

Granger - Hunter Improvement District

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

MORE ABOUT THIS CONTAMINANT

 

44

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND110ND
2015ND100ND
2016ND100ND
2017ND130ND
2018N/A00N/A
2019N/A00N/A

ppb = parts per billion

State and national drinking water standards and health guidelines

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 Result
2014-05-23ND
2014-07-09ND
2014-07-09ND
2014-07-09ND
2014-07-09ND
2014-07-09ND
2014-08-14ND
2014-08-14ND
2014-08-14ND
2014-08-14ND
2014-08-14ND
2015-08-05ND
2015-08-05ND
2015-08-05ND
2015-08-05ND
2015-08-05ND
2015-08-26ND
2015-08-26ND
2015-08-26ND
2015-08-26ND
2015-08-26ND
2016-07-19ND
2016-07-19ND
2016-07-19ND
2016-07-19ND
2016-07-19ND
2016-08-30ND
2016-08-30ND
2016-08-30ND
2016-08-30ND
2016-08-30ND
2017-01-11ND
2017-06-21ND
2017-06-21ND
2017-06-21ND
2017-06-21ND
2017-06-21ND
2017-06-28ND
2017-09-12ND
2017-09-12ND
2017-09-12ND
2017-09-12ND
2017-09-12ND
2017-11-02ND