2025年8月6日甘肃省兰州市榆中县暴雨和洪涝灾害SENTINEL-1卫星遥感影像

2025年8月起，甘肃兰州市榆中县遭遇短时强降雨，引发山洪灾害，多区域受灾。本数据集包含2025年8月6日灾害前榆中县受灾区域SENTINEL-1卫星遥感影像数据，由SENTINEL-1卫星获取的高分辨率多光谱影像组成。数据具备全天候、多尺度观测能力，支持灾情评估、次生灾害监测及应急救援，提供JPG,JP2等标准格式，云量小于10%，为受灾前后数据分析提供可靠支撑

Starting in August 2025, Yuzhong County, Lanzhou City, Gansu Province was struck by short-duration heavy rainfall, triggering mountain flood disasters that impacted multiple regions. This dataset includes Sentinel-1 satellite remote sensing image data of the disaster-affected areas in Yuzhong County prior to the August 6, 2025 disaster, which consists of high-resolution multispectral images acquired by the Sentinel-1 satellite. The data possesses all-weather and multi-scale observation capabilities, supporting disaster assessment, secondary disaster monitoring and emergency rescue operations. It is provided in standard formats such as JPG, JP2 and others, with cloud cover of less than 10%, providing reliable support for pre- and post-disaster data analysis.

搜集汇总

背景与挑战

背景概述

该数据集是2025年8月6日甘肃省兰州市榆中县暴雨和洪涝灾害的SENTINEL-1卫星遥感影像，包含灾前受影响区域的高分辨率多光谱图像，具有全天候和多尺度观测能力，主要用于灾害评估、次生灾害监测和应急救援。数据提供标准格式（如JPG和JP2），云覆盖少于10%，为灾前和灾后数据分析提供可靠支持。