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EWG's Tap Water Database — 2019 UPDATE

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Alachlor (Lasso)

United Wappinger Water Improvement District

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

 

34

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012N/A00N/A
2013ND100ND
2014ND130ND
2015N/A00N/A
2016ND60ND
2017ND50ND

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
2013-06-05AT13975ND
2013-06-05AT13978ND
2013-06-05MB13986ND
2013-06-05AT13975ND
2013-06-05HT13979ND
2013-06-05HT13980ND
2013-06-05AT13977ND
2013-06-05AT13976ND
2013-06-05MB13983ND
2013-06-12AT11021ND
2014-12-0912101426CND
2014-12-0912101426-W4ND
2014-12-0912101426HND
2014-12-0912101426-W6ND
2014-12-0912101426ND
2014-12-0912101426-W5ND
2014-12-0912101426-W3ND
2014-12-0912101427CND
2014-12-0912101427ND
2014-12-0912101427AND
2014-12-0912101426AND
2014-12-0912101426END
2014-12-0912101426-W1ND
2016-07-12UW161552ND
2016-07-12UW161555ND
2016-07-12UW161553ND
2016-07-12UW161554ND
2016-07-12UW161551ND
2016-07-12UW161556ND
2017-11-28UW172963SND
2017-11-28UW172959KND
2017-11-28UW172961SND
2017-11-28UW172962SND
2017-11-28UW172958KND