Google Common Alerting Protocol (CAP) requirements
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This Public Alerts developer site provides best practices for the creation of a
Common Alerting Protocol (CAP) feed. The CAP format is a non-proprietary,
industry standard specification that transmits emergency warning alerts. This
site also highlights the following:
- The data that Google needs from the alert to display it on Google properties.
- How to prepare the data to share with Google.
- The overall integration process.
This developer site is intended for Partner organizations who want to integrate
with Google Public Alerts. Along with the
CAP specifications
on which the feed is based, Partners must follow the guidelines herein.
Except as otherwise noted, the content of this page is licensed under the Creative Commons Attribution 4.0 License, and code samples are licensed under the Apache 2.0 License. For details, see the Google Developers Site Policies. Java is a registered trademark of Oracle and/or its affiliates.
Last updated 2025-05-07 UTC.
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