WA Mule Deer Unit 166 — Tucannon

WA 166 – Tucannon: Tactical Analysis. Terrain & Access WA 166 spans 1,857–6,363 ft of elevation across 84,920 acres in southeastern Washington, with nearly all land (97%) in public ownership. The unit's 15% wilderness designation provides alpine and backcountry terrain for hunters willing to hike; the remaining landscape is accessible national forest with road networks. This mix of motorized and foot access gives both day-hunt and backpack hunters flexibility. Hunt Character This unit suits mule deer and white-tailed deer hunters seeking accessible public-land opportunity with minimal private-property barriers. The high public-land percentage and moderate wilderness coverage mean..