Naval Base Point Loma (NBPL) is considered the technical hub of San Diego's naval activities, hosting some of the nation's premier Research, Development Testing and Evaluation (RDT&E) centers for communications, weapons, and medical advancements. Spread beyond Point Loma and throughout San Diego county, NBPL maintains multiple large complexes and 41 special areas, comprising over 1,800 acres of land in direct support of over 60 tenant commands to include: Third Fleet (THIRDFLT), Space and Naval Warfare Systems Command (SPAWAR), Submarine Squadron Eleven (SS-11), the Undersea Warfare Development Center (UWDC), the Surface and Mine Warfare Development Center (SMWDC), Space and Naval Warfare Systems Center Pacific (SSC PAC), Military Sealift Command Pacific (MSC PAC), Naval Health Research Center (NHRC), Explosive Ordnance Disposal (EOD) training and operational commands, and the Naval Consolidated Brig Miramar.
In direct support of operational forces, NBPL is the home of San Diego's submarine force and homeports all of Submarine Squadron Eleven's attack submarines, as well as their entire shore support requirements of logistics, training, ordnance handling, and maintenance, which includes the Navy's only active duty floating dry dock, the ARCO (ARDM 5). NBPL also contains the largest fuel supply center and the only magnetic silencing field on the West Coast, supporting the requirements of the Naval Air and Surface forces.
NBPL has a total workforce population of over 16,500 active duty, Department of Defense civilians, and contractors. NBPL's main base is situated at the southern end of Point Loma on the historic sites of Fort Rosecrans and Ballast Point. NBPL works in partnership with Cabrillo National Monument, the Veterans Administration's Fort Rosecrans National Cemetery, Point Loma Nazarene University, the U.S. Coast Guard, and the Point Loma Wastewater Treatment Plant to help preserve the habitat and cultural resources of this historic location. These include three endangered species, two pre-historic aboriginal sites, Spanish heritage sites, WWI and WWII coastal defense batteries, and two National Register eligible historic districts.