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

7750
7240
7300

50
50
50

71
74
72

28
27
28

15640
14370
14590

PRIEST RIVER
Priest River, ID (1)

APR-SEP

430

50

76

23

868

KETTLE RIVER
Laurier nr, WA

APR-SEP

1140

62

78

45

1853

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

APR-SEP
APR-SEP

470
1580

58
58

80
93

36
24

809
2720

SPOKANE RIVER
Spokane, WA (1)

APR-SEP

1710

60

99

21

2864

ST. JOE RIVER
Calder, ID

APR-SEP

700

57

74

39

1237

OKANOGAN RIVER
Tonasket nr, WA (1)

APR-SEP

890

55

92

18

1623

SIMILKAMEEN. RIVER
Nighthawk nr, WA (1)

APR-SEP

770

55

84

26

1399

METHOW RIVER
Pateros nr, WA (1)

APR-SEP

455

48

83

14

942

STEHEKIN RIVER
Stehekin, WA

APR-SEP

525

63

77

50

827

CHELAN RIVER
Lake Chelan Inflow, WA (1)

APR-SEP

685

59

73

45

1160

WENATCHEE RIVER
Peshastin, WA (1)

APR-SEP

930

57

90

23

1636