South Sudan GIS data

South Sudan National Bureau of Statistics county populations estimates for 2015-2020.

South Sudan settlement data at the subnational level (admin 3).

**UNOSAT code FL20220424SSD** This map illustrates cumulative satellite-detected water using VIIRS in South Sudan between 01 to 05 March 2023 compared with the period from 20 to 24 February 2023. Within the cloud free analyzed areas of about 630,000 km², a total of about 30,000 km² of lands appear to be affected with flood waters. Water extent appears to have increased of about 5,000 km² since the period between 20 to 24 February 2023. Based on Worldpop population data and the maximal flood water extent ~480,000 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 the United Nations Satellite Centre (UNOSAT).

**UNOSAT code FL20220424SSD** This map illustrates cumulative satellite-detected water using VIIRS in South Sudan between 25 to 29 March 2023 compared with the period from 01 to 05 March 2023. Within the cloud free analyzed areas of about 625,000 km², a total of about 17,000 km² of lands appear to be affected with flood waters. Water extent appears to have decreased of about 13,000 km² since the period between 01 to 05 March 2023. Based on Worldpop population data and the maximal flood water extent ~285,000 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 the United Nations Satellite Centre (UNOSAT).

**UNOSAT code FL20220424SSD** This map illustrates cumulative satellite-detected water using VIIRS in South Sudan between 18 to 22 October 2022 compared with the period from 04 to 08 October 2022. Within the cloud free analyzed areas of about 620,000 km², a total of about 43,000 km² of lands appear to be affected with flood waters. Water extent appears to have decreased of about 4,700 km² since the period between 04 to 08 October 2022. Based on Worldpop population data and the maximal flood water extent ~835,000 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 the United Nations Satellite Centre (UNOSAT).

**UNOSAT code FL20220424SSD** This map illustrates cumulative satellite-detected water using VIIRS in South Sudan between 04 to 08 October 2022 compared with the period from 10 to 14 September 2022. Within the cloud free analyzed areas of about 620,000 km², a total of about 48,000 km² of lands appear to be affected with flood waters in which ~16,500 km² are herbaceous wetlands. Water extent appears to have increased of about 18,000 km² since the period between 10 to 14 September 2022. Based on Worldpop population data and the maximal flood water extent ~940,000 people are potentially exposed or living close to flooded areas. By considering the maximal flood water extent and landcover from ESA we estimate to ~16,500 ha of croplands which are potentially affected by floods. This is a preliminary analysis and has not yet been validated in the field. Please send ground feedback to the United Nations Satellite Centre (UNOSAT).

**UNOSAT code FL20220424SSD** This map illustrates cumulative satellite-detected water using VIIRS in South Sudan between 06 to 10 May 2023 compared with the period from 27 April to 01 May 2023. Within the cloud free analyzed areas of about 620,000 km², a total of about 12,000 km² of lands appear to be affected with flood waters. Water extent appears to have increased of about 4,500 km² since the period between 27 April to 01 May 2023. Based on Worldpop population data and the maximal flood water extent ~220,000 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 the United Nations Satellite Centre (UNOSAT).

**UNOSAT code FL20220424SSD** This map illustrates cumulative satellite-detected water using VIIRS in South Sudan between 17 to 21 January 2023 compared with the period from 12 to 16 January 2023. Within the cloud free analyzed areas of about 629,000 km², a total of about 47,700 km² of lands appear to be affected with flood waters. Water extent appears to have increased of about 3,000 km² since the period between 12 to 16 January 2022. Based on Worldpop population data and the maximal flood water extent ~795,000 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 the United Nations Satellite Centre (UNOSAT).

