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

14600
13500
13800

93
94
95

120
123
121

66
65
68

15640
14370
14590

PRIEST RIVER
Priest River, ID (1)

APR-SEP

960

111

144

77

868

KETTLE RIVER
Laurier nr, WA

APR-SEP

2080

112

132

93

1853

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

APR-SEP
APR-SEP

900
2930

111
108

135
130

87
86

809
2720

SPOKANE RIVER
Spokane, WA (1)

APR-SEP

3100

108

163

53

2864

ST. JOE RIVER
Calder, ID

APR-SEP

1290

104

123

86

1237

OKANOGAN RIVER
Tonasket nr, WA (1)

APR-SEP

1540

95

144

45

1623

SIMILKAMEEN. RIVER
Nighthawk nr, WA (1)

APR-SEP

1280

91

133

49

1399

METHOW RIVER
Pateros nr, WA (1)

APR-SEP

965

102

146

59

942

STEHEKIN RIVER
Stehekin, WA

APR-SEP

840

102

115

88

827

CHELAN RIVER
Lake Chelan Inflow, WA (1)

APR-SEP

1180

102

117

86

1160

WENATCHEE RIVER
Peshastin, WA (1)

APR-SEP

1640

100

135

66

1636