What’s Detected?

Food × analyte

Imidacloprid on lettuce

2004–2017 · 7 tested years

4,484samples tested
for this analyte
2,141samples with
a detection
47.7%of analyte-tested samples

Testing detected Imidacloprid in 2,141 of 4,484 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%2004: 66.9%, 497 of 743 tested samples2005: 73.1%, 543 of 743 tested samples2010: 36.7%, 272 of 742 tested samples2011: 36.4%, 271 of 744 tested samples2015: 31.7%, 120 of 378 tested samples2016: 37.7%, 285 of 756 tested samples2017: 40.5%, 153 of 378 tested samples200420102017

7 tested years between 2004 and 2017. Gaps mean no validated tests in this release.

Read the yearly counts
Percentages use the samples actually tested in each year.
YearTestedDetectedRate
200474349766.9%
200574354373.1%
2006Not tested——
2007Not tested——
2008Not tested——
2009Not tested——
201074227236.7%
201174427136.4%
2012Not tested——
2013Not tested——
2014Not tested——
201537812031.7%
201675628537.7%
201737815340.5%
Testing panels and detection limits change. These observations do not establish a causal trend.
All results for Lettuce →Imidacloprid across foods →

About these results

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

How we count tests, detections and missing years →

Other analytes on this food

DCPADimethomorphPermethrin cisMandipropamid