663

Lat.

48.1777

Austria

Niederosterreich

River:

Danube

Long.

14.7383

Site name:

Amstetten

Contributing area:

104155

km2

Ratio to Comparison Station:

0.57

Latest measurement:

13-Nov-09

Mean annual runoff:

429

(2003-2007)

Hydrologic status:

Normal flow

Total runoff this year:

450

Latest M/C ratio:

1.14

Seven day total:

Estimated current discharge:

1703

m3/sec

Percent of mean 7-day total:

105.1

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

Ice-cover determination:

5 yr recurrence flood:

3449

m3/sec

(from Log Pearson III analysis)

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

3380

m3/sec

(from Gumbel Extreme Value analysis)

Comparison Station Information:

Nagymaros (6442500)

Contributing Area:

sq mi

182903

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 comparison of monthly means from a station in the region

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

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

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

190

2002

no data

43.9

31.0

41.4

44.8

28.9

411

2003

39.4

23.4

28.4

32.1

39.7

39.8

35.6

38.3

36.8

34.0

29.4

34.5

380

2004

19.1

26.6

31.2

32.3

35.5

36.0

36.5

38.0

32.1

36.0

29.0

27.4

443

2005

29.2

40.0

28.0

34.4

46.8

41.1

5.8

44.1

45.2

43.1

41.5

43.6

454

2006

50.4

45.0

43.5

42.4

40.2

44.8

49.2

47.3

45.9

45.4

0.0

459

2007

51.0

26.2

39.9

33.7

37.6

41.1

41.6

48.5

41.9

42.5

31.2

23.5

450

2008

26.5

24.9

41.2

37.8

43.6

41.1

45.0

44.4

40.9

43.9

36.5

24.1

372

2009

5.8

13.2

32.7

32.6

41.4

42.7

47.2

51.0

46.0

39.2

20.6

0.0

Mean Annual Runoff:

433

Standard Deviation:

Trend in Annual Runoff (slope)

12.55

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