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Dataset Description
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Bedrock Lithologic Units
Major Bedrock Lithologic Units for the Pacific Norwthwest
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1.1MB
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Census Summary, 1990
1990 Census Summary Tape File 1A by Block Group
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2.2MB
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Dwelling units, 1850
1850 dwelling unit population
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62KB
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Ecoregions
Level III and IV Ecoregions for the Willamette River Basin
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364KB
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Elevation
Elevation of the Willamette River Basin in integer degrees
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28MB
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Fifth Field Watersheds
Willamette River Basin Fifth Field Watersheds (polygons)
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1.8MB
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Functional Transportation
ODOT Functional Transportation of the Willamette Valley
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23MB
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GPS-derived Control Points
54 GPS points collected around the Willamette Valley
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10KB
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Hillshade
Hillshade of elevation of the Willamette River Basin in integer degrees
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25.5MB
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Arc/INFO
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Lakes
Lakes and waterbodies (including large rivers)
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373KB
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ARCE
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Land Use/Land Cover
LAND USE / LAND COVER ca. 1990
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12.1MB
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Plan Trend Scenario 2000
Plan Trend scenario for the year 2000
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10.8MB
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Arc/INFO
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Plan Trend Scenario 2010
Plan Trend scenario for the year 2010
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10.8MB
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Arc/INFO
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Plan Trend Scenario 2020
Plan Trend scenario for the year 2020
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10.8MB
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Arc/INFO
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Plan Trend Scenario 2030
Plan Trend scenario for the year 2030
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10.8MB
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Arc/INFO
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Plan Trend Scenario 2040
Plan Trend scenario for the year 2040
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10.8MB
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Arc/INFO
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Plan Trend Scenario 2050
Plan Trend scenario for the year 2050
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10.8MB
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Arc/INFO
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Population, 1930
1930 Population by Minor Civil Divisions
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287KB
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Population, 1970
1970 Population by Census County Divisions
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376KB
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Population, 1990
1990 population subtotals in age categories
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2.1MB
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Population Density, 1990
1990 population and population density reported by census block
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13.6MB
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FGDC
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Public ownership
Landownership in the Willamette River Basin as private or public, by possesing agency
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1.1MB
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River Reach
Stream network for the Willamette River Basin
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2.8MB
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Roads Network
Linework representing the road network of the Willamette Valley
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29MB
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Soils
SSURGO and STATSGO Soils for the Willamette River Basin
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79MB
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ARCE
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Study Area Boundary
Willamette River Basin Study Area Boundary
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342KB
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At Download
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Summary Tape, 1990
1990 Summary Tape File 1B
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15.9MB
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Topographic Aspect
Topographic aspect of the Willamette River Basin in integer degrees
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33.6MB
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Arc/INFO
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Topographic Slope
Topographic slope of the Willamette River Basin in integer degrees
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18.4MB
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Vegetation, 1851
"Presettlement" vegetation in Oregon
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13MB
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ARCE
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