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EWG's Tap Water Database — 2021 UPDATE

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Alachlor (Lasso)

Newtown Artesian Water Company

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

 

16

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND100ND
2015N/A00N/A
2016N/A00N/A
2017ND60ND
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
2014-05-21L4218678-1ND
2014-05-22L4775277-1ND
2014-05-28L4767190-1ND
2014-05-28L4767190-2ND
2014-06-02L4658460-1ND
2014-09-08L4636164-1ND
2014-09-10L4104010-5ND
2014-09-10L5241784-1ND
2014-09-10L5241784-2ND
2014-09-11L4104010-4ND
2017-06-1616548641ND
2017-06-1616548675ND
2017-06-1916397238ND
2017-09-1316864753ND
2017-09-1316864794ND
2017-09-1816864712ND