Trifluralin
City of Katy
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.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2013 | N/A | 0 | 0 | N/A |
2014 | ND | 5 | 0 | ND |
2015 | ND | 5 | 0 | ND |
2016 | ND | 6 | 0 | ND |
2017 | ND | 6 | 0 | ND |
2018 | ND | 5 | 0 | ND |
2019 | ND | 5 | 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 |
---|---|---|
2014-07-25 | AC61158 | ND |
2014-07-25 | AC61157 | ND |
2014-07-25 | AC61161 | ND |
2014-07-25 | AC61162 | ND |
2014-10-27 | AC70544 | ND |
2015-01-20 | AC76879 | ND |
2015-01-20 | AC76880 | ND |
2015-01-20 | AC76881 | ND |
2015-01-20 | AC76884 | ND |
2015-01-20 | AC76876 | ND |
2016-01-14 | AD18389 | ND |
2016-01-14 | AD18376 | ND |
2016-01-14 | AD18370 | ND |
2016-01-14 | AD18373 | ND |
2016-01-14 | AD18381 | ND |
2016-03-15 | AD28898 | ND |
2017-02-09 | AD70096 | ND |
2017-02-09 | AD70093 | ND |
2017-02-09 | AD70092 | ND |
2017-02-09 | AD70095 | ND |
2017-02-09 | AD70094 | ND |
2017-02-09 | AD70097 | ND |
2018-01-08 | AE08194 | ND |
2018-01-08 | AE08195 | ND |
2018-01-08 | AE08197 | ND |
2018-01-08 | AE08193 | ND |
2018-01-08 | AE08196 | ND |
2019-01-14 | AE49685 | ND |
2019-01-14 | AE49687 | ND |
2019-01-14 | AE49684 | ND |
2019-01-14 | AE49683 | ND |
2019-01-14 | AE49682 | ND |