Pesticide concentrations: Red River 2006 to 2011
This table gives median annual concentrations of clopyralid, dicamba, MCPA, MCPP, 2,4-D and metolachlor (column headings) for the years 2006 to 2011 (row headings).
| Year | Clopyralid Median Concentrations (ng/L) | Dicampa Median Concentrations (ng/L) | MCPA Median Concentrations (ng/L) | MCPP Median Concentrations (ng/L) | Metolachlor Median Concentrations (ng/L) | 2,4-D Median Concentrations (ng/L) |
|---|---|---|---|---|---|---|
| 2006 | 30.05 | 0.73 | 0.58 | 0.5 | 23.7 | 37.85 |
| 2007 | 34.35 | 0.73 | 0.58 | 3.23 | 23.7 | 79.25 |
| 2008 | 18.4 | 2.19 | 2.825 | 2.045 | 23.7 | 41.25 |
| 2009 | 14.065 | 0.89 | 3.175 | 2.06 | 3.85 | 31.35 |
| 2010 | 9.875 | 4.11 | 2.665 | 1.375 | 2.63 | 25.05 |
| 2011 | 18.575 | 3.185 | 2.78 | 1.685 | 1.73 | 18.2 |
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