Augustine Avwunudiogba

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MODELING SOIL EROSION RIO PANUCO BASIN, MEXICO

• Augustine Avwunudiogba
• Department of Geography

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PRESENTATION OUTLINE

• Background/Motivation
• Goals of Study
• Data Collection
• Data Analysis
• Result
• Conclusion Future Research

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THE RIO PAUCO BASIN, MEXICO
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CULTIVATION IN THE UPLANDS OF RIO
MOCTEZUMA WATERSHED IN THE PANUCO BASIN
P.F Hudson
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RIO MOCTEZUMA HIGH SUSPENDED SEDIMENT LOAD
HIGH SEDIMENT LOAD RELATED TO LANDUSE?
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GOAL/OBJECTIVES

• Preliminary study
• Determine the available Public Domain Data
• Determine the Suitability of the Public Domain
  Data
• Review Existing Soil Erosion Model
• Conduct a preliminary Soil Erosion Assessment for
  the Basin

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SOME SOIL EROSION SIMULATION MODELS

• USLE/RUSLE (Universal Soil Loss Equation)
  Wischmeier Smith, 1978/Renard et al.,1987
• WEPP (Water Erosion Prediction Project)-Nearing
  et al.,1989
• EUROSEM (European Soil Erosion Model)-Morgan et
  al.,1991
• EPIC (Erosion Productivity Impact
  Calculator)-Williams et al.,1984
• CREAMS(Chemical Runoff and Erosion from
  Agricultural Management Systems)-Knisel,1980
• KINEROS (Kinematic Erosion Simulation
  Model)-Smith,1981
• ANSWERS (Area Non-Point Source Watershed
  Environment Response Simulation Model)-Beasley,et
  al.,1980)

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DATA COLLECTION

• REQUIRED DATA
• Rio Panuco Basin
• Dem
• Slope
• Landuse/landcover
• Rainfall
• Soil
• Support Practice
• AVAILABLE DATA (PUBLIC DOMAIN)
• Rio Panuco Basin (USGS Hydro 1k)
• Dem (USGS Hydro 1k GTOPO)
• Slope (USGS Hydro 1k GTOPO)
• Landuse/landcover(USGS Global Landuse Data)
• Precipitation (-Dr. Maidment)

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DATA COLLECTION CNTD.
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SUB-WATERSHEDS IN THE RIO PANUCO BASIN
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PRECIPITATION DISTRIBUTION IN THE RIO PANUCO BASIN
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ELEVATION IN THE PANUCO BASIN
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LAND USE/LAND COVER IN THE PANUCO BASIN
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DATA ANALYSIS
Erosion Sensitivity Mapping (Modified from
Morgan,1979)
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DATA ANALYSIS
Erosion Sensitivity Mapping (Modified from
Morgan,1979)
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SLOPE RANGE IN THE RIO PANUCO BASIN
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RECLASSIFIED SLOPE MAP OF RIO PANUCO BASIN
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RECLASSIFIED LAND USE/ LAND COVER RIO PANUCO
BASIN
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SOIL EROSION SENSITIVITY IN RIO PANUCO BASIN
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CONCLUSION FUTURE STUDY

• Conclusion
• -Limited Data in Public Domain
• -Spatial Resolution of Available Data
  Inappropriate
• Future Study
• -Prepare proposal for grant
• -Undertake a Preliminary Field Visit
• -Select a Sub-watershed for Detailed Study

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ACKNOWLEDGEMENT

• Dr. Maidment
• Dr. P.F. Hudson
• Mr.Venkatesh Merwade

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Questions/Suggestions
?