The Aircraft Warning Corps (AWC) was a World War II United States Army Air Force organization for Continental United States air defense. The corps' information centers networked an area's "Army Radar Stations" which communicated radar tracks by telephone, and the information centers also integrated visual reports processed by Ground Observer Corps filter centers. The AWC notified air defense command posts of the First Air Force, Second Air Force, Third Air Force, and Fourth Air Force. These command posts would deploy interceptors which used command guidance to achieve ground-controlled interception.
United States electronic attack warning began with the 1929 Air Corps "experimenting with a rudimentary early-warning network at Aberdeen Proving Ground" in Maryland, [1] a 1939 networking demonstration at Twin Lights station (New Jersey), and 2 SCR-270 radar stations during the August 1940 "Watertown maneuvers" (New York). When "Pearl Harbor was attacked, [there were 8 CONUS] early-warning stations" (Maine, New Jersey, and 6 in California), [1] and Oahu's Opana Mobile Radar Station had 1 of 6 SCR-270s. [1]
CONUS Army Radar Station deployments after Pearl Harbor were primarily for anti-aircraft coastal defence, e.g., L-1 at Oceanside, California, B-30 at Lompoc, California, and J-23 at Tillamook Head (Seaside, Oregon). [2] California's B-78 Mount Tamalpais Radar Station, subsequently became a Cold War station of the Lashup, Permanent, SAGE, and JSS radar networks. Aircraft Warning Battalions included: 551st at tbd, 555th at tbd, 558th, and 599th (Drew Field, Tampa: 30 March 1944).
The USAAF inactivated the aircraft warning network in April 1944. [3] : 38 By June 1944 AWC volunteers "assigned to filter centers serve[d] on the same days that ground observers are on duty" (information centers continued processing radar information 24 hours a day, e.g., plotting radar tracks). [4] : 97
By 1946, post-war considerations were for '"development of radar equipment for detecting and countering missiles of the German A-4 type" [5] (part of Signal Corps' Project 414A contracted to Bell Laboratories in 1945), [3] : 207 and by 1947 March Field had one of the remaining World War II AC&W radar stations. The AAF announced in late May 1947 plans to move "its Radar School from Boca Raton, Florida, to Keesler [which] officially opened on 14 November 1947" [6] (originally at Scott Field, then Morrison Field from February to 1 Jun 42). [7] In 1948, the CONUS "five-station radar net" [8] included the Twin Lights established in June 1948 and Montauk's "Air Warning Station #3 on July 5, 1948 [9]
The Semi-Automatic Ground Environment (SAGE) was a system of large computers and associated networking equipment that coordinated data from many radar sites and processed it to produce a single unified image of the airspace over a wide area. SAGE directed and controlled the NORAD response to a possible Soviet air attack, operating in this role from the late 1950s into the 1980s. Its enormous computers and huge displays remain a part of cold war lore, and after decommissioning were common props in movies such as Dr. Strangelove and Colossus, and on science fiction TV series such as The Time Tunnel.
North American Aerospace Defense Command, known until March 1981 as the North American Air Defense Command, is a combined organization of the United States and Canada that provides aerospace warning, air sovereignty, and protection for Canada and the continental United States.
Keesler Air Force Base is a United States Air Force base located in Biloxi, a city along the Gulf Coast in Harrison County, Mississippi, United States. The base is named in honor of aviator 2d Lt Samuel Reeves Keesler Jr., a Mississippi native killed in France during the First World War. The base is home of Headquarters, Second Air Force and the 81st Training Wing of the Air Education and Training Command (AETC).
The National Military Command Center (NMCC) is a Pentagon command and communications center for the National Command Authority. Maintained by the Department of the Air Force as the "DoD Executive Agent" for NMCC logistical, budgetary, facility, and systems support; the NMCC operators are in the Joint Staff's J-3 (Operations) Directorate. "The NMCC is responsible for generating Emergency Action Messages (EAMs) to missile launch control centers, nuclear submarines, recon aircraft, and battlefield commanders".
Aerospace Defense Command was a major command of the United States Air Force, responsible for air defense of the continental United States. It was activated in 1968 and disbanded in 1980. Its predecessor, Air Defense Command, was established in 1946, briefly inactivated in 1950, reactivated in 1951, and then redesignated Aerospace rather than Air in 1968. Its mission was to provide air defense of the Continental United States (CONUS). It directly controlled all active measures, and was tasked to coordinate all passive means of air defense.
Fort Fisher Air Force Station was a United States Air Force installation located on the Atlantic coast 0.8 miles (1.3 km) southwest of Kure Beach, North Carolina. Its primary mission was as a radar complex. It was closed on 30 June 1988 by the Air Force, and turned over to the Federal Aviation Administration (FAA).
Montauk Air Force Station was a US military base at Montauk Point on the eastern tip of Long Island, New York. It was decommissioned in 1981 and is now owned by the New York State Office of Parks, Recreation and Historic Preservation as Camp Hero State Park.
The Ground Observer Corps (GOC), sometimes erroneously referred to as the Ground Observation Corps, was the name of two American civil defense organizations during the middle 20th century.
Ground Equipment Facility J-33 is a Federal Aviation Administration (FAA) radar station of the Joint Surveillance System's Western Air Defense Sector (WADS) with an Air Route Surveillance Radar (ARSR-4). The facility was previously a USAF general surveillance radar station during the Cold War.
