Land Use Data for Latitude 44.25 Longitude -121.75

Area size: .5 degrees latitude by .5 degrees longitude


Three Sisters Biosphere Reserve

Agricultural Land Uses

Forestry - Pastoralism if moderate or higher
Grasslands - Mod. intensive pastoralism


Boreal drylands
Temperate drylands



Growing Period (days)

60 to 89
90 to 119
120 to 149

Soil Types

Calcisols (Substantial accumulation of secondary lime)
Cambisols (Horizon differentiation in the subsoil evident from changes in structure, colour, clay content or carbonate content)


Plain or plateau
Mountain 800-1500 m, slope > 5%
Mountain 1500-2500 m, slope > 2%

Slopes (degrees)

2 to 5
5 to 8
8 to 16
16 to 30
30 to 45

Population Density (persons per km2)

0 to 2
2 to 10

Infant mortality (per 1000 live births)

2 to 5

Mineral Extraction

Site Name (Type)Minerals
(Surface)Sand and Gravel, Construction
Arpke Pit (Surface)Sand and Gravel, Construction
Black Butte Pit (Surface)Sand and Gravel, Construction
Black Buttte Gravel Site (Surface)Sand and Gravel, Construction
Hermana GroupPumice
Hogg Rock Ptit (Surface)Stone, Crushed/Broken
Santiam Cinder Pit (Surface)Pumice
Winslow Claim Nos. 1 and 2Stone
Zimmerman Butte Pit (Surface)Pumice

Agricultural use data provided by LADA, 2008. "Mapping Land Use Systems at global and regional scales for Land Degradation Assessment Analysis. Version 1.0" Nachtergaele F. & Petri M.
Mineral extraction data provided by USGS Mineral Resources Data System (MRDS), downloaded June 2, 2010.