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

13300
12200
12500

85
85
86

123
126
121

47
44
51

15640
14370
14590

PRIEST RIVER
Priest River, ID (1)

APR-SEP

885

102

141

64

868

KETTLE RIVER
Laurier nr, WA

APR-SEP

1910

103

123

83

1853

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

APR-SEP
APR-SEP

855
2820

106
104

134
138

77
74

809
2720

SPOKANE RIVER
Spokane, WA (1)

APR-SEP

2970

104

168

40

2864

ST. JOE RIVER
Calder, ID

APR-SEP

1250

101

130

78

1237

OKANOGAN RIVER
Tonasket nr, WA (1)

APR-SEP

1470

91

150

32

1623

SIMILKAMEEN. RIVER
Nighthawk nr, WA (1)

APR-SEP

1300

93

148

38

1399

METHOW RIVER
Pateros nr, WA (1)

APR-SEP

905

96

151

42

942

STEHEKIN RIVER
Stehekin, WA

APR-SEP

825

100

114

86

827

CHELAN RIVER
Lake Chelan Inflow, WA (1)

APR-SEP

1130

97

108

82

1160

WENATCHEE RIVER
Peshastin, WA (1)

APR-SEP

1640

100

138

62

1636