Tags: Military Structure.
Camp Gruber is an Oklahoma Army National Guard (OKARNG) training facility used for Training of OKARNG soldiers. It covers a total of 87 square miles (230 km2). The base is named after General Edmund L. Gruber.Camp Gruber is located near Braggs Oklahoma in the Cookson Hills about 14 miles (23 km) southeast of Muskogee Oklahoma.The Oklahoma Wildlife Department and the OKARNG have in place an agreement that allows limited hunting by civilians on the base.