WSP01538

• File Number: 8210.470
• Description: Pacific Southwest Interagency Committee
• State: CO
• Basin: Colorado Mainstem
• Water Division: 5
• Date: 4/1/1974
• Author: Unknown
• Title: Report of the Water Management Technical Subcommittee - Erosion and Sediment Yield Methods - April 1974
• Water Supply Pro - Doc Type: Report/Study

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Table of Contents

Introduction........................ .............. .......... ..
Processes of erosion, transport, and deposition...............
Methods investigated..........................................
Evaluation of methods.........................................
Some applications of on-site erosion and sediment yield
methods using field data....................................
Relation of on-site erosion to sediment yield.................
Summary of recommendations....................................
Selec ted references...........................................
Appendix 1.... ............ .................. ..... .............

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Table 1.
2.
3.
4.
5.

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Tables

Summary table of on-site erosion and sediment yield
methods.......................................... .
Annual EI values on Walnut Gulch....................
lie" values for permanent pasture, rangeland, and
idle land from SCS T. R. 51.......................
Measured parameters of the four watersheds used in
this analysis.....................................
Sediment yield prediction for three stock ponds on
the Walnut Gulch Experimental Watershed near
Tombstone, Arizona................................

Figures

Figure 1. Sediment yield change with increasing watershed
size simulated with a stochastic runoff model
and a deterministic sediment transport relation
for watersheds in Southeastern Arizona...........
2. Relation of mean annual sediment yield to
drainage area for 99 small watersheds in
eastern Wyoming..................................................................
3. Sediment delivery ratio vs. size of drainage area
(Roehl, 1963)....................................

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