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: -92.654  Long. S/N rating: Fair S. Cohen***
GFDS Site Number 490 Predicted Flooded Area USA Center: 35.054  Lat. S.V. Nghiem****
GEE Time Lapse Learn more about this river 58728 sq km WBM contributing area A. J. Kettner*
Last measured: 22-Nov-17 Obtain Data J.P.M. Syvitski*
Discharge: 3902 m3/sec Status: 1 (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 38.4 mm 56% (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 18837 m3/sec
1999 13976 m3/sec
2000 13088 m3/sec
2001 17497 m3/sec
2002 15500 m3/sec
2003 11438 m3/sec
2004 13768 m3/sec
2005 14442 m3/sec
2006 11469 m3/sec
2007 12411 m3/sec
2008 22016 m3/sec
2009 14704 m3/sec
2010 14175 m3/sec
Notes: 4-day forward moving average is applied. 2011 16850 m3/sec
Low flow threshold is 20th percentile discharge for this day, 2003-2013. 2012 15710 m3/sec