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

32
29

48
50

71
68

33
30

67
58

EAGLE CREEK
Skull Creek abv, OR

APR-SEP

111

61

77

45

182

IMNAHA RIVER
Imnaha, OR

APR-SEP

171

59

79

38

292

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

APR-JUL
APR-JUL

375
3100

43
52

79
75

07
29

869
5956

LOSTINE RIVER
Lostine nr, OR

APR-SEP

78

65

77

53

120

GRANDE RONDE RIVER
La Grande, OR

Troy, OR (1)

MAR-JUL
APR-SEP
MAR-JUL

124
92
795

57
53
54

85
81
82

30
26
27

218
172
1471

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

APR-JUL
APR-JUL
APR-SEP

2670
3880
4100

57
51
51

84
74
73

30
28
29

4718
7618
8052

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

APR-JUL
APR-SEP
JAN-JUL

1400
1490
1750

52
52
49

75
73
67

29
30
32

2700
2874
3548