Menu

EWG's Tap Water Database — 2019 UPDATE

Donate

Alachlor (Lasso)

Kansas City Board of Public Utilities

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
20120.0143 ppb41ND - 0.0570 ppb
2013ND40ND
2014ND30ND
2015ND10ND
2016ND30ND
2017ND30ND

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 Lab ID Result
2012-01-11JAN2012-OC-525ND
2012-05-232012-05-23--525&ND
2012-07-302012-07-30--5250.0570 ppb
2012-10-172012-10-17--525ND
2013-01-282013-01-28--OC52ND
2013-05-15MAY-13-OCND
2013-07-292013-07-29--525ND
2013-11-202013-11-20--525ND
2014-01-222014-01-22--OC52ND
2014-05-13MAY-14-SOCND
2014-08-132014-08-13--OC52ND
2015-05-13MAY-15-SOCND
2016-05-17MAY-16-SOCND
2016-08-22AUG-16-SEMIVOCND
2016-11-15NOV-16-SEMIVOCND
2017-01-11JAN-17-SEMIVOCND
2017-08-072017-08-07-SOCND
2017-11-092017-11-09-SOCND