CAMEROON AND CHAD Flood Far-North, Cameroon and Chari-Baguirmi, Hadjer-Lamis and N'Djamena, Chad FL20200826TCD Imagery analysis: 5 September 2020 | Published 7 September 2020 | Version 1.0 14?57'0"E 15?0'0"E 15?3'0"E 15?6'0"E 15?9'0"E N N " " 0 0 ' ' 9 9 ? ? 2 2 C H A D 1 1 Ndjamena Map location Satellite detected water extents as of 5 September 2020 in Far-North, Cameroon and Chari-Baguirmi, Hadjer-Lamis and N'Djamena, Chad This map illustrates satellite-detected surface waters over Far-North region of Cameroon and Chari-Baguirmi, Hadjer-Lamis and N'Djamena N N " regions of Chad as observed from Sentinel-2 " 0 0 ' ' 6 6 ? ? 2 2 image acquired on 5 Sep 2020. Within the 1 1 analyzed area of about 800 km2, a total of about 60 km2 of lands appear to be flooded. Based on Worldpop population data and the detected surface waters, about 60,000 people are potentially exposed or living close to flooded areas. This is a preliminary analysis and has not yet been validated in the field. Please send ground feedback to UNITAR - UNOSAT. Legend City/Town Airport Primary road N N " " 0 0 ' ' 3 Secondary road 3 ? ? 2 2 1 1 International boundary Region boundary Reference water Satellite detected water [5 September 2020] Satellite detected water [3 September 2020] Total District Total Population Flood Extent Country Region District Area in AOI Population in Potentially (km2) (km2) AOI Exposed Cameroon Far-North Logone-et-Chari 2 59 27 86,750 4,260 Chari-Baguirmi Chari 1 57 7 27,550 1,450 Chad 1 7 00 130 Map Scale for A3: 1:80,000 Hadjer-Lamis Haraze-Al-Biar 5 N'Djamena N'Djam?na 4 14 21 1,407,150 52,660 Total 8 35 5 6 1,522,150 58,500 km 0 0.5 1 2 3 4 14?57'0"E 15?0'0"E 15?3'0"E 15?6'0"E 15?9'0"E Analysis conducted with ArcGIS v10.7 Satellite Data (Pre): Sentinel-2 Satellite Data (Post) : Sentinel-2 Administrative boundaries: OCHA Chad and OCHA Cameroon, HDX The depiction and use of boundaries, geographic names and related data shown here are not warranted to be error-free nor do they imply Imagery Dates: 13 May 2020 Imagery Dates: 5 September 2020 Population data: WorldPop [2020] official endorsement or acceptance by the United Nations. UNOSAT is a program of the United Nations Institute for Training and Research Coordinate System: WGS 1984 UTM Zone 33N Resolution: 10 m Resolution: 10 m Road data: OpenStreetMap (UNITAR), providing satellite imagery and related geographic information, research and analysis to UN humanitarian & development Projection: Transverse Mercator Copyright: Contains modified Copernicus Sentinel data [2020] Copyright: Contains modified Copernicus Sentinel data [2020] Background: BING agencies & their implementing partners. This work by UNITAR-UNOSAT is licensed under a CC BY-NC 3.0. Datum: WGS 1984 Source: ESA Source: ESA Analysis : UNITAR - UNOSAT Units: Meter Production: UNITAR - UNOSAT UNITAR - UNOSAT - Palais des Nations CH-1211 Geneva 10, Switzerland - T: +41 22 767 4020 (UNOSAT Operations) - Hotline 24/7: +41 75 411 4998 - [email protected] - www.unitar.org/unosat.