Stream and Station

Most
Probable
Forecast
(1000 AF)

Most
Probable
Forecast
(% of Avg)

Reasonable
Maximum
(% of Avg)

Reasonable
Minimum
(% of Avg)

30 Year
(1961-1990)
Avg Runoff
(1000 AF)

POWDER RIVER
Sumpter nr, OR

MAR-JUL
APR-JUL

69
58

103
100

130
119

76
81

67
58

EAGLE CREEK
Skull Creek abv, OR

APR-SEP

205

113

129

97

182

IMNAHA RIVER
Imnaha, OR

APR-SEP

335

115

135

94

292

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

APR-JUL
APR-JUL

780
5540

90
93

125
116

54
70

869
5956

LOSTINE RIVER
Lostine nr, OR

APR-SEP

127

106

118

94

120

GRANDE RONDE RIVER
La Grande, OR

Troy, OR (1)

MAR-JUL
APR-SEP
MAR-JUL

235
179
1580

108
104
107

149
131
135

65
77
80

218
172
1471

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

APR-JUL
APR-JUL
APR-SEP

4560
7380
7800

97
97
97

124
120
119

70
74
75

4718
7618
8052

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

APR-JUL
APR-SEP
JAN-JUL

2670
2840
3480

99
99
98

122
120
116

76
77
81

2700
2874
3548