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EWG's Tap Water Database — 2021 UPDATE

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Alachlor (Lasso)

Piedmont Municpal Authority

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

 

6

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014N/A00N/A
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019ND60ND

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
2019-06-10SDWA-1385450-00ND
2019-06-10SDWA-1385451-00ND
2019-08-05SDWA-1402227-00ND
2019-08-05SDWA-1402228-00ND
2019-11-18SDWA-1433518-00ND
2019-11-18SDWA-1433519-00ND