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

114
124

124
125

153
153

95
98

92
99

BRUNEAU RIVER
Hot Spring nr, ID

MAR-SEP

200

81

120

43

246

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

MAR-JUL
MAR-JUL

26
655

81
116

128
156

35
74

32
567

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

APR-JUL
APR-JUL

750
1660

119
117

136
1900

101
1420

631
1421

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

APR-JUL

615

113

132

95

544

MALHEUR RIVER
Drewsey nr, OR

MAR-JUL

149

145

180

110

103

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

MAR-JUL

113

149

178

120

76

PAYETTE RIVER
Horseshoe Bend nr, ID (1)

APR-JUL
APR-SEP

2020
2190

125
125

145
144

104
107

1618
1755

DEADWOOD RIVER
Deadwood Res Inflow, ID (1)

APR-JUL

157

115

133

98

136

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

APR-SEP

700

131

151

112

533

WEISER RIVER
Weiser nr, ID (1)

APR-JUL

550

142

179

106

386

BURNT RIVER
Hereford nr, OR

MAR-JUL

69

147

183

111

47