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

14300
13100
13400

91
91
92

129
132
127

54
50
57

15640
14370
14590

PRIEST RIVER
Priest River, ID (1)

APR-SEP

895

103

141

65

868

KETTLE RIVER
Laurier nr, WA

APR-SEP

1890

102

124

80

1853

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

APR-SEP
APR-SEP

850
2900

105
107

138
136

72
78

809
2720

SPOKANE RIVER
Spokane, WA (1)

APR-SEP

3060

107

171

43

2864

ST. JOE RIVER
Calder, ID

APR-SEP

1310

106

131

81

1237

OKANOGAN RIVER
Tonasket nr, WA (1)

APR-SEP

1550

196

155

36

1623

SIMILKAMEEN. RIVER
Nighthawk nr, WA (1)

APR-SEP

1350

96

152

41

1399

METHOW RIVER
Pateros nr, WA (1)

APR-SEP

1010

107

161

53

942

STEHEKIN RIVER
Stehekin, WA

APR-SEP

840

102

115

88

827

CHELAN RIVER
Lake Chelan Inflow, WA (1)

APR-SEP

1200

103

116

90

1160

WENATCHEE RIVER
Peshastin, WA (1)

APR-SEP

1670

102

140

64

1636