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

97
105

105
106

143
141

67
71

92
99

BRUNEAU RIVER
Hot Spring nr, ID

MAR-SEP

192

78

118

46

246

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

MAR-JUL
MAR-JUL

24
405

75
71

125
120

26
35

32
567

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

APR-JUL
APR-JUL

685
1500

109
106

139
148

78
63

631
1421

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

APR-JUL

555

102

129

75

544

MALHEUR RIVER
Drewsey nr, OR

MAR-JUL

86

83

123

44

103

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

MAR-JUL

66

87

122

59

76

PAYETTE RIVER
Horseshoe Bend nr, ID (1)

APR-JUL
APR-SEP

1950
2120

121
121

164
160

78
81

1618
1755

DEADWOOD RIVER
Deadwood Res Inflow, ID (1)

APR-JUL

146

107

146

69

136

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

APR-SEP

660

124

161

85

533

WEISER RIVER
Weiser nr, ID (1)

APR-JUL

515

133

197

70

386

BURNT RIVER
Hereford nr, OR

MAR-JUL

47

100

140

63

47