Update #1 After the maintenance vendor confirmed that HI1 was delivering data to the USMCC servers, the comm relay process was restarted and pass data resumed sending to the USMCC. No data was lost due to the dual tracking by HI2.

Topic:SARSATHawaii 1 Low Earth Orbit (LEO) Ground Station Offline

Date/Time Issued:August 29, 2019 0200Z

Product(s) or Data Impacted:SARSATalert data

Date/Time of Initial Impact: August 28, 2019 2011Z

Date/Time of Expected End: August 29, 2019 0019Z

Length of Outage: 4 hrs 8 mins

Details/Specifics of Change:Hawaii 1 LEO Ground Station in Wahiawa, HI is not receiving pass solution data. The maintenance vendor is investigating this issue.

Impact:Minor-Dual satellite tracking capability lost. Distress alert detection/reporting timeliness affected.

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

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