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

71
61

106
105

136
131

76
75

67
58

EAGLE CREEK
Skull Creek abv, OR

APR-SEP

210

115

135

96

182

IMNAHA RIVER
Imnaha, OR

APR-SEP

345

118

142

94

292

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

APR-JUL
APR-JUL

985
6820

113
115

157
149

70
80

869
5956

LOSTINE RIVER
Lostine nr, OR

APR-SEP

137

114

127

102

120

GRANDE RONDE RIVER
La Grande, OR

Troy, OR (1)

MAR-JUL
APR-SEP
MAR-JUL

245
188
1650

112
109
112

161
145
150

67
73
73

218
172
1471

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

APR-JUL
APR-JUL
APR-SEP

5180
8660
9160

110
114
114

147
152
150

72
75
77

4718
7618
8052

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

APR-JUL
APR-SEP
JAN-JUL

3100
3290
4120

115
114
116

157
154
148

73
75
84

2700
2874
3548