US Army Corps of Engineers
Rock Island District Website

Yours to Discover

Corps of Engineers Office and Red Rock Visitor Center

Have questions about the lake?  Stop at the visitor center and talk with the knowledgeable staff and volunteers. During your visit, check out the exhibits and take photos of the beautiful view of the lake from the observation deck.  Historical books and other lake related gifts are available in the visitor center cooperative store.



Project Office and Visitor Center
1105 N. Highway T15
Knoxville, IA  50138

Contact Information

Phone: (641) 828-7522 or (641) 628-8690

Project Office and Visitor Center Hours

Mon-Fri 7:30 a.m.-4:00 p.m.

Additional Weekend Hours
Sat-Sun 12:00-4:00 p.m.