Food × analyte
Malathion on celery
1994–2023 · 10 tested years
5,954samples tested
for this analyte
for this analyte
947samples with
a detection
a detection
15.9%of analyte-tested samples
Testing detected Malathion in 947 of 5,954 celery samples actually tested for this analyte. This percentage uses analyte-tested samples, not all 5,954 samples of this food.
Year-by-year results
Actual tested and detected sample counts.
10 tested years between 1994 and 2023. Gaps mean no validated tests in this release.
Read the yearly counts
| Year | Tested | Detected | Rate |
|---|---|---|---|
| 1994 | 176 | 0 | 0.0% |
| 1995 | Not tested | — | — |
| 1996 | Not tested | — | — |
| 1997 | Not tested | — | — |
| 1998 | Not tested | — | — |
| 1999 | Not tested | — | — |
| 2000 | Not tested | — | — |
| 2001 | 736 | 148 | 20.1% |
| 2002 | 737 | 190 | 25.8% |
| 2003 | Not tested | — | — |
| 2004 | Not tested | — | — |
| 2005 | Not tested | — | — |
| 2006 | Not tested | — | — |
| 2007 | 739 | 157 | 21.2% |
| 2008 | 741 | 143 | 19.3% |
| 2009 | Not tested | — | — |
| 2010 | Not tested | — | — |
| 2011 | Not tested | — | — |
| 2012 | Not tested | — | — |
| 2013 | 708 | 75 | 10.6% |
| 2014 | 708 | 87 | 12.3% |
| 2015 | Not tested | — | — |
| 2016 | Not tested | — | — |
| 2017 | Not tested | — | — |
| 2018 | Not tested | — | — |
| 2019 | Not tested | — | — |
| 2020 | Not tested | — | — |
| 2021 | 354 | 51 | 14.4% |
| 2022 | 706 | 73 | 10.3% |
| 2023 | 349 | 23 | 6.6% |
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: 1994, 2001, 2002, 2007, 2008, 2013, 2014, 2021, 2022, 2023.