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

7630
7190
7210

49
50
49

65
67
67

33
33
32

15640
14370
14590

PRIEST RIVER
Priest River, ID (1)

APR-SEP

450

52

75

29

868

KETTLE RIVER
Laurier nr, WA

APR-SEP

1230

66

92

41

1853

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

APR-SEP
APR-SEP

420
1400

52
51

80
77

24
26

809
2720

SPOKANE RIVER
Spokane, WA (1)

APR-SEP

1570

55

81

29

2864

ST. JOE RIVER
Calder, ID

APR-SEP

655

53

72

34

1237

OKANOGAN RIVER
Tonasket nr, WA (1)

APR-SEP

760

47

79

15

1623

SIMILKAMEEN. RIVER
Nighthawk nr, WA (1)

APR-SEP

635

45

69

21

1399

METHOW RIVER
Pateros nr, WA (1)

APR-SEP

450

48

72

23

942

STEHEKIN RIVER
Stehekin, WA

APR-SEP

500

60

71

48

827

CHELAN RIVER
Lake Chelan Inflow, WA (1)

APR-SEP

690

59

75

44

1160

WENATCHEE RIVER
Peshastin, WA (1)

APR-SEP

920

56

88

25

1636