UN Operational Satellite Applications Programme (UNOSAT)**UNOSAT code FL20230912LBY, GDACS Id: 1102204** Status: Significant light loss observed. Further action(s): Continuous observations planned for full assessment Severe floods in Libya have generated power supply outage in Derna and Al Baydā. About 5 km2 in Derna, and 4 km2 in Al Baydā became darker based on comparison of SDGSAT-1 images acquired before and after the floods. River delta area in Derna city lost the majority of night-time light, with power supply not fully restored as of 17 September 2023. In Al Baydā, power supply has been almost fully restored as of 17 September 2023. Continuous observations have been planned for full assessment of power recovery.night-time-light-loss-assessment-in-derna-al-bayda-libya-using-night-time-light-imageryHumanitarian Data ExchangePublicNight-Time Light Loss Assessment in Derna & Al Bayda (Libya) using Night-time Light ImageryDatasetsLibya2023-09-20