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)

PEND OREILLE RIVER
Pend Oreille Lake In, ID

Box Canyon blo, WA

JAN-JUL
APR-SEP
APR-SEP

13500
12600
12600

86
88
86

99
102
101

73
73
73

15640
14370
14590

PRIEST RIVER
Priest River, ID (1)

APR-SEP

920

106

128

84

868

KETTLE RIVER
Laurier nr, WA

APR-SEP

2080

112

135

89

1853

COEUR d' ALENE RIVER
Enaville, ID (1)
Coeur d' Alene Lake Inflow,ID

APR-SEP
APR-SEP

910
2820

112
104

138
127

87
80

809
2720

SPOKANE RIVER
Spokane, WA (1)

APR-SEP

2970

104

128

80

2864

ST. JOE RIVER
Calder, ID

APR-SEP

1200

97

115

79

1237

OKANOGAN RIVER
Tonasket nr, WA (1)

APR-SEP

1470

91

120

61

1623

SIMILKAMEEN. RIVER
Nighthawk nr, WA (1)

APR-SEP

1200

86

108

63

1399

METHOW RIVER
Pateros nr, WA (1)

APR-SEP

940

100

122

78

942

STEHEKIN RIVER
Stehekin, WA

APR-SEP

825

100

827

CHELAN RIVER
Lake Chelan Inflow, WA (1)

APR-SEP

1140

98

115

83

1160

WENATCHEE RIVER
Peshastin, WA (1)

APR-SEP

1620

99

130

68

1636