Clear Lake Illinois Historical topographic map, 1:24000 scale, 7.5 X 7.5 Minute, Year 1981

~ Clear Lake IL topo map, 1:24000 scale, 7.5 X 7.5 Minute, Historical, 1981, updated 1981

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Clear Lake, Illinois, USGS topographic map dated 1981.

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-5527513
  • Free digital map download (high-resolution, GeoPDF): Clear Lake, Illinois (file size: 10 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: 9054
  • Scan ID: 307293
  • Imprint Year: 1981
  • Woodland Tint: Yes
  • Aerial Photo Year: 1975
  • Edit Year: 1981
  • Field Check Year: 1976
  • Datum: NAD27
  • Map Projection: Transverse Mercator
  • Map published by United States Geological Survey
  • Map Language: English
  • Scanner Resolution: 600 dpi
  • Map Cell Name: Clear Lake
  • Grid size: 7.5 X 7.5 Minute
  • Date on map: 1981
  • Map Scale: 1:24000
  • Geographical region: Illinois, United States

Neighboring Maps:


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


Spatial coverage:

Topo map Clear Lake, Illinois, covers the geographical area associated the following places:

- Clear Lake

  • Map Area ID: AREA40.12540-90.375-90.25
  • Northwest corner Lat/Long code: USGSNW40.125-90.375
  • Northeast corner Lat/Long code: USGSNE40.125-90.25
  • Southwest corner Lat/Long code: USGSSW40-90.375
  • Southeast corner Lat/Long code: USGSSE40-90.25
  • Northern map edge Latitude: 40.125
  • Southern map edge Latitude: 40
  • Western map edge Longitude: -90.375
  • Eastern map edge Longitude: -90.25

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