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

77
84

84
85

114
113

53
57

92
99

BRUNEAU RIVER
Hot Spring nr, ID

MAR-SEP

200

81

114

51

246

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

MAR-JUL
MAR-JUL

24
400

75
71

122
95

27
41

32
567

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

APR-JUL
APR-JUL

545
1150

86
81

105
102

67
61

631
1421

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

APR-JUL

425

78

97

59

544

MALHEUR RIVER
Drewsey nr, OR

MAR-JUL

120

117

146

75

103

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

MAR-JUL

83

109

135

76

76

PAYETTE RIVER
Horseshoe Bend nr, ID (1)

APR-JUL
APR-SEP

1450
1570

90
89

112
111

67
68

1618
1755

DEADWOOD RIVER
Deadwood Res Inflow, ID (1)

APR-JUL

124

91

110

73

136

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

APR-SEP

485

91

114

79

533

WEISER RIVER
Weiser nr, ID (1)

APR-JUL

335

87

132

42

386

BURNT RIVER
Hereford nr, OR

MAR-JUL

41

87

116

52

47