Stream and Station

Most
Probable
Forecast
(1000 AF)

Most
Probable
Forecast
(% of Avg)

Reasonable
Maximum
(% of Avg)

Reasonable
Minimum
(% of Avg)

30 Year
(1971 - 2000)
Avg Runoff
(1000 AF)

PEND OREILLE RIVER
Pend Oreille Lake In, ID

Box Canyon blo, WA

JAN-JUL
APR-SEP
APR-SEP

15700
15100
15200

103
109
108

116
124
123

89
93
92

15280
13910
14090

PRIEST RIVER
Priest River, ID (1)

APR-SEP

955

110

131

88

868

KETTLE RIVER
Laurier nr, WA

APR-SEP

1990

101

123

79

1972

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

APR-SEP
APR-SEP

1310
3920

168
148

194
172

141
124

778
2650

SPOKANE RIVER
Spokane, WA (1)

APR-SEP

4030

147

172

122

2744

ST. JOE RIVER
Calder, ID

APR-SEP

1640

136

154

118

1205

OKANOGAN RIVER
Tonasket nr, WA (1)

APR-SEP

1770

100

127

74

1766

SIMILKAMEEN. RIVER
Nighthawk nr, WA (1)

APR-SEP

1470

101

123

80

1450

METHOW RIVER
Pateros nr, WA (1)

APR-SEP

1040

106

127

84

985

STEHEKIN RIVER
Stehekin, WA

APR-SEP

940

114

827

CHELAN RIVER
Lake Chelan Inflow, WA (1)

APR-SEP

1280

108

123

92

1185

WENATCHEE RIVER
Peshastin, WA (1)

APR-SEP

1780

109

140

78

1635