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Three Mile Bay Louisiana Historical topographic map, 1:31680 scale, 7.5 X 7.5 Minute, Year 1949

~ Three Mile Bay LA topo map, 1:31680 scale, 7.5 X 7.5 Minute, Historical, 1949, updated 1949

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Three Mile Bay, Louisiana, USGS topographic map dated 1949.

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-5593386
  • Free digital map download (high-resolution, GeoPDF): Three Mile Bay, Louisiana (file size: 4 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: 45013
  • Scan ID: 334149
  • Imprint Year: 1949
  • Field Check Year: 1935
  • Datum: NAD27
  • Map Projection: Polyconic
  • Advance: Yes
  • Planimetric: Yes
  • Map published by United States Geological Survey
  • Map Language: English
  • Scanner Resolution: 600 dpi
  • Map Cell Name: Three Mile Bay
  • Grid size: 7.5 X 7.5 Minute
  • Date on map: 1949
  • Map Scale: 1:31680
  • Geographical region: Louisiana, United States

Neighboring Maps:


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


Spatial coverage:

Topo map Three Mile Bay, Louisiana, covers the geographical area associated the following places:

- Drum Bayou - Three Mile Pass - Crooked Island - Mink Island - Bayou Creque - Shell Island - Turkey Bayou - Negro Point - Johnson Bayou - Johnson Bay - West Karako Bay - Shell Point - North Karako Bay - Northwest Jack Williams Bay - Raccoon Island - Three Mile Bay - Picnic Bayou - Little Raccoon Island

  • Map Area ID: AREA30.12530-89.375-89.25
  • Northwest corner Lat/Long code: USGSNW30.125-89.375
  • Northeast corner Lat/Long code: USGSNE30.125-89.25
  • Southwest corner Lat/Long code: USGSSW30-89.375
  • Southeast corner Lat/Long code: USGSSE30-89.25
  • Northern map edge Latitude: 30.125
  • Southern map edge Latitude: 30
  • Western map edge Longitude: -89.375
  • Eastern map edge Longitude: -89.25

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