Zero Dark Ultra

ZERO DARK ULTRA

Zero Dark Ultra is a multi-event endurance meeting held in Spokane, WA on August 8, 2026, organized by Phase One Missions. The event offers timed run and ruck formats on a continuous 1.56 mile loop over dirt and wood chip trail surface.

Event options include 24 hour, 12 hour, 6 hour, Tiny Titans Ultra, 1 hour run, and 1 hour ruck. Participants may run or ruck and are asked to complete as many loops as they can within their chosen event. Ruck participants must carry a pack or vest that does not exceed 45 pounds.

The course is staged from Phase One training grounds and associated local areas such as Reardan Cross Country track in Seven Mile, Riverside State Park, and Mt Spokane State Park. The main aid station is semi-stocked and will provide Tailwind Endurance Fuel, NeverSecond C30 Energy Gels, 1st Phorm protein bars and energy drinks, plus water and snack options. Runners and ruckers are encouraged to be self-sufficient and to bring required gear including a headlamp, appropriate clothing, food, water, and electrolytes.

Everyone who registers receives a Phase One training tee. A custom buckle is provided for 100 mile finishers and a patch is given to other finishers. Registration closes August 7, 2026. No refunds are available at this time. Visit the organization's website for the most recent information.