**UNOSAT code FL20220424SSD** This map illustrates cumulative satellite-detected water using VIIRS in South Sudan between 10 to 14 June 2023 compared with the period from 01 to 05 June 2023. Within the cloud free analyzed areas of about 615,000 km², a total of about 11,000 km² of lands appear to be affected with flood waters. Water extent appears to have increased of about 1,000 km² since the period between 01 to 05 June 2023. Based on Worldpop population data and the maximal flood water extent ~205,000 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 the United Nations Satellite Centre (UNOSAT).

**UNOSAT code FL20220424SSD** This map illustrates cumulative satellite-detected water using VIIRS in South Sudan between 10 to 14 November 2022 compared with the period from 26 to 30 October 2022. Within the cloud free analyzed areas of about 625,000 km², a total of about 41,000 km² of lands appear to be affected with flood waters. Water extent appears to have decreased of about 10,000 km² since the period between 26 to 30 October 2022. Based on Worldpop population data and the maximal flood water extent ~745,000 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 the United Nations Satellite Centre (UNOSAT).

**UNOSAT code FL20220424SSD** This map illustrates cumulative satellite-detected water using VIIRS in South Sudan between 26 to 30 October 2022 compared with the period from 18 to 22 October 2022. Within the cloud free analyzed areas of about 630,000 km², a total of about 52,000 km² of lands appear to be affected with flood waters. Water extent appears to have increased of about 8,400 km² since the period between 18 to 22 October 2022. Based on Worldpop population data and the maximal flood water extent ~965,000 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 the United Nations Satellite Centre (UNOSAT).

This map illustrates satellite-detected areas of IDP shelters in the UN House compound in Juba, Central Equatoria, South Sudan. UNITAR-UNOSAT analysis of satellite imagery acquired 05 September 2016 and 30 August 2016 revealed a total of 8,783 shelters as well as 320 infrastructure and support buildings within the compound. This represents an increase of approximately 4 percent in shelters and an increase of roughly 38 percent in infrastructure and support buildings since the previous UNITAR-UNOSAT analysis of 27 June 2016 satellite imagery. New structures and containers were detected within PoC2 on 27 June 2016, as seen in inset 2. This is a preliminary analysis and has not yet been validated in the field. Please send ground feedback to UNITAR - UNOSAT.

**UNOSAT code FL20220424SSD** This map illustrates cumulative satellite-detected water using VIIRS in South Sudan between 10 to 14 September 2022 compared with the period from 30 August to 03 September 2022. Within the cloud free analyzed areas of about 605,000 km², a total of about 30,000 km² of lands appear to be affected with flood waters. Water extent appears to have decreased of about 13,000 km² since the period between 30 August to 03 September 2022. Based on Worldpop population data and the maximal flood water coverage, ~615,000 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 the United Nations Satellite Centre (UNOSAT). The boundaries and names shown, and the designations used on this map do not imply official endorsement or acceptance by the United Nations. The United Nations Satellite Centre - UNOSAT is not responsible for the misuse or misrepresentation of the map. Final boundary between the Republic of Sudan and the Republic of South Sudan has not yet been determined.

**UNOSAT code FL20220424SSD** This map illustrates cumulative satellite-detected water using VIIRS in South Sudan between 11 to 15 August 2023 compared with the period from 10 to 14 July 2023. Within the cloud free analyzed areas of about 630,000 km², a total of about 26,000 km² of lands appear to be affected with flood waters. Water extent appears to have increased of about 9,000 km² since the period between 10 to 14 July 2023. Based on Worldpop population data and the maximal flood water extent ~450,000 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 the United Nations Satellite Centre (UNOSAT).

