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EWG's Tap Water Database — 2021 UPDATE

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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.

 

21

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND40ND
2015ND20ND
2016ND30ND
2017ND40ND
2018ND40ND
2019ND40ND

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
2014-01-222014-01-22--OC52ND
2014-05-13MAY-14-SOCND
2014-08-132014-08-13--OC52ND
2014-11-112014-11-11--OC52ND
2015-02-032015-02-03--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
2017-04-10APR2017-IOC-SOC-ND
2017-08-072017-08-07-SOCND
2017-11-092017-11-09-SOCND
2018-03-082018-03-08-SOC1ND
2018-05-162018-05-16-SOCND
2018-08-232018-08-23-SOCND
2018-10-302018-10-30-SOCND
2019-02-04FEB2019-VOCND
2019-05-01MAY2019-IOC_OC_RND
2019-07-09JUL2019-SOCND
2019-10-22OCT2019-SOCND