Global Flood Detection System - Version 2

An experimental system to detect and map in near-real time major river floods based on daily passive microwave satellite observations. The purpose is to identify and measure floods with potential humanitarian consequences after they occur.

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Flood status report for West_Africa, automatically created on 6/8/2023 9:44 AM.

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Flood status report for West_Africa

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Status: Green. Current satellite observations show 2 out of 118 areas (2%) having critically high flood magnitude.

The West_Africa monitoring region consists of 118 areas that are analyzed daily, including the following rivers: Oueme, Niger, Dallo Bosso, Tilemsi, White Volta, Oti, Gorouol, Gossi, Canal du Sahel, Bougouriba, Comoe, Black Volta, Lotio, Bani, Ouassoulou, Senegal, Kolumbine, Karakoro.

This report does not provide early warning or forecasting information, but describes the current flood status of rivers based on the past 24h of satellite observations.

The status is determined by the number of areas with high flood magnitude (see below), as determined by the Global Flood Detection System based on passive microwave satellite observations of surface water. The status is set to "Red" if more than 10 areas or more than 30% of areas have high flood magnitude. The status is set to "Orange" if more than 5 or more than 10% of areas have high flood magnitude. Otherwise, the status is set to "Green".

Current Status of monitoring areas

Legend: green = no flood, orange = magnitude > 2 (small potential flood), red = magnitude > 4 (potential flood with high return period)


KML link KML

Current surface water and potential flooded areas


Legend: Current surface water detected by satellite (source: JRC): blue signal scale = presence of water, yellow/red magnitude scale = unusual presence of water, indicating potential floods.
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Current Rainfall


Legend: Current rainfall detected by satellite (Source: NASA): areas of extreme rainfall (>50mm/day).
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Critical Areas

Site 11543 in - No Country

The area has currently a flood magnitude of 1.78. For more information, see the full profile: http://www.gdacs.org/flooddetection/area.aspx?id=11543






Site 11547 in - No Country

The area has currently a flood magnitude of 2.22. For more information, see the full profile: http://www.gdacs.org/flooddetection/area.aspx?id=11547









Status of all sites

The table below shows the flood magnitude in the past 16 days for all sites in this monitoring region.

Notes: X = No Data (or data being calculated). The data values of today can change if new data is acquired by the satellite.
Table legend: blue shades indicate flood magnitude (mouse over the box to see the value); magnitudes greater than 2 have an orange outline, magnitudes greater than 4 have a red outline.

