Progress and Expectations in Hydrology

1
Progress and Expectations in Hydrology
Jay Famiglietti Department of Earth System
Science UC Irvine
2
Terrestrial Water Storage Components
3
First Global Mass Change Fields
April/May 2002
August 2002
November 2002
February 2003
March 2003
April 2003
April/May 2003
July 2003
August 2003
September 2003
October 2003
November 2003
UCI-UT-GSFC
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First Global Mass Change Fields Comparison to
Land Assimilation Model Output
April/May 2002
August 2002
November 2002
February 2003
UCI-UT-GSFC
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Estimation of basin-scale DTWS, validation and
uncertainty
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Worlds Major Watersheds
Ob
Mississippi
Amazon
Bay of Bengal
Orange Zambezi
Lake Chad Niger
UCI-UT-GSFC
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Preliminary Basin Extractions
Amazon
Lake Chad and Niger
Mississippi
Ob
Bay of Bengal
Orange and Zambezi
UCI-UT-GSFC
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Potential Future Mass-Change Estimates From
GRACE
Large drainage regions of the continents
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Potential Future Mass-Change Estimates From GRACE
Pfafstetter level 1 basins
Pfafstetter level 2 basins
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Other Regions for Mass Change Extractions?
The High Plains Aquifer

• A global set of aquifers?
• Others?

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Progress and Current Activities in Hydrology
945 1000 GRACE 2 and Vision for the Future,
Mike Watkins 1000 1015 Break Theme 2
Progress and Current Activities in
Hydrology 1015 1030 Extracting Basin-Scale
Water Storage Variations from GRACE Time-Variable
Gravity, Sean Swenson 1030 1045 Estimating
hydrologic loads from GRACE, Ki-Weon Seo 1045
1100 Continental Water Storage Change from GRACE
and Hydrological Model, Jianli Chen 1100
1115 Characterizing signals and errors in GRACE
time-variable geoid, Paul Thompson 1115
1130 Quantification of GRACE continental
hydrology observations aliasing and potential
high-frequency signal recovery, C.K. Shum 1130
1145 Inversion of GRACE geoids for land
hydrology, Anny Cazenave 1145 1200 Open
Discussion