This dataset contains administrative polygons grouped by country (admin-0) with the following subdivisions according to Who's On First placetypes: - macroregion (admin-1 including region) - region (admin-2 including state, province, department, governorate) - macrocounty (admin-3 including arrondissement) - county (admin-4 including prefecture, sub-prefecture, regency, canton, commune) - localadmin (admin-5 including municipality, local government area, unitary authority, commune, suburb) The dataset also contains human settlement points and polygons for: - localities (city, town, and village) - neighbourhoods (borough, macrohood, neighbourhood, microhood) The dataset covers activities carried out by Who's On First (WOF) since 2015. Global administrative boundaries and human settlements are aggregated and standardized from hundreds of sources and available with an open CC-BY license. Who's On First data is updated on an as-need basis for individual places with annual sprints focused on improving specific countries or placetypes. Please refer to the README.md file for complete data source metadata. Refer to our blog post for explanation of field names. Data corrections can be proposed using Write Field, an web app for making quick data edits. You’ll need a Github.com account to login and propose edits, which are then reviewed by the Who's On First community using the Github pull request process. Approved changes are available for download within 24-hours. Please contact WOF admin about bulk edits.

**UNOSAT code: FL20211015SSD** This map illustrates cumulative satellite-detected water using VIIRS in South Sudan between 19 to 23 November 2021 compared with the period between 03 to 07 November 2021. Within the cloud free analyzed areas of about 630,000 km2, a total of about 33,000 km2 of lands appear to be affected with flood waters. Water extent appears to have decreased of about 660 km2 since the period between 03 to 07 November 2021. Based on Worldpop population data and the detected surface waters, ~880,000 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 the United Nations Satellite Centre (UNOSAT).

**UNOSAT code: FL20220424SSD** This map illustrates cumulative satellite-detected water using VIIRS in South Sudan between 20 to 24 April 2022 compared with the period from 14 to 18 May 2022. Within the cloud free analyzed areas of about 630,000 km2, a total of about 9,000 km2 of lands appear to be affected with flood waters. Water extent appears to have decreased of about 800 km2 since the period between 20 to 24 April 2022. Based on Worldpop population data and the maximal flood water coverage, ~220,000 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 the United Nations Satellite Centre (UNOSAT).

**UNOSAT code: FL20220424SSD** Dashboard showing VIIRS cumulative data. This dashboard shows statistics of the potentially exposed population and the maximum flood water extent by district over South Sudan

**UNOSAT code: FL20211015SSD** This map illustrates cumulative satellite-detected water using VIIRS in South Sudan between 20 to 25 October 2021 compared with the period between 15 to 19 October 2021. Within the cloud free analyzed areas of about 630,000 km2, a total of about 36,000 km2 of lands appear to be affected with flood waters. Water extent appears to have decreased of about 12,000 km2 since the period between 15 to 19 October 2021. Based on Worldpop population data and the detected surface waters, ~1,040,000 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 the United Nations Satellite Centre (UNOSAT).

**UNOSAT code: FL20211015SSD** This map illustrates cumulative satellite-detected water using VIIRS in South Sudan between 03 to 07 November 2021 compared with the period between 20 to 24 October 2021. Within the cloud free analyzed areas of about 630,000 km2, a total of about 33,500 km2 of lands appear to be affected with flood waters. Water extent appears to have decreased of about 2,700 km2 since the period between 20 to 24 October 2021. Based on Worldpop population data and the detected surface waters, ~935,000 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 the United Nations Satellite Centre (UNOSAT).

This map illustrates satellite-detected structures in the area of the Yusuf Batil settlement in South Sudan. Using a satellite image collected by the Pleiades satellite on 31 October 2017, UNOSAT located 15,970 structures. Of these, 209 were administrative structures, 5,012 were improvised shelters, 70 were semi-permanent structures, and 10,679 were tent shelters. This settlement is located the northern part of the country, in Eastern Nile State, about 40km from the border with Sudan. The population in November 2017 was about 43,000. This is a preliminary analysis and has not yet been validated in the field. Please send ground feedback to UNITAR - UNOSAT.

