Truax Field is a military airfield located in Madison, Wisconsin. It serves as a base for the Wisconsin Air National Guard and is primarily used for training and operational missions. The facility supports various aircraft and provides essential services for military operations. The airfield is named after Captain Charles Truax, a World War I pilot from Wisconsin. In addition to military functions, Truax Field is also used for civilian aviation, offering services to private pilots and small aircraft. Its strategic location enhances both military readiness and local aviation activities.