Food × analyte
Pentachloroaniline (PCA) on summer squash
2012–2022 · 6 tested years
2,736samples tested
for this analyte
for this analyte
34samples with
a detection
a detection
1.2%of analyte-tested samples
Testing detected Pentachloroaniline (PCA) in 34 of 2,736 summer squash samples actually tested for this analyte. This percentage uses analyte-tested samples, not all 4,312 samples of this food.
Year-by-year results
Actual tested and detected sample counts.
6 tested years between 2012 and 2022. Gaps mean no validated tests in this release.
Read the yearly counts
| Year | Tested | Detected | Rate |
|---|---|---|---|
| 2012 | 92 | 0 | 0.0% |
| 2013 | 709 | 11 | 1.6% |
| 2014 | 531 | 6 | 1.1% |
| 2015 | Not tested | — | — |
| 2016 | Not tested | — | — |
| 2017 | Not tested | — | — |
| 2018 | Not tested | — | — |
| 2019 | Not tested | — | — |
| 2020 | 176 | 1 | 0.6% |
| 2021 | 698 | 12 | 1.7% |
| 2022 | 530 | 4 | 0.8% |
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, 2014, 2020, 2021, 2022.