Food × analyte
Methamidophos on celery
1994–2023 · 10 tested years
5,954samples tested
for this analyte
for this analyte
982samples with
a detection
a detection
16.5%of analyte-tested samples
Testing detected Methamidophos in 982 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 | 45 | 25.6% |
| 1995 | Not tested | — | — |
| 1996 | Not tested | — | — |
| 1997 | Not tested | — | — |
| 1998 | Not tested | — | — |
| 1999 | Not tested | — | — |
| 2000 | Not tested | — | — |
| 2001 | 736 | 213 | 28.9% |
| 2002 | 737 | 243 | 33.0% |
| 2003 | Not tested | — | — |
| 2004 | Not tested | — | — |
| 2005 | Not tested | — | — |
| 2006 | Not tested | — | — |
| 2007 | 739 | 166 | 22.5% |
| 2008 | 741 | 154 | 20.8% |
| 2009 | Not tested | — | — |
| 2010 | Not tested | — | — |
| 2011 | Not tested | — | — |
| 2012 | Not tested | — | — |
| 2013 | 708 | 65 | 9.2% |
| 2014 | 708 | 69 | 9.7% |
| 2015 | Not tested | — | — |
| 2016 | Not tested | — | — |
| 2017 | Not tested | — | — |
| 2018 | Not tested | — | — |
| 2019 | Not tested | — | — |
| 2020 | Not tested | — | — |
| 2021 | 354 | 9 | 2.5% |
| 2022 | 706 | 17 | 2.4% |
| 2023 | 349 | 1 | 0.3% |
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.