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USGS NRP Tucson: Sediment Impacts from Disturbed and Undisturbed Lands

The Vigil Network: Pumpkin Creek Roger Ranch

The Vigil Network: Pumpkin Creek Roger Ranch
Site Summary

General Information

Site Name: Pumpkin Creek Roger Ranch
Location: Yellowstone River Basin, Southeastern Montana, USA
Principal Investigator: Robert Curry
Address: University of California, Santa Cruz, CA
Date of Site Establishment and/or Field Measurements: August 1975

Location at Lower End of Basin

Latitude: 46°12'52" N
Longitude: 105°40'39" W


(ranked in order of importance)

  1. Channel Change
  2. Vegetation
  3. Sedimentation
  4. Erosion

Site Information

Annual precipitation: 380 mm
Elevation: 762 m
Drainage area: 1798.5 km2
Hydrology: Slope m/m 0.0010, W/D Ratio at BF Stage 10.0
Photography: 12 exposures, B & W ground photos
Bench marks: 6
U.S.G.S. 7.5 minute maps: Horsecreek, MT

Stream Channels

Channel cross sections: 3
Other: 2 Pebble Count


Transects: 3
Grasses: Yes
Shrubs: Yes
Trees: Yes


Particle size:
Streambed: Yes
Bank: Yes
Other: Stream order n:4

Additional Data

Additional data collected but not submitted with this file: Benthic fauna data.

For information on how to obtain USGS topographic maps of this study site, please visit the USGS Maps, Imagery and Publicatinos page at http://www.usgs.gov/pubprod/.

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Page Last Modified: 15 January 2013