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: -94.184  Long. S/N rating: Fair T. De Groeve**
GFDS Site Number 491 Modis History USA Center: 35.414  Lat. S. Paris**
GEE Time Lapse Learn more about this river 162786 sq km WBM contributing area S. Cohen***
Last measured: 14-Aug-18 Obtain Data *CSDMS/INSTAAR, University of Colorado
Discharge: 6239 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 21.8 mm 140% (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 14912
1999 28201
2000 11789
2001 12075
2002 14097
2003 12107
2004 15377
2005 11153
2006 11281
2007 9863
2008 17744
2009 12267
2010 10862
2011 14767
2012 12971
Notes: 4-day forward moving average is applied. 2013 12932
Low flow threshold is 20th percentile discharge for this day, 2003-2013. 2014 10736