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EWG's Tap Water Database — 2019 UPDATE

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Alachlor (Lasso)

Galveston County WCID 1

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
2012ND30ND
2013ND30ND
2014ND30ND
2015ND30ND
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
2012-02-01AB79856ND
2012-02-01AB79858ND
2012-02-01AB79854ND
2013-02-05AC09730ND
2013-02-05AC09727ND
2013-02-05AC09731ND
2014-01-30AC40932ND
2014-01-30AC40931ND
2014-01-30AC40930ND
2015-01-15AC76584ND
2015-01-15AC76586ND
2015-01-15AC76585ND
2016-01-26AD20199ND
2016-01-26AD20198ND
2016-06-27AD41974ND
2017-01-26AD67324ND
2017-01-26AD67323ND
2017-01-26AD67325ND