Naval Base Guam

Naval Base Guam is a strategic U.S. naval base located on Apra Harbor and occupying the Orote Peninsula. In 2009, it was combined with Andersen Air Force Base, to form Joint Region Marianas, which is a Navy-controlled joint base.
The Ship Repair Facility, Guam, was located next to Naval Base Guam, along Apra Harbor. It was closed in 1997, due to the recommendation of the 1995 Base Realignment and Closure Commission.
Naval Base Guam is home of Commander Submarine Squadron 15, Coast Guard Sector Guam and Naval Special Warfare Unit One and supports 28 other tenant commands. It is the home base to dozens of Pacific Command, Pacific Fleet, Seventh Fleet, and the 30th Naval Construction Regiment (NCR).
 is stationed in Guam to tend the submarines of the Seventh Fleet, and changed from Naval Support Facility Diego Garcia to Naval Base Guam to fulfill the same role.
Coast Guard Sector Guam ships include , , and .
History.
On July 21, 1944, also known as Liberation Day, American forces declared the island secure from the Japanese Army. The construction was started by the Navy's Lion Six. Seabees from the 5th Naval Construction Brigade built the base on the site of the destroyed US Marine Corps barracks in Sumay, Apra Harbor. The Navy code named the type of base the Seabees built for its size and purpose, i.e Oak, Acorn, Lion and Cub. A Lion was a main base for the fleet. Naval base Guam was the first named Naval Operating Base and later nicknamed The Pacific Supermarket.
Sub-installations.
Sub-installations aboard Naval Base Guam include Camp Covington. Camp Covington is one of the three main body deployment locations for the Navy Seabees. Currently, Camp Covington is a deployment site in the rotation of the three Seabee battalions making up the 30th NCR . The 7th Fleet's Navy Expeditionary Forces Command Pacific is also headquartered here.
The camp has a gym, a cardio hall, and a mini-mart. It has its own barracks for Officers, Enlisted, and Chief Petty Officers; a galley, an armory, dental clinic, and various HQ buildings and warehouses.
Services.
Naval Base Guam has amenities and services including a library, chapel, visitor's quarters, theater, and bowling lanes.