MVOC Grant Park Harvest-O 2026

The race.

The Miami Valley Orienteering Club hosts this 10K orienteering event on September 13, 2026, in Centerville, Ohio. Participants navigate using maps and compasses to locate checkpoints across varied terrain, with courses available at five difficulty levels: White (beginner), Yellow (novice), Orange (advanced), Green, and Red (elite). All participants have up to two hours to complete their chosen course. The event provides course maps, chip timing, loaner compasses, and one-on-one instruction for beginners. The competition proceeds in all weather conditions.