I-90 Exit 131 (Visitor Contact Station) is open in both directions. Exit 127 (Launch Control Facility) is closed to eastbound traffic, but open to westbound traffic. Pick up all tour tickets at exit 131. Allow extra time to travel to Delta-01 for tours.
Delta-09 Visiting Hours
Launch Facility (missile silo) Delta-09 will be open daily from 8:00 a.m. to 4:00 p.m.
From May 1st to October 31st, a self-guided cell phone tour is available.
Delta-09 will closed if on-duty staff determine road conditions are unsafe due to weather conditions.
A National Park Service ranger will be at the site intermittently during the summer season to provide historic interpretation and answer visitor questions.
Self-guided cell phone tours are also available at the site. Visitors can use their cell phones to listen to a ranger recorded tour. There are ten stops along the tour which interpret the history of the site and Minuteman missiles across the Great Plains region.
Directions to Delta-09
If you are coming from the EAST: at the STOP sign, make a LEFT and continue onto the gravel road. The road will curve and the missile silo will be on the RIGHT hand side. Pull off to the right hand side of the drive and park outside the gate.
If you are coming from the WEST: at the STOP sign, make a RIGHT and continue onto the gravel road. The road will curve and the missile silo will be on the RIGHT hand side. Pull off to the right hand side of the drive and park outside the gate.
Did You Know?
South Dakota’s Minuteman Missile field covered 13,500 square miles. An area larger than the state of Maryland.