HUC Summary Maps
Instructions:
Select a variable of interest and background color option and then press submit.
Variable
Background Options
Area (km2)
Number of Downstream Units
Number of Upstream Units
Upstream Area (km2)
Perennial Shoreline Density (km/km²)
Intermittent Shoreline Density (km/km²)
Perennial Stream Density (km/km²)
Intermittent Stream Density (km/km²)
Percent Intermittent Water
Canal Density (km/km²)
Primary Road Density (km/km²)
Secondary Road Density (km/km²)
Tertiary Road Density (km/km²)
Other Road Density (km/km²)
Total Road Density (km/km²)
Railroad Density (km/km²)
Pipe and Power Line Density (km/km²)
Mean Elevation
Elevation Standard Deviation
Minimum Elevation
20th Percentile Elevation
Median Elevation
80th Percentile Elevation
Maximum Elevation
Elevation Relief
Elevation Coefficient of Variation
Elevation Mean-Median (%)
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15 AUG 2000, last updated on 16 AUG 2000
D.L. Gustafson
dlg@rapid.msu.montana.edu
