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EWG's Tap Water Database — 2021 UPDATE

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Alachlor (Lasso)

Onondaga County Water Authority (OCWA)

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

MORE ABOUT THIS CONTAMINANT

 

21

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND40ND
2015ND30ND
2016ND40ND
2017ND20ND
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
2014-01-151Q2014 SOCS OCWAND
2014-04-092Q2014 SOCS OCWAND
2014-07-243Q2014 SOCS OCWAND
2014-10-154Q2014 SOCS OCWAND
2015-01-201Q2015 SOC OCWAND
2015-04-202Q2015 SOCS OCWAND
2015-10-154Q2015 SOCS OCWAND
2016-01-111Q2016 SOCS OCWAND
2016-04-112Q2016 SOC OCWAND
2016-07-213Q2016 SOC OCWAND
2016-10-284Q2016 SOC OCWAND
2017-01-201Q2017 SOC OCWA-ND
2017-09-123Q2017 SOC OCWA-ND
2018-03-131Q2018 SOCS OCWAND
2018-03-141Q2018 SOCS OCWAND
2018-09-253Q2018 SOCS OCWAND
2018-09-263Q2018 SOCS OCWAND
2019-03-121Q2019 SOC OCWA-ND
2019-03-131Q2019 SOC OCWA-ND
2019-09-113Q2019 SOC OCWA-ND
2019-09-113Q2019 SOC OCWA-ND