Grand Portal Point Michigan Historical topographic map, 1:25000 scale, 7.5 X 7.5 Minute, Year 1983

~ Grand Portal Point MI topo map, 1:25000 scale, 7.5 X 7.5 Minute, Historical, 1983, updated 1984

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Grand Portal Point, Michigan, USGS topographic map dated 1983.

Includes geographic coordinates (latitude and longitude). This topographic map is suitable for hiking, camping, and exploring, or framing it as a wall map.

Printed on-demand using high resolution imagery, on heavy weight and acid free paper, or alternatively on a variety of synthetic materials.

Topos available on paper, Waterproof, Poly, or Tyvek. Usually shipping rolled, unless combined with other folded maps in one order.


  • Product Number: USGS-5441840
  • Free digital map download (high-resolution, GeoPDF): Grand Portal Point, Michigan (file size: 15 MB)
  • Map Size: please refer to the dimensions of the GeoPDF map above
  • Weight (paper map): ca. 55 grams
  • Map Type: POD USGS Topographic Map
  • Map Series: HTMC
  • Map Verison: Historical
  • Cell ID: 17991
  • Scan ID: 277636
  • Imprint Year: 1984
  • Woodland Tint: Yes
  • Aerial Photo Year: 1977
  • Edit Year: 1983
  • Field Check Year: 1980
  • Datum: NAD27
  • Map Projection: Universal Transverse Mercator
  • Provisional map: Yes
  • Map published by United States Geological Survey
  • Map Language: English
  • Scanner Resolution: 600 dpi
  • Map Cell Name: Grand Portal Point
  • Grid size: 7.5 X 7.5 Minute
  • Date on map: 1983
  • Map Scale: 1:25000
  • Geographical region: Michigan, United States

Neighboring Maps:


All neighboring USGS topo maps are available for sale online at a variety of scales.


Spatial coverage:

Topo map Grand Portal Point, Michigan, covers the geographical area associated the following places:

- Sail Rock - Chapel Beach Campground - Lovers Leap - Chapel Lake - Chapel Rock - Mosquito River - Mosquito Beach Campground - Upper Shoe Lake - Spray Falls - Chapel Creek - Chapel Falls - Section Thirtyfour Creek - Grand Portal Point - Lakeshore Trail - Spray Creek - Lower Shoe Lake - Grand Portal - Mosquito Falls - Pictured Rocks - Little Chapel Lake

  • Map Area ID: AREA46.62546.5-86.5-86.375
  • Northwest corner Lat/Long code: USGSNW46.625-86.5
  • Northeast corner Lat/Long code: USGSNE46.625-86.375
  • Southwest corner Lat/Long code: USGSSW46.5-86.5
  • Southeast corner Lat/Long code: USGSSE46.5-86.375
  • Northern map edge Latitude: 46.625
  • Southern map edge Latitude: 46.5
  • Western map edge Longitude: -86.5
  • Eastern map edge Longitude: -86.375

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