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EWG's Tap Water Database — 2021 UPDATE

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Alachlor (Lasso)

Norwich Public Utilities

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

 

12

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND60ND
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
2014-05-016300206SOC2ND
2014-05-016300207SOC2ND
2014-05-016300208SOC2ND
2014-09-106300380SOC2ND
2014-09-106300381SOC2ND
2014-09-106300382SOC2ND
2017-05-04PH-0453-6303174SND
2017-05-04PH-0453-6303175SND
2017-05-04PH-0453-6303176SND
2017-07-06PH-0453-6303367SND
2017-07-06PH-0453-6303368SND
2017-07-06PH-0453-6303369SND