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EWG's Tap Water Database — 2021 UPDATE

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Alachlor (Lasso)

City of Tyler

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

MORE ABOUT THIS CONTAMINANT

 

32

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND70ND
2015ND80ND
2016ND80ND
2017ND50ND
2018ND20ND
2019ND20ND

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
2014-03-31Q1410257001ND
2014-06-18Q1421982031ND
2014-06-18Q1421982030ND
2014-06-18Q1421982029ND
2014-06-18Q1421982028ND
2014-06-18Q1421982027ND
2014-12-03Q1458264018ND
2015-02-26Q1507535002ND
2015-02-26Q1507535017ND
2015-02-26Q1507535001ND
2015-05-19Q1518367005ND
2015-05-19Q1518367004ND
2015-05-19Q1518367003ND
2015-05-19Q1518367002ND
2015-05-19Q1518367001ND
2016-01-07Q1600562010ND
2016-01-07Q1600562009ND
2016-04-07Q1613869021ND
2016-04-07Q1613869020ND
2016-04-07Q1613869019ND
2016-04-07Q1613869017ND
2016-09-01Q1634922013ND
2016-11-14Q1648983009ND
2017-01-19Q1702466001ND
2017-05-02Q1718006013ND
2017-05-02Q1718006012ND
2017-11-09Q1757796010ND
2017-11-09Q1757796020ND
2018-06-26Q1825822002ND
2018-06-26Q1825822001ND
2019-01-16Q1902313001ND
2019-01-16Q1902313002ND