**UNOSAT code: FL20191023SSD** This map illustrates satellite-detected surface water in Unity, Jonglei and Lakes State of South Sudan as observed from Sentinel-1 imagery acquired on 23 October 2019. Within the analysed extent of about 85,000 km2, a total about 1,180 km2 of land appear to be flooded. This is a preliminary analysis and has not yet been validated in the field. Please send ground feedback to UNITAR - UNOSAT. Important Note: Flood analysis from Sentinel-1 imagery acquired on 23 October 2019 may seriously underestimate the presence of standing floodwater in built-up areas due to backscattering of the radar signal

**UNOSAT code: FL20191023SSD** This map illustrates the 5-day cumulative, day-time surface water extent detected over Luakpiny/Nasir, Pibor and neighbouring counties in South Sudan. The extent was derived from VIIRS-NOAA satellite imagery between 2 and 6 November 2019 and includes all pixels with 0-100% open water. In the two counties of interest, about 9% of the population in Luakpiny/Nasir and 7% in Pibor may be affected by taking into account WorldPop population estimates. This is a preliminary analysis that has not yet been validated in the field. Please send any fieldbased comments to UNITAR-UNOSAT.

This map illustrates satellite-detected structures in the area of the Doro settlement in South Sudan. Using a satellite image collected by the Pleiades satellite on 11 November 2017, UNOSAT located 12,754 structures. Of these, 437 were administrative structures, 652 were improvised shelters, 228 were semi-permanent structures and 11,437 were tent shelters. Doro is located in the north of the country, in Eastern Nile State about 30 km from the border with Sudan. The population in November 2017 was about 58,000 people. This is a preliminary analysis and has not yet been validated in the field. Please send ground feedback to UNITAR - UNOSAT.

**UNOSAT code: FL20240425SSD** This map illustrates cumulative satellite-detected water using VIIRS in South Sudan between 20 to 24 April 2024. Within the cloud free analysed areas of about 630,000 km², a total of about 9,000 km² of lands appear to be affected with flood waters. Based on Worldpop population data and the maximal flood water extent ~165,000 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 the United Nations Satellite Centre (UNOSAT).

**UNOSAT code: FL20240425SSD** This map illustrates satellite-detected water in Juba City, Juba County, Central Equatoria Province, South Sudan, as observed from a Sentinel-2 image acquired on 06 May 2024 at 10:06 local time (08:06 UTC). Within the analysed area of about 64,000 km², a total of about 37 km² of land appears to be affected with flood waters. This is a preliminary analysis and has not yet been validated in the field. Please send ground feedback to the United Nations Satellite Centre (UNOSAT).

**UNOSAT code: FL20240425SSD** This map illustrates cumulative satellite-detected water using VIIRS in South Sudan between 05 to 09 June 2024 compared with the period from 01 to 05 May 2024. Within the cloud free analysed areas of about 580,000 km², a total of about 7,500 km² of lands appear to be affected with flood waters. Water extent appears to have decreased of about 1,700 km² since the period between 01 to 05 May 2024. Based on Worldpop population data and the maximal flood water extent ~120,000 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 the United Nations Satellite Centre (UNOSAT).

**UNOSAT code: FL20240425SSD** This map illustrates cumulative satellite-detected water using VIIRS in South Sudan between 10 to 14 August 2024 compared with the period from 01 to 05 August 2024. Within the cloud free analysed areas of about 620,000 km², a total of about 30,000 km² of lands appear to be affected with flood waters. Water extent appears to have increased of about 1,800 km² since the period between 01 to 05 August 2024. Based on Worldpop population data and the maximal flood water extent ~505,000 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 the United Nations Satellite Centre (UNOSAT).

**UNOSAT code: FL20240425SSD** This map illustrates cumulative satellite-detected water using VIIRS in South Sudan between 15 to 19 August 2024 compared with the period from 10 to 14 August 2024. Within the cloud free analysed areas of about 570,000 km², a total of about 14,000 km² of lands appear to be affected with flood waters. Water extent appears to have decreased of about 16,000 km² since the period between 10 to 14 August 2024. Based on Worldpop population data and the maximal flood water extent ~235,000 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 the United Nations Satellite Centre (UNOSAT).

