10/01
11/01
12/01
01/01
02/01
03/01
04/01
05/01
06/01
07/01
08/01
09/01
0
1000
2000
3000
4000
5000
6000
7000
MAX
10%
30%
MEDIAN
70%
90%
MIN
MEAN
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
2015
2014
2013
2012
2011
2010
2009
2008
2007
2006
2005
2004
2003
2002
2001
2000
1999
1998
1997
1996
1995
1994
1993
1992
1991
1990
1989
1988
1987
1986
1985
1984
1983
1982
1981
1980
1979
1978
1977
1976
1975
1952
1951
1950
1949
1948
1947
1946
1945
1944
1943
1942
1941
1940
1939
ARKANSAS RIVER AT PORTLAND - FLOW (cubic feet per second (cfs))
FLOW (cubic feet per second (cfs))
All data considered provisional and subject to revision.
Created: 04/03/25 10:54 AM UTC
As of: Apr 02, 2025:
Currently: 346 cubic feet per second (cfs)
% Avg. ('91-'20): 86%
% Median ('91-'20): 88%
% Last Year: 94%
Linear Scale
Log Scale