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

17500
16100
16500

112
112
113

150
153
147

74
71
77

15640
14370
14590

PRIEST RIVER
Priest River, ID (1)

APR-SEP

935

108

145

70

868

KETTLE RIVER
Laurier nr, WA

APR-SEP

2390

129

151

107

1853

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

APR-SEP
APR-SEP

890
2870

110
106

143
159

77
52

809
2720

SPOKANE RIVER
Spokane, WA (1)

APR-SEP

3120

109

173

45

2864

ST. JOE RIVER
Calder, ID

APR-SEP

1290

104

130

79

1237

OKANOGAN RIVER
Tonasket nr, WA (1)

APR-SEP

1990

123

182

64

1623

SIMILKAMEEN. RIVER
Nighthawk nr, WA (1)

APR-SEP

1750

125

180

70

1399

METHOW RIVER
Pateros nr, WA (1)

APR-SEP

1200

127

182

73

942

STEHEKIN RIVER
Stehekin, WA

APR-SEP

1050

127

141

113

827

CHELAN RIVER
Lake Chelan Inflow, WA (1)

APR-SEP

1430

123

136

110

1160

WENATCHEE RIVER
Peshastin, WA (1)

APR-SEP

2040

125

161

88

1636