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

61
55

111
95

63
124

60
66

70
58

EAGLE CREEK
Skull Creek abv, OR

APR-SEP

170

93

183

IMNAHA RIVER
Imnaha, OR

APR-SEP

275

94

123

66

293

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

APR-JUL
APR-JUL

710
5080

83
87

117
106

49
68

857
5851

LOSTINE RIVER
Lostine nr, OR

APR-SEP

112

93

121

GRANDE RONDE RIVER
La Grande, OR

Troy, OR (1)

MAR-JUL
APR-SEP
MAR-JUL

189
163
1490

76
86
94

112
134
120

39
38
69

249
190
1578

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

APR-JUL
APR-JUL
APR-SEP

5140
8390
8820

111
113
112

135
134
133

86
91
92

4645
7435
7849

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

APR-JUL
APR-SEP
JAN-JUL

3050
3230
3700

115
115
104

134
133
118

96
97
90

2644
2803
3547