Alerts and advisories are posted to this page to help you know the status of the GNSS Network. As information becomes available, it will be posted immediately. An archive of alerts and advisories will also be maintained and accessible from this site.
Active Alerts and Advisories
The tables below can be sorted by clicking on the up and down arrows beside the "Date, Type Info, and Status" column titles.
Completed Alerts and Advisories
Archived information is
available upon request.