Know Your Environment. Protect Your Health.

Trifluralin

City of Puyallup

NOTE: City of Puyallup purchases water from City of Tacoma which is required to test for trifluralin. Sample information shown below was taken by City of Tacoma.

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.

 

11

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018N/A00N/A
2019N/A00N/A
2020N/A00N/A
2021ND80ND
2022ND30ND
2023ND60ND

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

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

NOTE: City of Puyallup purchases water from City of Tacoma which is required to test for trifluralin. Sample information shown below was taken by City of Tacoma.

Date Lab ID Result
2021-06-214149654ND
2021-06-214149653ND
2021-06-304143018ND
2021-06-304143019ND
2021-07-014149655ND
2021-07-214159386ND
2021-07-214159385ND
2021-07-224159384ND
2022-02-014259184ND
2022-09-154370819ND
2022-11-154383777ND