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2025 CWD testing results
This table represents the CWD testing summary of deer harvested/collected in 2025. Totals reflected in this update, current as of 11/14/2025, only include those with final test results. Deer with pending results are not included in these totals.
|
Zone/County |
Total Tested |
# Positive |
|
Baraga |
0 | 0 |
| Chippewa | 18 | 0 |
| Dickinson | 92 | 0 |
| Houghton | 0 |
0 |
| Iosco | 19 | 0 |
| Keweenaw | 0 |
0 |
| Luce | 2 | 0 |
| Mackinac | 5 | 0 |
| Ogemaw | 101 |
0 |
| Ontonagon | 1 |
0 |
| Schoolcraft | 1 |
0 |
|
z—Total |
239 | 0 |
|
|
Total Tested |
# Positive |
|
Remainder of State* |
306 |
5 |
|
Statewide Total for 2025** |
545 | 5 |
**Certain deer not included in totals (e.g., insufficient samples, fawns, missing gender/age). With those and pending results included, statewide total =607
Additional deer have been tested through the hunters feeding Michigan program and hunter submissions directly to MSU-VDL and are not reflected in this table. There have been an additional 61 positives detected through this testing.