Update #1 - Final Update: The LUT vendor determined the outage was due to a Trip Circuit Breaker failure. Communications were restored to nominal operations upon its restart.
Topic: SARSAT Hawaii 3 and 4 Low Earth Orbit (LEO) Ground Stations Offline
Date/Time Issued: September 02, 2023 0521Z
Product(s) or Data Impacted: SARSAT alert data
Date/Time of Initial Impact: September 01, 2023 1226Z
Date/Time of Expected End: September 02, 2023 0441Z
Length of Outage: 16 Hours, 26 Minutes
Details/Specifics of Change: Hawaii 3 and 4 LEO Ground Stations in Wahiawa, HI is not sending pass solution data. The maintenance vendor is investigating this issue.
Impact: Medium- Distress alert detection/reporting may be delayed. LEOSAR distress alert detection/reporting may be delayed. GEOSAR and MEOSAR are operating nominally.
Contact Information for Further Information: USMCC Operations firstname.lastname@example.org at
Web Site(s) for applicable information: N/A