| 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: |
Very Good |
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T. De Groeve** |
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Kobuk |
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Center: |
-159.614 |
Long. |
S/N rating: |
Good |
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S. Cohen*** |
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| GFDS Site Number |
530 |
Predicted
Flooded Area |
USA |
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Center: |
67.094 |
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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24553 |
sq km |
Station contributing area |
A. J. Kettner* |
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| Last measured: |
23-Sep-17 |
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Obtain Data |
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J.P.M. Syvitski* |
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| Discharge: |
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70 |
m3/sec |
Ice Cover |
Status: |
0 |
(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 |
24.7 |
mm |
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143% |
(7-day runoff compared to 7 y average for this
date, 2003-2010) |
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**Joint Research Centre, Ispra, Italy |
| Flood Magnitude: |
0.1 |
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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Sub-ice flow value: |
70 |
m3/sec |
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Ice-cover detection operates during: |
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Sept. 9-Nov. 1 |
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May 1 -May 23 |
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Annual Maximum Discharge |
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2003 |
2242 |
m3/sec |
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2004 |
2072 |
m3/sec |
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2005 |
2301 |
m3/sec |
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2006 |
2490 |
m3/sec |
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2007 |
1509 |
m3/sec |
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2008 |
1685 |
m3/sec |
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2009 |
1710 |
m3/sec |
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2010 |
1337 |
m3/sec |
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Notes: |
4-day forward moving average is applied. |
Ground Gauging Station: |
#
USGS 15744500 KOBUK R NR KIANA AK |
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Low flow threshold is 20th percentile discharge
for this day, 2003-2010. |
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2014 |
1336 |
m3/sec |
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