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

14000
13200
13300

90
92
91

108
112
111

71
72
71

15640
14370
14590

PRIEST RIVER
Priest River, ID (1)

APR-SEP

940

108

134

83

868

KETTLE RIVER
Laurier nr, WA

APR-SEP

2080

112

127

97

1853

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

APR-SEP
APR-SEP

840
2680

104
99

122
116

85
81

809
2720

SPOKANE RIVER
Spokane, WA (1)

APR-SEP

2770

97

125

68

2864

ST. JOE RIVER
Calder, ID

APR-SEP

1150

93

108

79

1237

OKANOGAN RIVER
Tonasket nr, WA (1)

APR-SEP

1480

91

126

57

1623

SIMILKAMEEN. RIVER
Nighthawk nr, WA (1)

APR-SEP

1220

87

114

61

1399

METHOW RIVER
Pateros nr, WA (1)

APR-SEP

930

99

125

73

942

STEHEKIN RIVER
Stehekin, WA

APR-SEP

835

101

113

89

827

CHELAN RIVER
Lake Chelan Inflow, WA (1)

APR-SEP

1160

100

112

88

1160

WENATCHEE RIVER
Peshastin, WA (1)

APR-SEP

1640

100

133

68

1636