River Watch Version 3.4 This site not yet calibrated to discharge and catchment area. G. R. Brakenridge*
Experimental Satellite-Based River Discharge Measurements using passive microwave radiometry Signal/Model agreement: Poor T. De Groeve**
Arkansas Center: -94.184  Long. S/N rating: Fair S. Cohen***
GFDS Site Number 491 Predicted Flooded Area USA Center: 35.414  Lat. S.V. Nghiem****
GEE Time Lapse Learn more about this river 58728 sq km WBM contributing area A. J. Kettner*
Last measured: 21-Sep-17 Obtain Data J.P.M. Syvitski*
Discharge: 6618 m3/sec 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 64.7 mm 140% (7-day runoff compared to 10 y average for this date, 2003-2012) **Joint Research Centre, Ispra, Italy
Flood Magnitude: 0.0 Scale of 0-10 Flood Magnitude Defined Technical Summary ***University of Alabama
****Jet Propulsion Laboratory, California
Sensors: TRMM, AMSR-E, AMSR-2, GPM
Annual Maximum Discharge
1998 14912 m3/sec
1999 28201 m3/sec
2000 11789 m3/sec
2001 12075 m3/sec
2002 14097 m3/sec
2003 12107 m3/sec
2004 15377 m3/sec
2005 11153 m3/sec
2006 11281 m3/sec
2007 9863 m3/sec
2008 17744 m3/sec
2009 12267 m3/sec
2010 10862 m3/sec
Notes: 4-day forward moving average is applied. 2011 14767 m3/sec
Low flow threshold is 20th percentile discharge for this day, 2003-2013. 2012 12971 m3/sec