What’s Detected?

Food × analyte

Permethrin cis on lettuce

1999–2017 · 10 tested years

5,176samples tested
for this analyte
703samples with
a detection
13.6%of analyte-tested samples

Testing detected Permethrin cis in 703 of 5,176 lettuce samples actually tested for this analyte. This percentage uses analyte-tested samples, not all 6,655 samples of this food.

Year-by-year results

Actual tested and detected sample counts.

0%25%50%75%100%1999: 3.8%, 7 of 185 tested samples2000: 8.9%, 31 of 348 tested samples2001: 27.7%, 44 of 159 tested samples2004: 17.4%, 129 of 743 tested samples2005: 19.7%, 146 of 743 tested samples2010: 16.2%, 120 of 743 tested samples2011: 13.2%, 98 of 743 tested samples2015: 11.4%, 43 of 378 tested samples2016: 8.1%, 61 of 756 tested samples2017: 6.3%, 24 of 378 tested samples199920082017

10 tested years between 1999 and 2017. Gaps mean no validated tests in this release.

Read the yearly counts
Percentages use the samples actually tested in each year.
YearTestedDetectedRate
199918573.8%
2000348318.9%
20011594427.7%
2002Not tested——
2003Not tested——
200474312917.4%
200574314619.7%
2006Not tested——
2007Not tested——
2008Not tested——
2009Not tested——
201074312016.2%
20117439813.2%
2012Not tested——
2013Not tested——
2014Not tested——
20153784311.4%
2016756618.1%
2017378246.3%
Testing panels and detection limits change. These observations do not establish a causal trend.
All results for Lettuce →Permethrin cis across foods →

About these results

Source: USDA Pesticide Data Program. Included annual releases: 1999, 2000, 2001, 2004, 2005, 2010, 2011, 2015, 2016, 2017.

How we count tests, detections and missing years →

Other analytes on this food

ImidaclopridDCPADimethomorphMandipropamid