本标准的主要目的是国土安全测绘标准-点符号 对于应急管理，是建立一套通用的符号，供地图绘制者在 为应急管理人员和急救人员提供支持。它将允许用户快速解读地图 并且能够传播一致、可用的信息。本美国国家标准适用于所有创建地图或其他信息的组织 显示应急管理或急救人员社区的功能。仅限于 这一次是为了支持与应急管理和 危险测绘学科。

The primary purpose of this standard, Homeland Security Mapping Standard - Point Symbology for Emergency Management, is to establish a common set of symbols for use by mapmakers in support of emergency managers and first responders. It will allow users to rapidly interpret map data and to be able to disseminate consistent, usable information.This American National Standard is applicable to all organizations that create maps or otherwise display features for the Emergency Management or First Responder communities. It is limited at this time to support portrayal of point features that relate to the emergency management and hazard mapping disciplines.