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EWG's Tap Water Database — 2021 UPDATE

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Alachlor (Lasso)

City of Alexandria Water System

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

MORE ABOUT THIS CONTAMINANT

 

192

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
2016ND600ND
2017ND320ND
2018N/A00N/A
2019ND1000ND

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
2016-05-1035244408001ND
2016-05-1035244408002ND
2016-05-1035244408003ND
2016-05-1035244408004ND
2016-05-1035244408005ND
2016-05-1035244408001ND
2016-05-1035244408002ND
2016-05-1035244408003ND
2016-05-1035244408004ND
2016-05-1035244408005ND
2016-05-1835245776001ND
2016-05-1835245776002ND
2016-05-1835245776003ND
2016-05-1835245776004ND
2016-05-1835245776005ND
2016-05-1835245776001ND
2016-05-1835245776002ND
2016-05-1835245776003ND
2016-05-1835245776004ND
2016-05-1835245776005ND
2016-05-2535246558001ND
2016-05-2535246558002ND
2016-05-2535246558001ND
2016-05-2535246558002ND
2016-06-0635248060001ND
2016-06-0635248060004ND
2016-06-0635248060005ND
2016-06-0635248060001ND
2016-06-0635248060004ND
2016-06-0635248060005ND
2016-06-1535250015001ND
2016-06-1535250015002ND
2016-06-1535250015003ND
2016-06-1535250015004ND
2016-06-1535250015005ND
2016-06-1535250015001ND
2016-06-1535250015002ND
2016-06-1535250015003ND
2016-06-1535250015004ND
2016-06-1535250015005ND
2016-07-1935255757001ND
2016-07-1935255757002ND
2016-07-1935255757001ND
2016-07-1935255757002ND
2016-08-0935259194001ND
2016-08-0935259194002ND
2016-08-0935259194003ND
2016-08-0935259194004ND
2016-08-0935259194005ND
2016-08-0935259194001ND
2016-08-0935259194002ND
2016-08-0935259194003ND
2016-08-0935259194004ND
2016-08-0935259194005ND
2016-11-0935276653001ND
2016-11-0935276653002ND
2016-11-0935276653001ND
2016-11-0935276653002ND
2016-12-1435283929004ND
2016-12-1435283929004ND
2017-03-0835299871001ND
2017-03-0835299871002ND
2017-03-0835299871001ND
2017-03-0835299871002ND
2017-09-2535338631033ND
2017-09-2535338631033ND
2017-10-2435344545001ND
2017-10-2435344545002ND
2017-10-2435344545004ND
2017-10-2435344545005ND
2017-10-2435344545007ND
2017-10-2435344545009ND
2017-10-2435344545001ND
2017-10-2435344545002ND
2017-10-2435344545004ND
2017-10-2435344545005ND
2017-10-2435344545007ND
2017-10-2435344545009ND
2017-11-0235345825001ND
2017-11-0235345825002ND
2017-11-0235345825001ND
2017-11-0235345825002ND
2017-11-2935360706001ND
2017-11-2935360706003ND
2017-11-2935360706004ND
2017-11-2935360706001ND
2017-11-2935360706003ND
2017-11-2935360706004ND
2017-12-2835365646003ND
2017-12-2835365646005ND
2017-12-2835365646003ND
2017-12-2835365646005ND
2019-01-3035445470001ND
2019-01-3035445470002ND
2019-01-3035445470003ND
2019-01-3035445470004ND
2019-01-3035445470005ND
2019-01-3035445470001ND
2019-01-3035445470002ND
2019-01-3035445470003ND
2019-01-3035445470004ND
2019-01-3035445470005ND
2019-02-0635446987001ND
2019-02-0635446987002ND
2019-02-0635446987003ND
2019-02-0635446987004ND
2019-02-0635446987005ND
2019-02-0635446987001ND
2019-02-0635446987002ND
2019-02-0635446987003ND
2019-02-0635446987004ND
2019-02-0635446987005ND
2019-02-2735451250001ND
2019-02-2735451250002ND
2019-02-2735451250003ND
2019-02-2735451250004ND
2019-02-2735451250005ND
2019-02-2735451250001ND
2019-02-2735451250002ND
2019-02-2735451250003ND
2019-02-2735451250004ND
2019-02-2735451250005ND
2019-03-1335454676001ND
2019-03-1335454676002ND
2019-03-1335454676003ND
2019-03-1335454676004ND
2019-03-1335454686002ND
2019-03-1335454686004ND
2019-03-1335454686006ND
2019-03-1335454686007ND
2019-03-1335454686008ND
2019-03-1335454676001ND
2019-03-1335454676002ND
2019-03-1335454676003ND
2019-03-1335454676004ND
2019-03-1335454686002ND
2019-03-1335454686004ND
2019-03-1335454686006ND
2019-03-1335454686007ND
2019-03-1335454686008ND
2019-03-2035456260001ND
2019-03-2035456260002ND
2019-03-2035456260003ND
2019-03-2035456260004ND
2019-03-2035456260005ND
2019-03-2035456260001ND
2019-03-2035456260002ND
2019-03-2035456260003ND
2019-03-2035456260004ND
2019-03-2035456260005ND
2019-03-2735457693001ND
2019-03-2735457693002ND
2019-03-2735457693003ND
2019-03-2735457693004ND
2019-03-2735457693005ND
2019-03-2735457693001ND
2019-03-2735457693002ND
2019-03-2735457693003ND
2019-03-2735457693004ND
2019-03-2735457693005ND
2019-04-1035461050001ND
2019-04-1035461050002ND
2019-04-1035461050003ND
2019-04-1035461050004ND
2019-04-1035461050005ND
2019-04-1035461050001ND
2019-04-1035461050002ND
2019-04-1035461050003ND
2019-04-1035461050004ND
2019-04-1035461050005ND
2019-06-0635473878001ND
2019-06-0635473878002ND
2019-06-0635473878003ND
2019-06-0635473878001ND
2019-06-0635473878002ND
2019-06-0635473878003ND
2019-09-1135497727001ND
2019-09-1135497727002ND
2019-09-1135497727003ND
2019-09-1135497727001ND
2019-09-1135497727002ND
2019-09-1135497727003ND
2019-12-0435516733001ND
2019-12-0435516733002ND
2019-12-0435516733003ND
2019-12-0435516733004ND
2019-12-0435516733005ND
2019-12-0435516733001ND
2019-12-0435516733002ND
2019-12-0435516733003ND
2019-12-0435516733004ND
2019-12-0435516733005ND