NAVAL AIR STATION WHIDBEY ISLAND

OVERVIEW

Naval Air Station Whidbey Island is the home base of the U.S. Navy's EA-18G Growler airborne electronic attack force and a major hub for the Pacific Fleet's maritime patrol and reconnaissance forces. The base occupies the northern end of Whidbey Island in Puget Sound, about 60 miles north of Seattle, with a primary airfield (Ault Field) just outside Oak Harbor and an Outlying Field at Coupeville used for Field Carrier Landing Practice. About 9,800 military personnel and family members are assigned to the installation, and roughly 20,000 retirees live in the surrounding region.

Whidbey Island is the home of Electronic Attack Wing Pacific, which oversees the Navy's expeditionary and carrier-based EA-18G Growler squadrons — every Growler squadron except one forward-deployed to Japan is based at Whidbey. The base is also the Pacific Fleet's primary maritime patrol hub: Patrol and Reconnaissance Wing 10 oversees Pacific Fleet P-8A Poseidon squadrons, and Unmanned Patrol Squadron 11 (VUP-11), established in November 2025, operates the MQ-4C Triton high-altitude unmanned maritime surveillance aircraft. The base's location on Whidbey Island places it in close proximity to Naval Base Kitsap and the broader Pacific Northwest naval enterprise, including Puget Sound Naval Shipyard, while supporting near-daily training in the maritime, mountainous, and over-water airspace of the Pacific Northwest.

KEY FACTS

• MissionThe Navy's electronic attack base — home of every U.S.-based EA-18G Growler squadron
• Maritime PatrolPacific Fleet P-8A Poseidon and MQ-4C Triton hub
• Two AirfieldsAult Field (main) and Outlying Field Coupeville (FCLP)
• Strategic RoleNorthwest air sovereignty and electromagnetic spectrum operations
• RegionNorth Whidbey Island, Puget Sound

HISTORY

Naval Air Station Whidbey Island was commissioned on September 21, 1942, in response to the Navy's wartime requirement for additional Pacific patrol and seaplane operating bases. The site selected on the northern end of Whidbey Island offered a sheltered seaplane lagoon, a flat upland for a conventional airfield, and proximity to the open Pacific approaches to Puget Sound. Within months of commissioning, the base hosted PBY Catalina and PB4Y patrol bombers conducting long-range Pacific patrols and antisubmarine operations from both the seaplane lagoon and the conventional Ault Field.

After World War II, the Navy retained Whidbey Island as a permanent installation. Through the late 1940s and 1950s, the base was home to a mix of patrol, attack, and heavy attack squadrons, including A-3 Skywarrior heavy attack aircraft and P-2 Neptune patrol bombers. The base's identity began to shift definitively toward electronic attack in 1971, when the first Navy EA-6B Prowler squadron — VAQ-129, the Fleet Replacement Squadron — stood up at NAS Whidbey Island. Over the following decades, every Navy EA-6B Prowler squadron — including joint-service squadrons crewed with Air Force personnel after that service retired the EF-111 — would call Whidbey Island home.

Through the Cold War, NAS Whidbey Island supported Pacific Fleet contingencies from Vietnam to the Iran hostage crisis to the Gulf War. The post–Cold War 1990s brought the consolidation of Navy maritime patrol aviation in the Pacific at Whidbey Island, with the relocation of P-3C Orion squadrons from NAS Moffett Field. The 2010s brought another generational transition: the Navy retired the EA-6B and transitioned every Whidbey Island electronic attack squadron to the EA-18G Growler — a Super Hornet variant equipped for the airborne electronic attack mission — completing the changeover in 2015. In parallel, the base began transitioning its maritime patrol force from the P-3C Orion to the Boeing P-8A Poseidon, with the changeover completed by the late 2010s.

Today, NAS Whidbey Island is the singular Navy installation for airborne electronic attack and a leading Pacific Fleet maritime patrol and reconnaissance hub, hosting every U.S.-based Navy EA-18G Growler squadron, multiple Pacific Fleet P-8A Poseidon squadrons, and the MQ-4C Triton unmanned aircraft mission delivering persistent maritime domain awareness across the Indo-Pacific region.

MAJOR COMMANDS & TENANT UNITS

• Electronic Attack Wing Pacific
• EA-18G Growler squadrons
• Patrol and Reconnaissance Wing 10
• P-8A Poseidon squadrons (Pacific Fleet)
• MQ-4C Triton squadrons (under Patrol and Reconnaissance Wing 10)
• Naval Hospital Oak Harbor

LOCATION & GEOGRAPHY

NOTABLE EVENTS

1. 1942
   Commissioned

   Commissioned in September 1942 to support World War II Pacific patrol and seaplane operations.
2. 1971
   EA-6B Arrives

   First EA-6B Prowler squadron stood up at Whidbey Island, beginning a five-decade electronic attack legacy.
3. 2015
   EA-6B Sundown

   Last operational Navy EA-6B Prowler squadron transitioned to the EA-18G Growler.
4. 2025
   Triton Squadron Established

   Unmanned Patrol Squadron 11 (VUP-11) stood up at NAS Whidbey Island in November 2025 to operate the MQ-4C Triton in the Pacific.

NEARBY BASES

FREQUENTLY ASKED QUESTIONS

SOURCES

• Wikipedia: Naval Air Station Whidbey Island
• CNIC — NAS Whidbey Island
• Commander, Naval Air Forces (parent of Whidbey wings)