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EWG's Tap Water Database — 2021 UPDATE

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Alachlor (Lasso)

City of Santa Fe Water System

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
2014ND70ND
2015N/A00N/A
2016ND10ND
2017ND70ND
2018N/A00N/A
2019N/A00N/A

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
2014-04-102014011959ND
2014-06-112014019060ND
2014-07-012014021157ND
2014-07-012014021158ND
2014-08-262014027732ND
2014-09-302014031203ND
2014-09-302014031202ND
2016-09-282016028732ND
2017-02-091702573-005ND
2017-02-131702764-005ND
2017-02-131702761-002ND
2017-11-081711574-005ND
2017-11-081711572-005ND
2017-11-151711978-005ND
2017-11-151711981-005ND