Stay organized with collections
Save and categorize content based on your preferences.
If you only use a <geocode> element in your CAP alerts, then to parse your
alert, Google needs additional information about geocode and shapefile maps.
Send this data to Google in Esri shapefile format for pre-processing.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-08-28 UTC."],[[["\u003cp\u003eIt is highly recommended to use a \u003ccode\u003e<polygon>\u003c/code\u003e element to describe the \u003ccode\u003e<area>\u003c/code\u003e entity in your CAP alert.\u003c/p\u003e\n"],["\u003cp\u003eIf using a \u003ccode\u003e<geocode>\u003c/code\u003e element, provide Google with additional geocode and shapefile data in Esri shapefile format for pre-processing.\u003c/p\u003e\n"],["\u003cp\u003eEnsure Google receives updated geocode files whenever there are updates for accurate CAP alert parsing in Public Alerts.\u003c/p\u003e\n"]]],["To ensure Google can parse your CAP alerts, use `\u003cpolygon\u003e` elements to define `\u003carea\u003e`. If using `\u003cgeocode\u003e`, provide Google with additional data in Esri shapefile format for pre-processing. NOAA's use of the Universal Geographic Code (UGC) in their AWIPS Basemap Shapefiles database is an example. It's crucial to send Google updated geocode files whenever there's a change to maintain accurate alert parsing.\n"],null,[]]