GASH RIVER FLOODS, August 2003
Town of SEBDERAT (Eritrea)
All (speckle filtered) images and damage assessment map below (processing by ParBleu Technologies Inc.) are produced in cartographic projection UTM WGS 1984 (Zone 37), at a spatial resolution of 20 meters x 20 meters.
The size of the area shown is 10.0 x 10.0 kilometers.
Extent of Damages :
|Archive RADARSAT-1 Image (1999)||RADARSAT-1 Image (24 August 2003)|
The brighter areas correspond to moister soils. Therefore, the areas that went brighter in the RADARSAT-1 image acquired on August 24, 2003 show an important excess in water content with respect to the 1999 situation.
The town of Sebderat is located within the yellow square.
From Sebderat, the road heading southward along the border with Sudan leads to Teseney.
Damage assessment map :
UTM geographic coordinates are indicated on the map.
Interpretation keys :
On this map, the areas exhibiting blue tones are principally located within mountain areas, and do not correspond to flooded areas, with the exception of the banks of the little tributary of the Gash river, north of Sebderat.
The areas exhibiting red tones correspond to soils presenting a strong excess
in moisture content.
Agricultural fields located within such areas are likely to be heavily damaged.
No significant damages are detected in the town of Sebderat (located within the yellow square).
Produced by PARBLEU TECHNOLOGIES Inc.
under mandate of the CANADIAN SPACE AGENCY.
(Standing Offer for Disaster Management Information Products and Services; PWGSC File Number 9F028-014927/A)
Procurement of the original RADARSAT-1 SAR data: Canadian Space Agency, and Radarsat International Inc.
Original RADARSAT-1 images: Copyright Canadian Space Agency / Agence Spatiale Canadienne, 2003.
Copyright (C) PARBLEU Technologies Inc., August 2003