Trifluralin
Harris County WCID 36
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.
12
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 |
|---|---|---|---|---|
| 2013 | N/A | 0 | 0 | N/A |
| 2014 | ND | 3 | 0 | ND |
| 2015 | ND | 3 | 0 | ND |
| 2016 | ND | 1 | 0 | ND |
| 2017 | ND | 3 | 0 | ND |
| 2018 | ND | 1 | 0 | ND |
| 2019 | ND | 1 | 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 |
|---|---|---|
| 2014-02-05 | AC41644 | ND |
| 2014-02-05 | AC41648 | ND |
| 2014-05-01 | AC52651 | ND |
| 2015-01-27 | AC77990 | ND |
| 2015-09-08 | AD06018 | ND |
| 2015-12-04 | AD15843 | ND |
| 2016-02-03 | AD21956 | ND |
| 2017-02-14 | AD70934 | ND |
| 2017-04-24 | AD80790 | ND |
| 2017-04-24 | AD80789 | ND |
| 2018-01-26 | AE11081 | ND |
| 2019-02-05 | AE53015 | ND |