Site ID:

2393

Lat.

-31.2504

Australia

South Australia

River:

Lake Gairdner

Long.

135.7856

Site name:

Coondambo

Contributing area:

197947

km2

Ratio to Comparison Station:

8.52

Latest measurement:

12-Oct-09

Mean annual runoff:

329

(2003-2007)

Hydrologic status:

Normal flow

Total runoff this year:

300

Latest M/C ratio:

1.92

Seven day total:

Estimated current discharge:

3875

m3/sec

Percent of mean 7-day total:

233.5

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

Ice-cover determination:

5 yr recurrence flood:

9717

m3/sec

(from Log Pearson III analysis)

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

9458

m3/sec

(from Gumbel Extreme Value analysis)

Comparison Station Information:

Tokwe Confluence D/s C/s (1495240)

Contributing Area:

7280

sq mi

23237

sq km

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

Notes:

Comparison station is placeholder, only; this site is not yet calibrated to actual discharge

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

100

2002

no data

19.0

14.8

19.4

17.4

29.4

361

2003

46.5

56.5

16.4

22.1

25.7

18.6

24.7

30.6

30.1

30.9

25.4

34.0

331

2004

39.0

18.6

7.7

2.8

21.7

52.7

25.7

41.4

32.4

23.3

27.8

37.9

324

2005

38.0

24.0

13.9

16.2

10.1

18.2

26.3

34.6

58.4

42.5

28.4

13.6

295

2006

24.8

17.7

40.5

32.5

30.5

30.2

44.1

32.6

23.4

18.1

0.0

334

2007

31.1

18.5

37.3

33.3

47.9

25.3

28.1

22.3

15.2

23.9

19.7

31.5

300

2008

17.4

8.6

3.8

9.5

25.8

33.2

30.5

25.1

30.0

21.2

42.2

52.6

311

2009

13.2

4.3

33.3

30.4

34.2

37.8

48.2

39.0

42.9

27.8

0.0

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