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EWG's Tap Water Database — 2021 UPDATE

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Alachlor (Lasso)

East Chicago Water Works

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

 

48

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND100ND
2015ND90ND
2016ND70ND
2017ND80ND
2018ND60ND
2019ND80ND

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
2014-02-12311578RS525-1401ND
2014-02-12311570RS525-1401ND
2014-05-15317720RS525-1402ND
2014-05-15317718RS525-1402ND
2014-07-17321512RS28-1403ND
2014-08-14323378RS525-1403ND
2014-08-14323379RS525-1403ND
2014-10-15327441RS28-1404ND
2014-11-10328803RS525-1404ND
2014-11-10328804RS525-1404ND
2015-02-09333732RS-1501ND
2015-02-09333828RS28-1501ND
2015-05-06339527RS525-1502ND
2015-05-06339528RS525-1502ND
2015-07-09343723RS28-1503ND
2015-07-09343721RS28-1503ND
2015-08-13346462RS525-1503ND
2015-08-13346463RS525-1503ND
2015-11-12352790RS525-1504ND
2016-04-1235238914RS-1602ND
2016-04-13338132RS28-1502ND
2016-06-0635248034RS-1602ND
2016-07-15367658RS525-1603ND
2016-07-15367547RS525-1603ND
2016-11-163587346RS525-160ND
2016-11-163587347RS525-160ND
2017-02-15382852RS525-1701ND
2017-02-15382853RS525-1701ND
2017-05-17388937RS525-1702ND
2017-05-17388935RS28-1702ND
2017-08-08394967RS525-1703ND
2017-08-08394966RS28-1703ND
2017-11-16403037RS525-1704ND
2017-11-16403036RS28-1704ND
2018-05-16416733RS28-1802ND
2018-05-16416730RS525-1802ND
2018-08-17426539RS525-1803ND
2018-08-21426384RS-1803ND
2018-11-16436282RS28-1804ND
2018-11-16436283RS-1804ND
2019-02-15443589RS525-1901ND
2019-02-15443592RS525-1901ND
2019-05-144292634ND
2019-05-144292635ND
2019-08-144386155RS525-190ND
2019-08-144386156RS525-190ND
2019-11-13470900RS-1904ND
2019-11-13470898RS-1904ND