Sun. Apr 19th, 2026
110630-N-ZZ999-002.ATLANTIC OCEAN (June 30, 2011) The Virginia-class attack submarine USS California (SSN 781) underway during sea trials. (U.S. Navy photo by Chris Oxley/Released).

USS California (SSN-781)

The USS California (SSN-781) is a Virginia-class nuclear-powered attack submarine in the United States Navy, named after the state of California. Commissioned in 2011, it represents one of the most advanced submarines in the world, designed for a broad spectrum of open-ocean and littoral missions. The Virginia-class submarines are noted for their stealth, intelligence gathering, and special operations capabilities, which enable them to perform a variety of tasks, including anti-submarine warfare (ASW), anti-surface warfare (ASuW), strike warfare, and mine warfare.

Equipped with state-of-the-art technology, the USS California features a fly-by-wire ship control system for improved maneuverability and a bow-mounted sonar array for enhanced detection capabilities. Its armament includes twelve vertical launch system (VLS) tubes for Tomahawk cruise missiles, and four torpedo tubes capable of launching Mk-48 advanced capability torpedoes. These weapons allow the submarine to engage a variety of targets, from enemy ships and submarines to coastal installations and inland targets. Additionally, the Virginia-class submarines are equipped with photonic masts that replace traditional periscopes, providing high-resolution images and improved situational awareness.

The USS California plays a crucial role in the U.S. Navy’s undersea warfare strategy. Its ability to operate undetected in hostile waters and gather critical intelligence makes it a formidable asset. The submarine’s versatility also allows it to support special operations forces (SOF) missions by deploying and recovering SEALs and other operatives. Through its advanced capabilities and adaptability, the USS California ensures the U.S. maintains a strategic advantage in maritime operations, safeguarding national security and contributing to global stability.

Armament of USS California (SSN-781)

The USS California (SSN-781), as a Virginia-class nuclear-powered attack submarine, is armed with a formidable array of weaponry designed for various maritime and strategic missions. Its armament includes:

  1. Torpedoes:
    • Four 533 mm torpedo tubes capable of launching:
      • Mk-48 Advanced Capability (ADCAP) torpedoes: These heavyweight torpedoes are designed for long-range anti-submarine and anti-surface warfare.
  2. Vertical Launch System (VLS):
    • Twelve individual VLS tubes capable of launching:
      • Tomahawk Land Attack Missiles (TLAM): These cruise missiles are used for precision strikes against land targets.
      • Vertical Launch Anti-Submarine Rockets (ASROC): These rockets are used for engaging and neutralizing underwater threats.
  3. Other Armament:
    • The submarine is also equipped with advanced sensors and communication systems, including sonar arrays and electronic warfare capabilities, enhancing its ability to detect and respond to threats effectively.

The armament of the USS California (SSN-781) underscores its role as a versatile and potent platform in the U.S. Navy’s submarine fleet, capable of conducting a wide range of missions from covert intelligence gathering to precision strike operations. Its sophisticated weapons systems and stealthy design make it a critical asset for maintaining maritime dominance and safeguarding national security interests.

Dimensions of USS California (SSN-781)

The USS California (SSN-781), a Virginia-class nuclear-powered attack submarine, has the following dimensions:

  1. Length: Approximately 377 feet (115 meters)
  2. Beam (Width): 34 feet (10.4 meters)
  3. Draft: 32 feet (9.8 meters)
  4. Displacement: Approximately 7,800 tons when submerged

These dimensions contribute to the submarine’s stealth capabilities, maneuverability, and operational effectiveness in various underwater environments. The USS California is designed to operate covertly, supporting a wide range of missions critical to national defense and maritime security.

USS California SSN-781