FEMA Flood Zones
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官方服务：
资源简介：
According to FEMA the definition of a flood zone is a "geographic areas that FEMA has defined according to varying levels of flood risk and type of flooding. These...
据美国联邦紧急事务管理局（Federal Emergency Management Agency，FEMA），洪水区的定义为："美国联邦紧急事务管理局依据差异化洪水风险等级与洪水类型划定的地理区域"。此类……
提供机构：
City of Hartford
