GMU 166 Tucannon Hunting, Washington
GMU 166 (Tucannon): 96% public land, habitat grade C+, elk ★★★★☆, 132 mi².
Tap anywhere on the map to move the pin, then hit Analyze to open that exact spot in HuntVantage for a live 0–100 score with per-species ratings.
HuntVantage habitat grade
Grade distribution of the habitat cells inside the unit — higher-scoring cells are the pockets worth scouting first. HuntVantage weighs cover, water, food, hunting pressure, and habitat diversity from public land-cover and land-ownership data.
Per-species ratings
Overall grade measures general habitat; these species ratings re-weight the same factors for each animal’s needs — the number that matters for a species-specific hunt.
Public land & access
96% of GMU 166 is public land; 96% is public and open-access.
Almost all public — Umatilla National Forest and the WDFW W.T. Wooten Wildlife Area along the Tucannon River.
Ownership from PAD-US; a cell is one ~0.46 km habitat hexagon. Verify boundaries and access on the ground — inholdings and seasonal closures aren’t shown here.
Hunting prospects
General + draw permits
GMU 166 (Tucannon) follows the Tucannon River into the Blue Mountains — national forest and the W.T. Wooten Wildlife Area, so access is good in strong elk country. Hunt the timbered canyon breaks and ridge benches and work well off the road system. Elk are general spike plus quality-bull draw; verify current seasons and wildlife-area rules with WDFW.
Scout the best spots in this unit
The highest-scoring public open-access habitat cells in GMU 166. Open any one in HuntVantage to see its live score and per-species breakdown.
Nearby units & guides
Sources: wdfw.wa.gov · wdfw.wa.gov · geodataservices.wdfw.wa.gov. HuntVantage habitat grades are independent of WDFW.