| River Watch Version 3.4 |
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G. R.
Brakenridge* |
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| Experimental
Satellite-Based River Discharge Measurements using passive microwave
radiometry |
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Signal/Model agreement: |
Poor |
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T. De Groeve** |
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Roanoke |
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Center: |
-76.904 |
Long. |
S/N rating: |
Fair |
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S. Cohen*** |
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| GFDS Site Number |
100179 |
Predicted
Flooded Area |
USA |
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Center: |
35.864 |
Lat. |
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S.V. Nghiem**** |
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| GEE
Time Lapse |
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Learn more about this
river |
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25963 |
sq km |
WBM contributing area |
A. J. Kettner* |
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| Last measured: |
24-Jan-18 |
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Obtain Data |
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J.P.M. Syvitski* |
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| Discharge: |
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511 |
m3/sec |
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Status: |
2 |
(1, low; 2, normal flow; 3, moderate flood, r
>1.5 y; 4, major flood, r >5 y) |
*CSDMS/INSTAAR, University of Colorado |
| 7-day Runoff |
0.0 |
mm |
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0% |
(7-day runoff compared to 10 y average for this
date, 2003-2012) |
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**Joint Research Centre, Ispra, Italy |
| Flood Magnitude: |
0.0 |
Scale of 0-10 |
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Flood
Magnitude Defined |
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Technical Summary |
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***University of Alabama |
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****Jet Propulsion Laboratory, California |
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Sensors: TRMM, AMSR-E, AMSR-2, GPM |
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Annual Maximum Discharge |
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1998 |
912 |
m3/sec |
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1999 |
1350 |
m3/sec |
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2000 |
1687 |
m3/sec |
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2001 |
762 |
m3/sec |
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2002 |
703 |
m3/sec |
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2003 |
795 |
m3/sec |
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2004 |
1232 |
m3/sec |
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2005 |
1070 |
m3/sec |
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2006 |
756 |
m3/sec |
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2007 |
1189 |
m3/sec |
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2008 |
1252 |
m3/sec |
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2009 |
997 |
m3/sec |
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2010 |
1101 |
m3/sec |
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Notes: |
4-day forward moving average is applied. |
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2011 |
1128 |
m3/sec |
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Low flow threshold is 20th percentile discharge
for this day, 2003-2013. |
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2012 |
1323 |
m3/sec |
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