Portal, North Dakota 7.5 Minute Topo Map
Download PDF Portal (ND) 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 Portal topo map.
Adjoining 7.5' Quadrangle Legend
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- West Topo Map: Stampede, ND
- Topo Map: Portal, ND
- East Topo Map: Flaxton, ND
- Southwest Topo Map: Beaver Lake, ND
- South Topo Map: Rennie Lake, ND
- Southeast Topo Map: Woburn, ND
Download Free Topo Maps
Portal topo maps are provided as PDF files.
- 2020 Portal 7.5 Minute Topo Map [32.5 MB]
- 2017 Portal 7.5 Minute Topo Map [35.9 MB]
- 2014 Portal 7.5 Minute Topo Map [25.7 MB]
- 2011 Portal 7.5 Minute Topo Map [ 8.6 MB]
- 1949 Portal 7.5 Minute Topo Map
Note: The most current map is the 2020 Portal topographic map.