Update #2 Final update - The local exchange technician replaced and removed a local loop at the Tokyo node due to a router being hung up. Afterwards, Guam 1 and Guam 2 began receiving pass data.

Update #1- The Ground Station LUT Vendor is performing further investigations to determine the root cause of the Circuit outage. This issue has been escalated.

Topic: SARSAT Guam 1 and 2 Low Earth Orbit (LEO) Ground Station Offline

Date/Time Issued:March 29, 2019 0725Z

Product(s) or Data Impacted: SARSAT alert data

Date/Time of Initial Impact: March 27, 2019 1719Z

Date/Time of Expected End:March 29, 2019 0517Z

Length of Outage:1 day, 11 hours, 58 minutes

Details/Specifics of Change:Guam 1 and 2 in Andersen AFB, Guam circuit is hard down .due to a communications issue. A trouble ticket has been opened with Verizon.

Impact:Medium-Western Pacifica US AOR Distress detection/reporting may be delayed.

Contact Information for Further Information:USMCC Operationsusmcc@noaa.govat

Web Site(s) for applicable information:N/A

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