Trifluralin
Harris County Water Control and Improvement District 50 El Lago
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.
9
Samples
0
Samples exceeding legal limit (MCL)
0
Samples exceeding
health guidelines
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | ND | 1 | 0 | ND |
2015 | ND | 1 | 0 | ND |
2016 | ND | 1 | 0 | ND |
2017 | ND | 1 | 0 | ND |
2018 | ND | 1 | 0 | ND |
2019 | ND | 4 | 0 | ND |
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 |
---|---|---|
2014-02-04 | AC41384 | ND |
2015-02-17 | AC80794 | ND |
2016-01-25 | AD19879 | ND |
2017-02-06 | AD68981 | ND |
2018-02-01 | AE12015 | ND |
2019-01-24 | AE51384 | ND |
2019-05-31 | AE68981 | ND |
2019-08-05 | AE77092 | ND |
2019-10-16 | AE86971 | ND |