Home Archived May 12, 2018

USGS NRP Tucson: Sediment Impacts from Disturbed and Undisturbed Lands

The Vigil Network: Yocona River

The Vigil Network: Yocona River
Site Summary

General Information

Site Name: Yocona River
Location: Yalobusha and Panola Counties, Mississippi USA
Principal Investigator: S.C. Happ
Address: U.S.D.A. Sedimentation Lab, Oxford, Mississippi USA
Date of Site Establishment and/or Field Measurements: 1940-1941 and 1970-1971

Location at Lower End of Basin

Latitude: 34°15'00" N
Longitude: 89°17'45" W


(ranked in order of importance)

  1. Sedimentation
  2. Channel Change
  3. Erosion

Site Information

Annual precipitation: 1370 mm
Elevation: 53.3 m
Relief: 61.0 m
Drainage area: 1942.5 km2
Geology: Coastal plain sand and clay; surficial loess.
Hydrology: +/- 500 mm runoff
Vegetation: Hardwoods, Scattered Farmlands
Photography: High altitude aerial; ground photos of range markers, channels, etc.
U.S.G.S. 7.5 minute maps: Courtland, MISS; Denmark, MISS; Oxford South, MISS; Shuford, MISS; Tocowa, MISS; Water Valley East, MISS; Water Valley West, MISS; Yocona, MISS

Stream Channels

Channel cross sections: 12
Discharge: Gaging station: 3 hr., Enid Dam, Oxford


Other: Reservoir Sedimentation and Rain Gage: Enid Reservoir (USCE)
Valley Sections: 12

Additional Data

Additional data collected but not submitted with this file: 8 topo maps, 1 map of sedimentation ranges, 6 sheets of valley cross-sections filed in MA-1412.

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/.

Accessibility FOIA Privacy Policies and Notices

Take Pride in America logo USA.gov logo U.S. Department of the Interior | U.S. Geological Survey
Page Contact Information: Please direct feedback regarding this page to the webmaster.
Page Last Modified: 15 January 2013