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EWG's Tap Water Database

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Alachlor (Lasso)

Public Wholesale WSD 5

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

 

15

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20100.0667 ppb31ND - 0.200 ppb
2011ND30ND
2012ND10ND
2013ND10ND
2014ND20ND
20150.0580 ppb51ND - 0.290 ppb

ppb = parts per billion.

State and national drinking water standards and health guidelines

EPA Maximum Contaminant
Level (MCL) 2 ppb

The enforceable federal standard that defines the highest level of a contaminant allowed in drinking water.

ppb = parts per billion.

EPA Maximum Contaminant
Level Goal (MCLG)0 ppb

A non-enforceable federal health guideline. For cancer-causing chemicals, these health goals are typically set to zero.

ppb = parts per billion.

All test results

Date Lab ID Result
2010-05-24546184PF0.200 ppb
2010-08-16550335ZFND
2010-11-15554016ZFND
2011-02-28558791ZFND
2011-05-23561996PFND
2011-08-29567792ZFND
2012-05-21579147PFND
2013-06-03596856PFND
2014-06-02123229ND
2014-10-06210120ND
2015-01-05258119ND
2015-04-063093670.290 ppb
2015-05-25337636ND
2015-07-06362023ND
2015-10-05417399ND