Cross City Air Force Station is a former United States Air Force facility, located 1.6 miles (2.6 km) east of Cross City, Florida.
The Aircraft Warning Service (AWS) was a civilian service of the United States Army Ground Observer Corps instated during World War II to keep watch for enemy planes entering American airspace. It became inactive on May 29, 1944.
Gordon Philip Saville was a United States Air Force major general who was the top authority on US air defense from 1940 to 1951. Blunt and direct in manner, Saville had been an outspoken proponent of tactical aviation in the 1930s against a brotherhood of airmen who promoted strategic bombing.
Highlands Air Force Station was a military installation in Middletown Township near the borough of Highlands, New Jersey. The station provided ground-controlled interception radar coverage as part of the Lashup Radar Network and the Semi-Automatic Ground Environment network, as well as providing radar coverage for the Highlands Army Air Defense Site. The site's 240 acres (97 ha) is now the Rocky Point section in Hartshorne Woods Park of the Monmouth County Parks System.
The SAGE radar stations of Air Defense Command were the military installations operated by USAF squadrons using the 1st automated air defense environment and networked by the SAGE System, a computer network. Most of the radar stations used the Burroughs AN/FST-2 Coordinate Data Transmitting Set (CDTS) to automate the operator environment and provide radar tracks to sector command posts at SAGE Direction Centers (DCs), e.g., the Malmstrom Z-124 radar station was co-located with DC-20. The sector/division radar stations were networked by DCs and Manual Control Centers to provide command, control, and coordination for ground-controlled interception of enemy aircraft by interceptors such as the F-106 developed to work with the SAGE System.
Roslyn Air National Guard Station is a closed United States Air Force station. It was located in East Hills, New York, on Long Island. It was originally part of Clarence MacKay's Harbor Hill estate. It was closed in 2000.
The Lashup Radar Network was a United States Cold War radar netting system for air defense surveillance which followed the post-World War II "five-station radar net" and preceded the "high Priority Permanent System". ROTOR was a similar expedient system in the United Kingdom.
The Permanent System was a 1950s radar network used for the CONUS "manual air defense system" and which had a USAF aircraft control and warning (AC&W) organization of personnel and military installations with radars to allow Air Defense Command ground-controlled interception of Cold War bombers attacking the United States.
An Air Defense Direction Center (ADDC) was a type of United States command post for assessing Cold War radar tracks, assigning height requests to available height-finder radars, and for "Weapons Direction": coordinating command guidance of aircraft from more than 1 site for ground-controlled interception. As with the World War II Aircraft Warning Service CONUS defense network, a "manual air defense system" was used through the 1950s Along with 182 radar stations at "the end of 1957, ADC operated … 17 control centers", and the Ground Observation Corps was TBD on TBD. With the formation of NORAD, several types of ADDCs were planned by Air Defense Command:
Continental Air Forces (CAF) was a United States Army Air Forces major command, active 1944–1946. It was tasked with combat training of bomber and fighter personnel, and for Continental United States (CONUS) air defense after the Aircraft Warning Corps and Ground Observer Corps were placed in standby during 1944. CAF conducted planning for the postwar United States general surveillance radar stations, and the planning to reorganize to a separate USAF was for CAF to become the USAF Air Defense Command On 21 March 1946, CAF headquarters personnel and facilities at Bolling Field, along with 1 of the 4 CAF Air Forces became Strategic Air Command. US Strategic Air Forces of WWII, e.g., Eighth Air Force and Fifteenth Air Force, transferred later to SAC. Most of the CAF airfields that had not been distributed to other commands when SAC was activated were subsequently transferred to Air Defense Command, Tactical Air Command, and Air Materiel Command between March 1946 and March 1947.
Continental Air Defense Command (CONAD) was a Unified Combatant Command of the United States Department of Defense, tasked with air defense for the Continental United States. It comprised Army, Air Force, and Navy components. It included Army Project Nike missiles anti-aircraft defenses and USAF interceptors. The primary purpose of continental air defense during the CONAD period was to provide sufficient attack warning of a Soviet bomber air raid to ensure Strategic Air Command could launch a counterattack without being destroyed. CONAD controlled nuclear air defense weapons such as the 10 kiloton W-40 nuclear warhead on the CIM-10B BOMARC. The command was disestablished in 1975, and Aerospace Defense Command became the major U.S. component of North American Air Defense Command (NORAD).
Stations were undermanned, personnel lacked training, and repair and maintenance were difficult. This stop-gap system later would be replaced by a 75-station, permanent net authorized by Congress and approved by the President in 1949 … To be closer to ConAC, ARAACOM moved to Mitchel AFB, New York on 1 November 1950.
Aircraft Warning Corps—The Aircraft Warning Corps includes all those volunteers in filter and information centers of our continental fighter commands who are on the receiving end of the ground observers' reports. At its peak this corps numbered more than 25,000. Like the GOC, the Aircraft Warning Corps is now also on an alert status; those assigned to filter centers serve on the same days that ground observers are on duty. Information centers, however, differ in this respect: radar information comes in to them 24 hours a day; continuous operation is demanded of that portion of the AWC required to plot radar information.
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: CS1 maint: location missing publisher (link) (cited by Schaffel, p. 314)The radar school, moved from Scott to Morrison Field in February 1942, was transferred to occupy a leased club at Boca Raton, Fla, in May 1942. Additional cantonment housing and an airfield were subsequently built for this school.132(p. 113)