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| Los Alamitos Army Airfield | |
|---|---|
| Name | Los Alamitos Army Airfield |
| Location | Los Alamitos, California |
| Coordinates | 33°48′N 118°04′W |
| Country | United States |
| Type | Military airfield |
| Controlledby | United States Army |
| Built | 1940s |
| Used | 1940s–present |
| Garrison | Los Alamitos Joint Forces Training Base |
Los Alamitos Army Airfield is a United States military airfield located in Orange County, California, adjacent to the city of Los Alamitos, California and the community of Seal Beach, California. It operated as a key training and support installation during World War II and continued service through the Cold War into the post‑9/11 era under the administration of the United States Army Reserve and the California National Guard. The airfield has hosted aviation, logistical, and joint training activities supporting units from the United States Army, United States Marine Corps, United States Navy, and federal agencies such as the Federal Aviation Administration.
The site began as a municipal and private aviation field before acquisition and expansion by the War Department during the late 1930s and early 1940s to support Army Air Forces training for Pacific Theater operations. During World War II it served personnel and aircraft transit for campaigns including logistics to the Guadalcanal Campaign and Philippine Campaign (1944–45), and later supported demobilization. Postwar, control transitioned through the United States Air Force era into a multi‑service training base associated with the Army National Guard and the establishment of the Los Alamitos Joint Forces Training Base. In the Vietnam War era and Cold War, the airfield supported helicopter and fixed‑wing training, interoperability exercises with Marine Corps Base Camp Pendleton and Naval Air Station Lemoore, and hosted visiting units from the Air Force Reserve Command. In the 21st century, it adapted to homeland security missions following September 11 attacks and participated in readiness training alongside Federal Emergency Management Agency and state emergency response units.
The airfield features a primary runway, taxiways, aircraft parking ramps, hangars, an air traffic control tower, and support facilities integrated into the Los Alamitos Joint Forces Training Base complex. Infrastructure improvements over time included runway resurfacing, navigational aids compatible with Instrument Landing System procedures, and maintenance hangars for rotary‑wing sustainment. The installation connects to regional transportation networks such as Interstate 405 (California), Pacific Coast Highway, and California State Route 22, and is within operational range of Long Beach Airport, John Wayne Airport, and Los Angeles International Airport for coordination and contingency operations. On‑site installations support logistics, medical readiness, and joint command elements interoperable with North American Aerospace Defense Command and state military liaison offices.
Los Alamitos field has hosted aviation elements from the California Army National Guard, 101st Airborne Division (United States), and transient squadrons from the Air National Guard and Marine Corps Reserve. It regularly supports training exercises such as Operation Desert Shield‑era preparedness drills, regional mobilizations, joint exercises with United States Northern Command components, and National Guard domestic response operations. The stationing of engineer battalions, logistics brigades, aviation battalions, and military police units has enabled combined arms training, aviation maintenance readiness, and command post exercises interoperable with the United States Northern Command homeland defense mission. The base has also served as a staging area for deployments to Operation Iraqi Freedom and Operation Enduring Freedom rotations.
The airfield supports a mix of rotary and fixed‑wing platforms including legacy and modern helicopters operated by the National Guard and Reserve such as the Bell UH-1 Iroquois, Boeing CH-47 Chinook, and variants of the Sikorsky UH-60 Black Hawk, as well as small fixed‑wing utility aircraft used for liaison and transport. Equipment on site includes flight simulators, maintenance tooling for turboshaft engines, avionics benches compatible with Global Positioning System‑aided navigation, and ground‑support equipment for refueling, deicing, and munitions handling during training events. Historically, the field accommodated aircraft types transitioning through Army Air Forces Training Command inventories and later supported retrograde movements of aircraft bound for Pacific Air Forces theater assignments.
As part of the joint base complex, the airfield enables civil‑military cooperation with local governments such as the City of Los Alamitos and Orange County, California agencies, supports community outreach, and provides space for civic events and disaster response staging. Civil aviation coordination has occurred with the Federal Aviation Administration and nearby municipal airports for airspace deconfliction. The installation has hosted public events that engaged organizations including the Civil Air Patrol, Boy Scouts of America, and veterans groups associated with the Veterans Affairs regional offices. Coordination with regional law enforcement agencies, fire departments such as the Orange County Fire Authority, and emergency management entities has enabled integrated responses to wildfires, earthquakes, and floods.
Over its operational history, the airfield has experienced training mishaps, aircraft hard landings, and ground incidents typical of busy military aviation hubs, involving rotary‑wing and small fixed‑wing aircraft. Investigations by military safety commands, aviation crash boards, and the National Transportation Safety Board when applicable have produced recommendations on airfield procedures, flight rules, and maintenance practices. Notable incidents prompted upgrades to air traffic control procedures, runway safety areas, and pilot training syllabi consistent with lessons learned from similar events at installations like Miramar Naval Air Station and Vandenberg Space Force Base.
Environmental management at the site addresses legacy issues including fuel handling, hazardous material storage, and groundwater monitoring involving agencies such as the Environmental Protection Agency and the California Department of Toxic Substances Control. Remediation efforts have involved soil vapor extraction, monitoring wells, and coordination with the California Environmental Protection Agency to protect nearby wetlands and the Seal Beach National Wildlife Refuge. Community impact topics include noise abatement procedures, land use planning with Orange County Board of Supervisors, and collaboration on encroachment concerns with local school districts and municipal planners. The installation participates in public meetings and restoration projects with organizations such as the Audubon Society and regional conservation partners.
Category:United States Army airfields Category:Installations of the United States Army in California