Boulder Canyon (56C) is a public-use airport serving Belding, Michigan, at 823 feet above sea level, with CTAF 122.9. Its runways: 07/25 (2,200 × 100 ft, turf).
This diagram plots every runway from the FAA’s surveyed threshold coordinates, so it sits at true heading and true length — a gift for the pilots, students, instructors and families of 56C.