Nigeria imagery and land cover data

uav imagery by shamaki, acquired 2025-05-29 to 2025-05-29, 1.2 cm per pixel, published on OpenAerialMap.

satellite imagery by Maxar, acquired 2025-06-02 to 2025-06-02, 30.8 cm per pixel, published on OpenAerialMap.

**UNOSAT code: FL20240902NGA** This map illustrates the satellite-detected accumulated flood extent in Dikwa Town, Dikwa Local Government Area, Borno State, Nigeria. as observed from Sentinel-2 images acquired on 9 and 19 September 2024. Within analysed areas of about 200 km², a total of about 30 km² of lands appear to be affected with flood waters. UNITAR-UNOSAT identified about 1,060 potentially affected structures, along with a potentially affected road extending about 26 km within the analysed area. 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: FL20250928NGA, GDACS ID: 1103409** This map illustrates the satellite-detected water extent in Adamawa, Borno, Gombe, Taraba and Yobe States, Nigeria, as observed from Sentinel-2 satellite images acquired on 29 July 2025 at 14:28 local time (13:28 UTC). Within the analyzed area of approximately 47,000 km², about 700 km² of land appears to be affected by floodwaters. Based on WorldPop population data and the flood extent, approximately 19,000 people are potentially exposed or living close to the 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).