Thunder Bay Island, Michigan 7.5 Minute Topo Map
Download PDF Thunder Bay Island (MI) USGS topo maps. These are full-sheet 7.5 Minute (1:24,000 scale) topographic maps. The red outline on the map below identifies the boundaries of the Thunder Bay Island topo map.
Adjoining 7.5' Quadrangle Legend
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- Northwest Topo Map: Middle Island, MI
- West Topo Map: North Point, MI
- Topo Map: Thunder Bay Island, MI
- Southwest Topo Map: South Point, MI
Download Free Topo Maps
Thunder Bay Island topo maps are provided as PDF files.
- 2019 Thunder Bay Island 7.5 Minute Topo Map [21.0 MB]
- 2017 Thunder Bay Island 7.5 Minute Topo Map [15.4 MB]
- 2014 Thunder Bay Island 7.5 Minute Topo Map [19.4 MB]
- 2011 Thunder Bay Island 7.5 Minute Topo Map [ 9.2 MB]
- 1971 Thunder Bay Island 7.5 Minute Topo Map
- 1971 Thunder Bay Island 7.5 Minute Topo Map
Note: The most current map is the 2019 Thunder Bay Island topographic map.