Site ID:

503

Lat.

38.0338

USA

Missouri

River:

Osage

Long.

-94.2335

Site name:

Shell City

Contributing area:

14100

km2

Ratio to Comparison Station:

0.60

Latest measurement:

12-Nov-09

Mean annual runoff:

322

(2003-2007)

Hydrologic status:

Normal flow

Total runoff this year:

629

Latest M/C ratio:

1.17

Seven day total:

Estimated current discharge:

224

m3/sec

Percent of mean 7-day total:

217.0

(today's value compared to mean for same period, 2003-2007)

Ice-cover determination:

5 yr recurrence flood:

1364

m3/sec

(from Log Pearson III analysis)

Status Codes: 1 = Low flow, 2 = Normal flow, 3 = Flood, 4 = Major Flood

1688

m3/sec

(from Gumbel Extreme Value analysis)

Comparison Station Information:

Ruliff, Tex. (4150700)

Contributing Area:

sq mi

23585

sq km

(Data from this gaging station are used for the calibration to discharge, with an adjustment for different contributing areas)

Notes:

Rating equation is based on monthly mean, maximum, and minimum M/C compared to gaging station discharge values.

Discharge and runoff, based on satellite remote sensing (NASA AMSR-E data)

(For U.S, sites, nearby ground station discharge may also be shown)

2008-Present

2002-Present

Annual

Monthly Total Runoff (mm), computed from above satellite-based discharge data

Runoff

(mm)

Jan

Feb

Mar

April

May

June

July

Aug

Sept

Oct

Nov

Dec

2002

no data

9.4

13.1

11.7

18.1

211

2003

14.9

9.8

22.4

18.9

29.6

21.7

13.5

11.3

13.2

16.5

14.1

24.6

248

2004

20.9

22.7

40.1

23.6

32.6

14.0

13.6

9.8

11.1

10.7

21.6

27.1

286

2005

35.7

33.0

28.1

26.3

19.4

43.7

5.5

12.4

30.1

22.7

14.2

15.0

190

2006

31.2

20.5

20.0

10.4

40.7

21.8

17.8

9.0

8.2

10.0

0.0

676

2007

16.4

17.9

37.3

46.8

106.6

43.4

232.6

57.0

40.3

28.7

28.3

21.2

629

2008

26.7

28.2

66.7

83.1

75.9

107.1

61.0

12.2

45.0

38.7

51.5

33.4

509

2009

30.5

33.5

43.4

84.3

124.3

75.9

36.2

15.0

8.6

29.8

27.7

0.0

Discharge is estimated directly via a rating equation from the remote sensing data (M/C ratio) shown below.