Application of Remote Sensing Technologies

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Application of Remote Sensing Technologies

• John Osterberg
• Bureau of Reclamation

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Primary Project Goals

• Investigate existing satellite technologies and
  associated algorithms for measurement of
  evapotranspiration
• Develop most promising technologies into tools
  for water managers
• Refine existing USBR ET methodologies especially
  in riparian zones.

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Primary Research Locations

• Palo Verde Irrigation District (Blythe, CA)
• Cibola National Wildlife Refuge (Cibola, AZ)

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Ground Measurement Facilities

• Infrared Radiometer (IRR)
• Neutron Probe
• Twenty Monitoring Wells
• SAP Flow (Heat Balance, Heat Dissipation)
• Surface Water Measuring Devices

• Eddy Covariance and Bowen Ratio Towers (Alfalfa)
• Eddy Covariance Tower (Cotton)
• Three Bowen Ratio One Eddy Covariance Towers
  (Riparian)
• Scintillometer
• Spectral Radiometer

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Water Budgets (2007 2008)

• 80 Acre Alfalfa Field
• Palo Verde Irrigation District
• Colorado River Watershed (Parker to Imperial Dams)

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High Intensity Study Phase

• LANDSAT 5 (1984) 7 (1999)
• AVRIS (2001)
• MODIS
• High Resolution Infrared (Utah State University)

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LANDSAT 5 image of 9June2007 Pseudo color image
of Band 6 (10.4 12.5 µm) Resolution 120 m
MODIS image of 9June2007 Pseudo color image
of Band 24 (8.4 8.7 µm) Resolution 1000 m
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ASTER image of June 8, 2007. Pseudo color image
of Band 11 (8.475 8.825 µm) Resolution 90 m
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ASTER image of June 17, 2007 Pseudo color image
of Band 11 (8.475 8.825 µm) Resolution 90 m
LANDSAT 7 image of June 17, 2007 Pseudo color
image of Band 6 (10.4 12.5 µm) Resolution 60 m
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Blind Test

• METRIC
• ALEXI/DISALEXI
• SEBAL/METRIC
• HYBRID

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Research Partners

• Central State University
• Colorado State University
• Bowling Green State University
• Cleveland State University
• Ohio Aerospace Institute

• Wright State University
• Utah State University
• University of Arizona
• University of Toledo
• USGS-BRD
• Agricultural Research Service
• US Fish and Wildlife Service