Food × analyte
Simazine on water, groundwater
2007–2013 · 7 tested years
1,830samples tested
for this analyte
for this analyte
54samples with
a detection
a detection
3.0%of analyte-tested samples
Testing detected Simazine in 54 of 1,830 water, groundwater samples actually tested for this analyte. This percentage uses analyte-tested samples, not all 1,835 samples of this food.
Year-by-year results
Actual tested and detected sample counts.
7 tested years between 2007 and 2013. Gaps mean no validated tests in this release.
Read the yearly counts
| Year | Tested | Detected | Rate |
|---|---|---|---|
| 2007 | 272 | 1 | 0.4% |
| 2008 | 249 | 1 | 0.4% |
| 2009 | 278 | 0 | 0.0% |
| 2010 | 250 | 4 | 1.6% |
| 2011 | 603 | 38 | 6.3% |
| 2012 | 164 | 9 | 5.5% |
| 2013 | 14 | 1 | 7.1% |
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: 2007, 2008, 2009, 2010, 2011, 2012, 2013.