| Site ID: |
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1470 |
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Lat. |
3.7594 |
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Cameroon |
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Littoral |
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| River: |
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Sanaga |
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Long. |
10.0455 |
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| Site name: |
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Edea |
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Contributing
area: |
132892 |
km2 |
Ratio to Comparison
Station: |
5.72 |
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| Latest measurement: |
7-Jan-10 |
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Mean annual
runoff: |
171 |
mm |
(2003-2007) |
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| Hydrologic status: |
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2 |
Normal flow |
Total runoff
this year: |
306 |
mm |
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| Latest M/C ratio: |
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1.40 |
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Seven day
total: |
1 |
mm |
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| Estimated current discharge: |
1818 |
m3/sec |
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Percent of
mean 7-day total: |
122.3 |
% |
(today's value compared to
mean for same period, 2003-2007) |
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| Ice-cover determination: |
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5 yr
recurrence flood: |
2697 |
m3/sec |
(from Log Pearson III
analysis) |
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| Status Codes: 1 = Low
flow, 2 = Normal flow, 3 = Flood, 4 = Major Flood |
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2599 |
m3/sec |
(from Gumbel Extreme Value
analysis) |
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| Comparison Station Information: |
Tokwe
Confluence D/s C/s (1495240) |
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Contributing
Area: |
7280 |
sq mi |
23237 |
sq km |
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| (Data from this gaging station are used for the calibration to
discharge, with an adjustment for different contributing areas) |
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| Notes: |
Comparison station is
placeholder, only; this site is not yet calibrated to actual discharge |
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| Discharge and runoff, based on satellite remote sensing (NASA
AMSR-E data) |
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| (For U.S, sites, nearby ground station discharge may also be
shown) |
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2008-Present |
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2002-Present |
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| Annual |
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|
Monthly Total Runoff (mm),
computed from above satellite-based discharge data |
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| Runoff |
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| (mm) |
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Jan |
Feb |
Mar |
April |
May |
June |
July |
Aug |
Sept |
Oct |
Nov |
Dec |
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| 52 |
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2002 |
no data |
no data |
no data |
no data |
no data |
no data |
no data |
7.6 |
8.1 |
13.3 |
13.1 |
10.1 |
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| 92 |
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2003 |
5.9 |
7.0 |
6.9 |
8.5 |
6.0 |
9.5 |
8.7 |
7.9 |
6.0 |
11.1 |
8.0 |
7.1 |
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| 69 |
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2004 |
4.0 |
3.6 |
3.4 |
2.3 |
2.9 |
6.8 |
6.8 |
6.1 |
8.8 |
8.5 |
8.1 |
7.8 |
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| 195 |
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2005 |
2.4 |
3.1 |
9.3 |
19.0 |
21.0 |
14.2 |
1.7 |
22.7 |
20.1 |
25.0 |
25.6 |
30.5 |
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| 219 |
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2006 |
24.4 |
20.7 |
29.7 |
19.5 |
19.2 |
22.5 |
19.8 |
21.7 |
19.9 |
21.8 |
0.0 |
0.0 |
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| 280 |
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2007 |
27.7 |
21.3 |
23.9 |
21.8 |
24.0 |
21.4 |
22.1 |
16.9 |
20.6 |
26.4 |
27.3 |
26.3 |
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| 306 |
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2008 |
27.1 |
27.0 |
29.3 |
24.4 |
22.0 |
22.3 |
27.5 |
23.5 |
22.6 |
24.1 |
27.4 |
28.7 |
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| 290 |
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2009 |
24.9 |
20.8 |
25.0 |
27.6 |
19.9 |
25.1 |
25.6 |
19.2 |
22.6 |
26.3 |
21.6 |
31.3 |
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| Discharge is estimated directly via a rating equation from
the remote sensing data (M/C ratio) shown below. |
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