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EWG's Tap Water Database — 2021 UPDATE

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Alachlor (Lasso)

Murray City Water System

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

MORE ABOUT THIS CONTAMINANT

 

69

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND30ND
2015N/A00N/A
2016ND310ND
2017ND20ND
2018N/A00N/A
2019ND330ND

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
2014-02-07ND
2014-06-27ND
2014-09-29ND
2016-04-20ND
2016-05-09ND
2016-06-06ND
2016-06-06ND
2016-06-08ND
2016-06-08ND
2016-06-09ND
2016-06-09ND
2016-06-13ND
2016-06-14ND
2016-06-15ND
2016-06-17ND
2016-07-14ND
2016-07-14ND
2016-07-14ND
2016-08-17ND
2016-08-17ND
2016-08-17ND
2016-08-19ND
2016-08-19ND
2016-08-19ND
2016-08-23ND
2016-08-23ND
2016-08-23ND
2016-08-24ND
2016-08-24ND
2016-08-24ND
2016-09-29ND
2016-09-29ND
2016-09-29ND
2016-11-29ND
2017-02-08ND
2017-04-28ND
2019-03-08ND
2019-03-08ND
2019-05-13ND
2019-05-13ND
2019-05-22ND
2019-05-30ND
2019-05-30ND
2019-06-05ND
2019-06-05ND
2019-06-12ND
2019-06-12ND
2019-06-13ND
2019-06-13ND
2019-06-19ND
2019-06-19ND
2019-06-21ND
2019-06-21ND
2019-07-23ND
2019-07-23ND
2019-07-26ND
2019-07-26ND
2019-07-26ND
2019-07-29ND
2019-07-29ND
2019-07-29ND
2019-09-16ND
2019-09-16ND
2019-09-16ND
2019-09-16ND
2019-09-18ND
2019-09-18ND
2019-09-20ND
2019-11-06ND