| County: | Polk |
| # Sampled: | 885 |
| # Analyzed: | 885 |
| Positive for CWD: | 0 |
| CWD Year | Period | DNR Zone | # Sampled | # Analyzed | Positive for CWD |
|---|---|---|---|---|---|
| 2008 | Hunting Season Surveillance | Remainder of Wisconsin | 256 | 256 | 0 |
| 2008 | Out-of-Season Surveillance | Remainder of Wisconsin | 88 | 88 | 0 |
| 2007 | Hunting Season Surveillance | Remainder of Wisconsin | 6 | 6 | 0 |
| 2007 | Out-of-Season Surveillance | Remainder of Wisconsin | 96 | 96 | 0 |
| 2006 | Hunting Season Surveillance | Remainder of Wisconsin | 17 | 17 | 0 |
| 2006 | Out-of-Season Surveillance | Remainder of Wisconsin | 93 | 93 | 0 |
| 2005 | Hunting Season Surveillance | Remainder of Wisconsin | 2 | 2 | 0 |
| 2003 | Hunting Season Surveillance | Remainder of Wisconsin | 1 | 1 | 0 |
| 2002 | Hunting Season Surveillance | Remainder of Wisconsin | 325 | 325 | 0 |
| 2002 | Out-of-Season Surveillance | Remainder of Wisconsin | 1 | 1 | 0 |
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