Trifluralin
City of Santa Rosa
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.
8
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 |
|---|---|---|---|---|
| 2018 | ND | 1 | 0 | ND |
| 2019 | ND | 1 | 0 | ND |
| 2020 | ND | 1 | 0 | ND |
| 2021 | ND | 2 | 0 | ND |
| 2022 | ND | 2 | 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
| Date | Lab ID | Result |
|---|---|---|
| 2018-03-19 | AE18950 | ND |
| 2019-03-25 | AE59850 | ND |
| 2020-03-19 | AF03895 | ND |
| 2021-05-10 | AF53096 | ND |
| 2021-09-22 | AF70891 | ND |
| 2022-01-31 | AF82686 | ND |
| 2022-04-13 | AF93444 | ND |
| 2023-07-19 | AG49453 | ND |