Food × analyte
Permethrin trans on butter
2012–2022 · 4 tested years
2,256samples tested
for this analyte
for this analyte
572samples with
a detection
a detection
25.4%of analyte-tested samples
Testing detected Permethrin trans in 572 of 2,256 butter samples actually tested for this analyte. This percentage uses analyte-tested samples, not all 2,988 samples of this food.
Year-by-year results
Actual tested and detected sample counts.
4 tested years between 2012 and 2022. Gaps mean no validated tests in this release.
Read the yearly counts
| Year | Tested | Detected | Rate |
|---|---|---|---|
| 2012 | 792 | 216 | 27.3% |
| 2013 | 756 | 214 | 28.3% |
| 2014 | Not tested | — | — |
| 2015 | Not tested | — | — |
| 2016 | Not tested | — | — |
| 2017 | Not tested | — | — |
| 2018 | Not tested | — | — |
| 2019 | Not tested | — | — |
| 2020 | Not tested | — | — |
| 2021 | 177 | 69 | 39.0% |
| 2022 | 531 | 73 | 13.7% |
Testing panels and detection limits change. These observations do not establish a causal trend.
About these results
Source: USDA Pesticide Data Program. Included annual releases: 2012, 2013, 2021, 2022.