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

54
46

81
79

115
111

46
42

67
58

EAGLE CREEK
Skull Creek abv, OR

APR-SEP

155

85

112

58

182

IMNAHA RIVER
Imnaha, OR

APR-SEP

260

89

117

61

292

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

APR-JUL
APR-JUL

705
5180

81
87

132
126

30
48

869
5956

LOSTINE RIVER
Lostine nr, OR

APR-SEP

107

89

108

70

120

GRANDE RONDE RIVER
La Grande, OR

Troy, OR (1)

MAR-JUL
APR-SEP
MAR-JUL

188
148
1350

86
86
92

135
124
142

37
48
41

218
172
1471

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

APR-JUL
APR-JUL
APR-SEP

4170
6750
7130

88
89
89

135
138
135

42
40
42

4718
7618
8052

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

APR-JUL
APR-SEP
JAN-JUL

2300
2450
3020

85
85
85

131
129
120

39
42
50

2700
2874
3548