River Watch Version 3.5 This site not yet calibrated to discharge and actual catchment area. Values are placeholders only. G. R. Brakenridge*
Experimental Satellite-Based River Discharge Measurements using passive microwave radiometry Signal/Model agreement: Poor A. J. Kettner*
Arkansas Center: -92.654  Long. S/N rating: Fair T. De Groeve**
GFDS Site Number 490 Modis History USA Center: 35.054  Lat. S. Paris**
GEE Time Lapse Learn more about this river 162786 sq km WBM contributing area S. Cohen***
Last measured: 16-Oct-18 Obtain Data *CSDMS/INSTAAR, University of Colorado
Discharge: 4367 m3/sec Status: 2 (1, low; 2, normal flow; 3, moderate flood, r >1.5 y; 4, major flood, r >5 y) **Joint Research Centre, Ispra, Italy
7-day Runoff 13.2 mm 69% (7-day runoff compared to 20 y average for this date, 1998-2017) ***University of Alabama
Flood Magnitude: 0.0 Scale of 0-10 Flood Magnitude Defined Technical Summary Sensors: TRMM, AMSR-E, AMSR-2, GPM
Annual Maximum Discharge
1998 18837
1999 13976
2000 13088
2001 17497
2002 15500
2003 11438
2004 13768
2005 14442
2006 11469
2007 12411
2008 22016
2009 14704
2010 14175
2011 16850
2012 15710
Notes: 4-day forward moving average is applied. 2013 13605
Low flow threshold is 20th percentile discharge for this day, 2003-2013. 2014 9103