What’s Detected?

Food × analyte

MCPA on water, untreated

2004–2013 · 10 tested years

2,689samples tested
for this analyte
315samples with
a detection
11.7%of analyte-tested samples

Testing detected MCPA in 315 of 2,689 water, untreated samples actually tested for this analyte. This percentage uses analyte-tested samples, not all 2,811 samples of this food.

Year-by-year results

Actual tested and detected sample counts.

0%25%50%75%100%2004: 0.0%, 0 of 380 tested samples2005: 0.0%, 0 of 262 tested samples2006: 3.3%, 12 of 367 tested samples2007: 15.2%, 55 of 362 tested samples2008: 27.3%, 84 of 308 tested samples2009: 21.6%, 66 of 305 tested samples2010: 17.0%, 48 of 282 tested samples2011: 1.7%, 2 of 120 tested samples2012: 15.0%, 38 of 253 tested samples2013: 20.0%, 10 of 50 tested samples200420082013

10 tested years between 2004 and 2013. Gaps mean no validated tests in this release.

Read the yearly counts
Percentages use the samples actually tested in each year.
YearTestedDetectedRate
200438000.0%
200526200.0%
2006367123.3%
20073625515.2%
20083088427.3%
20093056621.6%
20102824817.0%
201112021.7%
20122533815.0%
2013501020.0%
Testing panels and detection limits change. These observations do not establish a causal trend.
All results for Water, Untreated →MCPA across foods →

About these results

Source: USDA Pesticide Data Program. Included annual releases: 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013.

How we count tests, detections and missing years →

Other analytes on this food

AtrazineDesethyl atrazineMetolachlor ethanesulfonic acid (ESA)2,4-D