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

71
60

101
103

130
138

73
69

70
58

EAGLE CREEK
Skull Creek abv, OR

APR-SEP

194

105

126

87

185

IMNAHA RIVER
Imnaha, OR

APR-SEP

305

104

128

80

293

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

APR-JUL
APR-JUL

820
5620

96
96

140
131

52
61

857
5851

LOSTINE RIVER
Lostine nr, OR

APR-SEP

121

103

113

88

117

GRANDE RONDE RIVER
La Grande, OR

Troy, OR (1)

MAR-JUL
APR-SEP
MAR-JUL

225
174
1560

90
92
99

135
137
135

63
65
63

249
190
1578

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

APR-JUL
APR-JUL
APR-SEP

5030
8410
8880

108
113
113

146
153
152

70
73
75

4645
7435
7849

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

APR-JUL
APR-SEP
JAN-JUL

3000
3190
4000

113
114
113

156
154
145

70
73
81

2644
2803
3547