Stream and Station

Most
Probable
Forecast
(1000 AF)

Most
Probable
Forecast
(% of Avg)

Reasonable
Maximum
(% of Avg)

Reasonable
Minimum
(% of Avg)

30 Year
(1971 - 2000)
Avg Runoff
(1000 AF)

POWDER RIVER
Sumpter nr, OR

MAR-JUL
APR-JUL

60
54

86
93

106
113

67
73

70
58

EAGLE CREEK
Skull Creek abv, OR

APR-SEP

172

94

110

78

183

IMNAHA RIVER
Imnaha, OR

APR-SEP

280

96

116

75

293

SALMON RIVER
Salmon, ID (1)
Whitebird, ID (1)

APR-JUL
APR-JUL

710
4930

83
84

119
108

47
61

857
5851

LOSTINE RIVER
Lostine nr, OR

APR-SEP

113

93

105

82

121

GRANDE RONDE RIVER
La Grande, OR

Troy, OR (1)

MAR-JUL
APR-SEP
MAR-JUL

194
169
1490

78
89
94

104
115
120

49
60
68

249
190
1578

CLEARWATER RIVER
Orofino, ID (1)
Spalding, ID (1)

APR-JUL
APR-JUL
APR-SEP

5170
8390
8820

111
113
112

139
137
135

84
89
90

4645
7435
7849

N.F. CLEARWATER RIVER
Dworshak Res Inflow, ID (1)

APR-JUL
APR-SEP
JAN-JUL

3050
3230
3700

115
115
104

139
137
122

92
93
87

2644
2803
3547