**UNOSAT code: FL20240425SSD** This map illustrates cumulative satellite-detected water using VIIRS in South Sudan between 18 to 22 August 2024 compared with the period from 15 to 19 August 2024. Within the cloud free analysed areas of about 560,000 km², a total of about 18,000 km² of lands appear to be affected with flood waters. Water extent appears to have increased of about 4,000 km² since the period between 15 to 19 August 2024. Based on Worldpop population data and the maximal flood water extent ~305,000 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 the United Nations Satellite Centre (UNOSAT).

**UNOSAT code: FL20240425SSD** Satellite detected water extents between 13 and 17 September 2024 over South Sudan This map illustrates cumulative satellite-detected water using VIIRS in South Sudan between 13 to 17 September 2024 compared with the period from 18 to 22 August 2024 . Within the cloud free analysed areas of about 560,000 km², a total of about 41,400 km² of lands appear to be affected with flood waters. Water extent appears to have increased of about 23,300 km² since the period between 18 to 22 August 2024 . Based on Worldpop population data and the maximal flood water extent ~305,000 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 the United Nations Satellite Centre (UNOSAT).

**UNOSAT code: FL20240425SSD** This map illustrates cumulative satellite-detected water using VIIRS in South Sudan between 05 to 09 October 2024 compared with the period from 13 to 17 September 2024 . Within the cloud free analysed areas of about 630,000 km², a total of about 44,000 km² of lands appear to be affected with flood waters. Water extent appears to have increased of about 2,800 km² since the period between 13 to 17 September 2024 . Based on Worldpop population data and the maximal flood water extent ~900,000 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 the United Nations Satellite Centre (UNOSAT).

**UNOSAT code: FL20240425SSD** This map illustrates cumulative satellite-detected water using VIIRS in South Sudan between 13 to 17 October 2024 compared with the period from 05 to 09 October 2024 . Within the cloud free analysed areas of about 630,000 km², a total of about 48,000 km² of lands appear to be affected with flood waters. Water extent appears to have increased of about 3,500 km² since the period between 05 to 09 October 2024 . Based on Worldpop population data and the maximal flood water extent ~965,000 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 the United Nations Satellite Centre (UNOSAT).

**UNOSAT code: FL20220424SSD** This map illustrates cumulative satellite-detected water using VIIRS in South Sudan between 01 to 05 April 2022 compared with the period from 20 to 24 April 2022. Within the cloud free analyzed areas of about 16,000,000 km2, a total of about 10,000 km2 of lands appear to be affected with flood waters. Water extent appears to have decreased of about 1,700 km2 since the period between 01 to 05 April 2022. Based on Worldpop population data and the maximal flood water coverage, ~250,000 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 the United Nations Satellite Centre (UNOSAT).

**UNOSAT code: FL20220119SSD** This map illustrates cumulative satellite-detected water using VIIRS in South Sudan between 23 to 27 Feb. 2022 compared with the period from 11 to 15 Feb. 2022. Within the cloud free analyzed areas of about 629,000 km2, a total of about 21,200 km2 of lands appear to be affected with flood waters. Water extent appears to have decreased about 8,000 km2 since the period between 11 to 15 Feb. 2022. Based on Worldpop population data and the maximal flood water coverage, ~522,000 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 the United Nations Satellite Centre (UNOSAT).

**UNOSAT code: FL20220314SSD** This map illustrates cumulative satellite-detected water using VIIRS in South Sudan between 10 to 14 March 2022 compared with the period from 05 to 09 March 2022. Within the cloud free analyzed areas of about 628,000 km2, a total of about 11,400 km2 of lands appear to be affected with flood waters. Water extent appears to have decreased about 12,000 km2 since the period between 05 to 09 March 2022. Based on Worldpop population data and the maximal flood water coverage, ~277,000 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 the United Nations Satellite Centre (UNOSAT).