Trifluralin
City of West
NOTE: City of West purchases water from City of Waco which is required to test for trifluralin. Sample information shown below was taken by City of Waco.
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.
Samples
Samples exceeding legal limit (MCL)
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2018 | ND | 1 | 0 | ND |
| 2019 | ND | 3 | 0 | ND |
| 2020 | ND | 2 | 0 | ND |
| 2021 | ND | 2 | 0 | ND |
| 2022 | ND | 1 | 0 | ND |
| 2023 | ND | 1 | 0 | ND |
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 West purchases water from City of Waco which is required to test for trifluralin. Sample information shown below was taken by City of Waco.
| Date | Lab ID | Result |
|---|---|---|
| 2018-01-09 | AE08463 | ND |
| 2018-01-09 | AE08464 | ND |
| 2019-01-23 | AE51053 | ND |
| 2019-01-23 | AE51054 | ND |
| 2020-02-05 | AE97177 | ND |
| 2020-02-05 | AE97178 | ND |
| 2020-02-05 | AE97179 | ND |
| 2021-03-17 | AF47324 | ND |
| 2021-03-17 | AF47325 | ND |
| 2022-01-26 | AF82013 | ND |
| 2022-01-26 | AF82015 | ND |
| 2023-03-01 | AG31198 | ND |
| 2023-05-10 | AG40106 | ND |