Update #1 - Final Update – The LUT vendor confirmed pass solution data was being received, indicating the LUT remained operational. However, the USMCC system was not receiving the pass solution data. Restarting the CommRelay on LuFtp1 and the Comm Process on Proc1 restored data flow from LME to the USMCC

Topic: SARSAT LME Low Earth Orbit (LEO) Ground Station Offline

Date/Time Issued: FEBRUARY 27, 2026 0428Z

Product(s) or Data Impacted: SARSAT alert data

Date/Time of Initial Impact: February 26, 2026 0119Z

Date/Time of Expected End: February 27, 2026 0238Z

Length of Outage: 25 hours, 19 minutes

Details/Specifics: The LME LEO Ground Station is currently not sending pass solution data or responding to the LUT schedule. The LUT vendor, SARSAT analysts, and the network team are investigating the issue.

Impact: Minor - Distress alert detection/reporting may be delayed.

Contact Information for Further Information: USMCC Operations usmcc@noaa.gov at 301-817-4576

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