Trifluralin
La Habra Heights County Water District
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 | N/A | 0 | 0 | N/A |
| 2015 | ND | 6 | 0 | ND |
| 2016 | ND | 2 | 0 | ND |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | ND | 1 | 0 | ND |
| 2019 | N/A | 0 | 0 | N/A |
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 |
|---|---|---|
| 2015-04-10 | 9588-009-0909 | ND |
| 2015-04-10 | 9588-010-0920 | ND |
| 2015-07-28 | 9588-009-0935 | ND |
| 2015-07-28 | 9588-010-1057 | ND |
| 2015-09-16 | 9588-006-1010 | ND |
| 2015-12-16 | 9588-006-0955 | ND |
| 2016-03-21 | 9588-005-0920 | ND |
| 2016-06-03 | 9588-005-1005 | ND |
| 2018-10-19 | 9588-006-1040 | ND |