~ Bologna Basin OR topo map, 1:24000 scale, 7.5 X 7.5 Minute, Historical, 1990, updated 1990
Bologna Basin, Oregon, USGS topographic map dated 1990.
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-5416854
 - Free digital map download (high-resolution, GeoPDF): Bologna Basin, Oregon (file size: 12 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: 72285
 - Scan ID: 279087
 - Imprint Year: 1990
 - Woodland Tint: Yes
 - Aerial Photo Year: 1984
 - Edit Year: 1990
 - Field Check Year: 1987
 - Datum: NAD27
 - Map Projection: Lambert Conformal Conic
 - Provisional map: Yes
 - Map published by United States Geological Survey
 - Map Language: English
 - Scanner Resolution: 600 dpi
 - Map Cell Name: Bologna Basin
 - Grid size: 7.5 X 7.5 Minute
 - Date on map: 1990
 - Map Scale: 1:24000
 - Geographical region: Oregon, United States
 
Neighboring Maps:
All neighboring USGS topo maps are available for sale online at a variety of scales.
Spatial coverage:
Topo map Bologna Basin, Oregon, covers the geographical area associated the following places:
- West Fork Cochran Creek - Alkali Flats - Rail Canyon - Thorn Spring - Rudio Creek - Thorn Spring Butte - Cochran Creek - Bologna Basin - Tommy Cork Spring - Putnam Spring - Negro Knob Trail (historical) - Bologna Spring - Ant Hill - Portuguese Canyon - Rains Canyon - Negro Knob - Gilmore Creek - Neal Dam - Waller Reservoir Number Four - Birch Creek - Dry Creek - Wagon Road Gulch - Cupper Canyon - Big Bend
- Map Area ID: AREA44.87544.75-119.625-119.5
 - Northwest corner Lat/Long code: USGSNW44.875-119.625
 - Northeast corner Lat/Long code: USGSNE44.875-119.5
 - Southwest corner Lat/Long code: USGSSW44.75-119.625
 - Southeast corner Lat/Long code: USGSSE44.75-119.5
 - Northern map edge Latitude: 44.875
 - Southern map edge Latitude: 44.75
 - Western map edge Longitude: -119.625
 - Eastern map edge Longitude: -119.5