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)

LITTLE WOOD RIVER
Carey nr, ID

APR-JUL
APR-SEP

64
69

70
70

108
105

32
34

92
99

BRUNEAU RIVER
Hot Spring nr, ID

MAR-SEP

210

85

127

52

246

OWYHEE RIVER
Gold Creek nr, NV
Owyhee Res Inflow, OR

MAR-JUL
MAR-JUL

23
370

72
65

116
111

24
19

32
567

BOISE RIVER
Twin Springs nr, ID (1)
Boise nr, ID (1)

APR-JUL
APR-JUL

520
1140

82
80

113
122

52
38

631
1421

S. FORK BOISE RIVER
Anderson Ranch Res in, ID (1)

APR-JUL

435

80

107

53

544

MALHEUR RIVER
Drewsey nr, OR

MAR-JUL

81

79

127

30

103

N. FORK MALHEUR RIVER
Beulah Reservoir Inflow, OR (1)

MAR-JUL

57

75

126

23

76

PAYETTE RIVER
Horseshoe Bend nr, ID (1)

APR-JUL
APR-SEP

1180
1280

73
73

116
113

30
33

1618
1755

DEADWOOD RIVER
Deadwood Res Inflow, ID (1)

APR-JUL

104

76

115

38

136

N. FORK PAYETTE RIVER
Cascade Res Inflow, ID (1)

APR-SEP

400

75

113

38

533

WEISER RIVER
Weiser nr, ID (1)

APR-JUL

295

76

140

13

386

BURNT RIVER
Hereford nr, OR

MAR-JUL

36

77

123

46

47