{"version":"1.0","type":"card","id":"37eada04-4e33-4dc9-84ad-73fb609c6608","url":"https://stacklist.com/card/37eada04-4e33-4dc9-84ad-73fb609c6608","title":"Naval Station Mayport (Official)","source_url":"https://cnrse.cnic.navy.mil/Installations/NS-Mayport/","note":"The official installation page for NS Mayport, sitting where the St. Johns River meets the Atlantic, about 15 miles east of downtown Jacksonville. Home to surface ships and helicopter squadrons, with the Beaches communities right outside the gate.","image":{"url":"https://ucarecdn.com/32b5511a-f2c8-4afb-8fc6-2b0a3a274d19/","alt":"Naval Station Mayport (Official)","width":600,"height":400},"stack":{"id":"19d4c06d-1a2e-4251-97e2-d8824a995432","title":"PCSing to Jacksonville: A Sailor's Guide to Mayport and NAS Jax","url":"https://stacklist.com/c/travel/stack/19d4c06d-1a2e-4251-97e2-d8824a995432"},"created_at":"2026-07-16T07:48:06.006Z","updated_at":null,"aco":{"summary":"Naval Station Mayport is the third largest Fleet Concentration Area in the United States, commissioned in December 1942, with capacity for 34 ships and an 8,000-foot runway. The installation serves as homeport for major naval vessels including Arleigh Burke-class destroyers and hosts critical naval operations and training activities.","tags":["naval-station","mayport","military-installation","fleet-concentration","us-navy","florida"],"key_entities":[{"name":"Naval Station Mayport","type":"location","confidence":0.99},{"name":"Mayport, Florida","type":"location","confidence":0.99},{"name":"Jacksonville, Florida","type":"location","confidence":0.95},{"name":"United States Navy","type":"organization","confidence":0.99},{"name":"4th Fleet","type":"organization","confidence":0.95},{"name":"Dwight D. Eisenhower Carrier Strike Group","type":"organization","confidence":0.9},{"name":"Arleigh Burke-class guided-missile destroyer","type":"technology","confidence":0.95},{"name":"USS The Sullivans (DDG 68)","type":"technology","confidence":0.95},{"name":"USS Mason (DDG 87)","type":"technology","confidence":0.95},{"name":"Adm. Michael Gilday","type":"person","confidence":0.85},{"name":"USS The Sullivans deployment","type":"event","confidence":0.85},{"name":"Waterloo, Iowa","type":"location","confidence":0.8}],"classification":"reference","language":"en","confidence":0.85,"provenance":{"model":"claude-haiku-4-5","tool":"@stacklist/be@0.1.0","confidence":0.85,"timestamp":"2026-07-16T07:48:20.222Z"},"token_counts":{"approximate":1746,"cl100k":1598},"content_hash":"sha256:52ada2b3a003e2b37c48366556f636558236d8f4b7994300a0b9d2571b9a6e10","acp_version":"0.2","body_available":true,"body_tokens":1746,"visibility":"public","agent_accessible":true,"status":"final"},"_links":{"self":"/api/public/card/37eada04-4e33-4dc9-84ad-73fb609c6608.json","html":"https://stacklist.com/card/37eada04-4e33-4dc9-84ad-73fb609c6608","md":"/api/public/card/37eada04-4e33-4dc9-84ad-73fb609c6608.md","stack_json":"/api/public/stack/19d4c06d-1a2e-4251-97e2-d8824a995432.json"}}