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

42
46

46
46

84
182

8
11

92
99

BRUNEAU RIVER
Hot Spring nr, ID

MAR-SEP

140

57

91

31

246

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

MAR-JUL
MAR-JUL

14
285

45
50

94
81

0
16

32
567

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

APR-JUL
APR-JUL

480
970

76
68

106
110

46
26

631
1421

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

APR-JUL

345

63

90

37

544

MALHEUR RIVER
Drewsey nr, OR

MAR-JUL

60

58

100

30

103

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

MAR-JUL

46

61

112

9

76

PAYETTE RIVER
Horseshoe Bend nr, ID (1)

APR-JUL
APR-SEP

1430
1550

88
88

132
128

45
49

1618
1755

DEADWOOD RIVER
Deadwood Res Inflow, ID (1)

APR-JUL

113

83

121

45

136

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

APR-SEP

485

91

129

53

533

WEISER RIVER
Weiser nr, ID (1)

APR-JUL

310

80

144

17

386

BURNT RIVER
Hereford nr, OR

MAR-JUL

37

79

123

46

47