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EWG's Tap Water Database — 2021 UPDATE

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Alachlor (Lasso)

City of Sugar Land

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

MORE ABOUT THIS CONTAMINANT

 

34

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014ND40ND
2015ND110ND
2016ND30ND
2017ND30ND
2018ND70ND
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
2014-02-11AC42308ND
2014-04-29AC52160ND
2014-07-23AC60734ND
2014-10-14AC69622ND
2015-01-22AC77392ND
2015-04-01AC87008ND
2015-04-01AC87001ND
2015-04-01AC87006ND
2015-04-01AC87000ND
2015-04-01AC87005ND
2015-04-01AC87007ND
2015-09-30AD09169ND
2015-09-30AD09164ND
2015-11-04AD12676ND
2015-11-04AD12692ND
2016-02-02AD21623ND
2016-02-02AD21624ND
2016-02-02AD21625ND
2017-01-04AD63068ND
2017-03-22AD76458ND
2017-04-03AD78167ND
2018-01-10AE08779ND
2018-01-10AE08778ND
2018-01-10AE08776ND
2018-06-08AE29333ND
2018-06-08AE29332ND
2018-06-08AE29334ND
2018-12-10AE48434ND
2019-01-17AE50542ND
2019-01-17AE50543ND
2019-01-17AE50541ND
2019-03-08AE57928ND
2019-04-08AE61498ND
2019-07-08AE73536ND