McLean-Mercer Regional Library, Riverdale, North Dakota, is headquarters for a consortium of public libraries in the communities of Beulah, Garrison, Hazen, Max, Stanton, Turtle Lake, Underwood and Washburn.
Mission Statement:
The mission of the McLean-Mercer Regional Library is to provide and promote the development of independent, self-confident and literate citizens through the provision of open access to cultural, intellectual, and informational resources. The mission of the library is to serve and be responsive to the needs of the communities.
Visit the bookmobile at Touch-A-Truck in Hazen, Thursday, July 16, 10 am-4 pm.
New Saturday hours at Underwood Public Library!
Underwood Public Library, a member of the McLean-Mercer Regional Library Consortium, has new Saturday hours. Now open 9 am-12 pm. Also open Monday & Wednesday 9 am-3 pm and Tuesday & Thursday 1 pm-6 pm.
Library Board meeting:
The McLean-Mercer Regional Library Board of Trustees will meet Monday, September 28, 2026, 6 pm, at the library in Riverdale. Agenda items include review and approval of bills and finances.
Obstacle Course:
The library has an obstacle course painted on the sidewalk around the building. Run, play hopscotch, make your way through the “water hazard”, follow the alphabet trail and more.
McLean-Mercer Regional Library 