The United States National Grid (USNG) is a spatial reference system based on the Universal Transverse Mercator (UTM) map projection, designed to provide a standardized way to identify locations across the United States. It was developed to improve interoperability and communication among various governmental and non-governmental organizations, especially for emergency management and response. Key features of the USNG include: 1. **Grid System**: It divides the U.S.
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