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

17800
16700
16900

114
116
116

136
139
138

92
93
94

15640
14370
14590

PRIEST RIVER
Priest River, ID (1)

APR-SEP

980

113

139

86

868

KETTLE RIVER
Laurier nr, WA

APR-SEP

2380

128

144

111

1853

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

APR-SEP
APR-SEP

1120
3710

138
136

161
171

116
102

809
2720

SPOKANE RIVER
Spokane, WA (1)

APR-SEP

3980

139

178

100

2864

ST. JOE RIVER
Calder, ID

APR-SEP

1660

134

152

117

1237

OKANOGAN RIVER
Tonasket nr, WA (1)

APR-SEP

2330

144

181

106

1623

SIMILKAMEEN. RIVER
Nighthawk nr, WA (1)

APR-SEP

2000

143

172

114

1399

METHOW RIVER
Pateros nr, WA (1)

APR-SEP

1510

160

195

126

942

STEHEKIN RIVER
Stehekin, WA

APR-SEP

1130

137

150

123

827

CHELAN RIVER
Lake Chelan Inflow, WA (1)

APR-SEP

1580

136

150

122

1160

WENATCHEE RIVER
Peshastin, WA (1)

APR-SEP

2290

140

173

107

1636