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EWG's Tap Water Database — 2021 UPDATE

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Trifluralin

City of West University Place

Trifluralin is a herbicide that is used on food crops and non-agricultural lands. It was banned in Europe in the late 2000s, primarily due to its ecological toxicity.

 

15

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
2014ND20ND
2015ND20ND
2016ND20ND
2017ND50ND
2018ND20ND
2019ND20ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 4 ppb

The EWG Health Guideline of 4 ppb for trifluralin was defined by the Environmental Protection Agency as a one-in-a-million lifetime risk of cancer. Values greater than one-in-a-million cancer risk level can result in increased cancer cases above one in a million people.

ppb = parts per billion

All test results

Date Lab ID Result
2014-02-12AC42563ND
2014-02-12AC42558ND
2015-01-15AC76580ND
2015-06-02AC94250ND
2016-04-06AD32178ND
2016-04-06AD32179ND
2017-01-23AD66238ND
2017-01-23AD66239ND
2017-06-08AD86920ND
2017-07-24AD90419ND
2017-11-28AE05960ND
2018-01-29AE11085ND
2018-01-29AE11088ND
2019-01-16AE50271ND
2019-01-16AE50272ND