1274

Lat.

-17.3839

Angola

Cuando Cubango

River:

Cuando

Long.

23.0410

Site name:

Luiana

Contributing area:

110907

km2

Ratio to Comparison Station:

2.92

Latest measurement:

1-Nov-09

Mean annual runoff:

(2003-2007)

Hydrologic status:

Normal flow

Total runoff this year:

136

Latest M/C ratio:

1.11

Seven day total:

Estimated current discharge:

268

m3/sec

Percent of mean 7-day total:

160.7

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

Ice-cover determination:

5 yr recurrence flood:

992

m3/sec

(from Log Pearson III analysis)

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

978

m3/sec

(from Gumbel Extreme Value analysis)

Comparison Station Information:

Kamativi G/w (1491200)

Contributing Area:

sq mi

37973

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

2002

no data

1.3

2.0

3.4

2.0

1.4

2003

2.5

1.6

2.4

1.7

1.4

1.0

1.3

1.7

1.6

2.1

1.7

2004

1.6

2.4

1.3

2.2

2.1

2.0

3.2

6.4

3.9

3.4

1.5

4.1

2005

2.2

1.0

1.2

1.8

3.2

3.1

0.2

1.9

1.6

1.9

2.1

2.6

2006

2.6

3.9

2.6

2.8

2.4

4.0

4.6

5.3

3.8

2.3

0.0

2007

2.4

2.9

2.4

2.0

2.9

2.2

2.6

5.1

4.2

3.1

2.6

1.8

136

2008

5.2

13.3

11.2

9.1

15.4

21.7

21.0

14.2

8.5

6.1

4.5

5.4

156

2009

4.7

4.8

8.2

11.8

35.6

27.5

25.5

17.4

11.8

7.7

0.9

0.0

Mean Annual Runoff:

Standard Deviation:

Trend in Annual Runoff (slope)

16.8

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