Deployment Began: Wed Sep 23, 2026
Days Deployed: 45 days
Current Location: HMAS Stirling, Western Australia
Previous Location: Joint Base Pearl Harbor-Hickam, Hawaii
Mission: Virginia-class fast-attack submarine conducting an overseas AUKUS-support deployment, including a scheduled monthlong maintenance period that develops Australian nuclear-submarine sustainment skills, infrastructure and allied maintenance interoperability.
Sources: 'U.S. Navy Public Affairs / Seapower Magazine': 'U.S. Navy submarine arrives in Western Australia for Scheduled Maintenance' (October 27, 2026); 'Australian Submarine Agency': 'SRF-West on the horizon as USS Colorado arrives for major maintenance period' (publication date not stated)
Last Updated: Wed Nov 04, 2026 14:14 UTC
Note: The current location information above is an estimate from public reports and open-source intelligence. Exact positions are classified for operational security (OPSEC). The
tracker map below displays the last publicly transmitted
AIS data from this ship. Military ships typically transmit AIS data for maritime safety when operating near civilian traffic when not in an active theater.