SAGE系统采用来自国家地理空间情报局的国土安全基础设施计划的地理空间数据。
SAGE USES geospatial data from the National geospatial Intelligence Agency's Homeland Security Infrastructure Program.
但国家地理空间情报局的图像显示在邻近地区有积水存在，这表明庭院坐落在洪泛区之中。
But images provided by the National Geospatial-Intelligence Agency showed that there was standing water in the vicinity suggesting that the compound sat in a flood basin.
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