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Best criteria required to an appraiser to consider whether a site is in flood zone or not is geographic information system.
A geographic information system(GIS) is a computer system that generates, manages, analyzes, and maps various types of data. GIS connects data to a map by combining location data (where things are) with various types of descriptive data (what things are like there). This lays the groundwork for mapping and analysis, which are used in science and almost every industry. GIS assists users in comprehending patterns, relationships, and geographic context. Improved communication and efficiency, as well as better management and decision making, are among the advantages.
geographic information system (GIS )can make use of any data that includes a location. The location can be expressed in a variety of ways, including latitude and longitude, address, and ZIP code.
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