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

87
73

130
126

155
155

104
97

67
58

EAGLE CREEK
Skull Creek abv, OR

APR-SEP

235

129

129

129

182

IMNAHA RIVER
Imnaha, OR

APR-SEP

365

125

152

96

292

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

APR-JUL
APR-JUL

1030
6780

119
114

152
133

86
95

869
5956

LOSTINE RIVER
Lostine nr, OR

APR-SEP

144

120

120

120

120

GRANDE RONDE RIVER
La Grande, OR

Troy, OR (1)

MAR-JUL
APR-SEP
MAR-JUL

315
210
1970

144
122
134

186
174
161

103
69
107

218
172
1471

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

APR-JUL
APR-JUL
APR-SEP

5300
8860
9370

112
116
116

136
138
137

88
95
96

4718
7618
8052

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

APR-JUL
APR-SEP
JAN-JUL

3200
3410
4250

119
119
120

137
136
134

100
101
106

2700
2874
3548