IdDownloadArea DescriptionPixels (x100km2)
5/24/20236/8/2023
24
25
26
27
28
29
30
31
1
2
3
4
5
6
7
8
15098 html   html Oueme (downstream) 9
15097 html   html Oueme (middle/down stream) 10
15096 html   html Oueme (up/middle stream) 17
15095 html   html Oueme (upstream) 9
11773 html   html Site 11342 ( River Niger) 7
11772 html   html Site 11341 ( River Niger) 6
11771 html   html Site 11340 ( River Niger) 9
11770 html   html Site 11339 ( River Niger) 8
11767 html   html Site 11336 ( River Niger) 8
11763 html   html Site 11332 ( River Niger) 7
11761 html   html Site 11328 ( River Niger) 7
11759 html   html Site 11326 ( River Niger) 8
11755 html   html Site 11320 ( River Niger) 9
11754 html   html Site 11319 ( River Niger) 8
11751 html   html Site 11316 ( River Niger) 8
11750 html   html Site 11315 ( River Niger) 8
11748 html   html Site 11313 ( River Niger) 8
11745 html   html Site 11310 ( River Niger) 5
11742 html   html Site 11307 ( River Niger) 7
11738 html   html Site 11303 ( River Niger) 9
11737 html   html Site 11302 ( River Niger) 7
11734 html   html Site 11299 ( River Niger) 9
11732 html   html Site 11297 ( River Niger) 8
11731 html   html Site 11296 ( River Niger) 8
11730 html   html Site 11295 ( River Niger) 8
11727 html   html Site 11292 ( River Niger) 7
11725 html   html Site 11290 ( River Niger) 8
11724 html   html Site 11289 ( River Niger) 8
11721 html   html Site 11286 ( River Niger) 8
11719 html   html Site 11284 ( River Niger) 9
11718 html   html Site 11283 ( River Niger) 8
11716 html   html Site 11281 ( River Niger) 7
11714 html   html Site 11279 ( River Niger) 7
11712 html   html Site 11277 ( River Niger) 7
11710 html   html Site 11275 ( River Niger) 9
11707 html   html Site 11272 ( River Niger) 7
11705 html   html Site 11270 ( River Niger) 9
11704 html   html Site 11269 ( River Niger) 7
11700 html   html Site 11265 ( River Niger) 7
11699 html   html Site 11264 ( River Niger) 9
11693 html   html Site 11258 ( River Niger) 8
11690 html   html Site 11255 ( River Niger) 8
11682 html   html Site 11247 ( River Niger) 9
11681 html   html Site 11246 ( River Niger) 8
11673 html   html Site 11238 ( River Niger) 8
11672 html   html Site 11237 ( River Niger) 9
11665 html   html Site 11230 ( River Niger) 9
11659 html   html Site 11223 ( River Niger) 7
11653 html   html Site 11214 ( River Niger) 9
11652 html   html Site 11213 ( River Niger) 7
11649 html   html Site 11210 ( River Niger) 7
11647 html   html Site 11208 ( River Niger) 6
11641 html   html Site 11202 ( River Niger) 8
11640 html   html Site 11199 ( River Niger) 7
11630 html   html Site 11185 ( River Niger) 6
11629 html   html Site 11184 ( River Niger) 6
11625 html   html Site 11179 ( River Niger) 8
11624 html   html Site 11178 ( River Niger) 8
11619 html   html Site 11173 ( River Niger) 7
11612 html   html Site 11165 ( River Niger) 7
11606 html   html Site 11159 ( River Niger) 8
11603 html   html Site 11156 ( River Niger) 7
11598 html   html Site 11151 ( River Niger) 8
11592 html   html Site 11144 ( River Niger) 9
11562 html   html Site 11114 ( River Niger) 7
11557 html   html Site 11109 ( River Niger) 6
11552 html   html Site 11104 ( River Niger) 6
11547 html   html Site 11099 ( River Niger) 8
11543 html   html Site 11095 ( River Niger) 4
11541 html   html Site 11093 ( River Niger) 5
11539 html   html Site 11091 ( River Niger) 7
11538 html   html Site 11090 ( River Niger) 6
11533 html   html Site 11083 ( River Niger) 8
1437 html   html Site 1446 (Nigeria) 1
1434 html   html Site 1443 (Nigeria) 1
1432 html   html Site 1441 (Nigeria) 1
1420 html   html Site 1429 (Nigeria) 1
1419 html   html Site 1428 (Nigeria) 1
1418 html   html Site 1427 (Mali) 1
1417 html   html Site 1426 (Mali) 1
1416 html   html Site 1425 (Mali) 1
1415 html   html Site 1424 (Ghana) 1
1414 html   html Site 1423 (Togo) 1
1412 html   html Site 1421 (Burkina Faso) 1
1410 html   html Site 1419 (Mali) 1
1409 html   html Site 1418 (Mali) 1
1408 html   html Site 1417 (Mali) 1
1407 html   html Site 1416 (Burkina Faso) 1
1406 html   html Site 1415 (Burkina Faso) 1
1405 html   html Site 1414 (Burkina Faso) 1
1404 html   html Site 1413 (Mali) 1
1403 html   html Site 1412 (Burkina Faso) 1
1402 html   html Site 1411 (Burkina Faso) 1
1401 html   html Site 1410 (Burkina Faso) 1
1400 html   html Site 1409 (Burkina Faso) 1
1399 html   html Site 1408 (Mali) 1
1398 html   html Site 1407 (Mali) 1
1374 html   html Site 1383 (Mali) 1
1373 html   html Site 1382 (Mali) 1
1372 html   html Site 1381 (Mali) 1
269 html   html Site 276 (Togo) 1
268 html   html Site 275 (Ghana) 1
266 html   html Site 273 (Mali) 1
265 html   html Site 272 (Mali) 1
264 html   html Site 271 (Mali) 1
263 html   html Site 270 (Mali) 1
262 html   html Site 269 (Mali) 1
59 html   html Site 66 (Mali) 1
58 html   html Site 65 (Mali) 1
57 html   html Site 64 (Mali) 1

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