The EGNOS SoL assisted service for Maritime Users is defined in the SDD LINK. Historical EGNOS Signal in Space outages (periods when no SIS has been available) can be found in the EGNOS Outage Datagaps section.
The EDAS & Maritime Helpdesk answers your questions 24/7. Call +34 911 236 555 Email helpdesk@edas-maritime.gsc-europa.eu , or use our online form.