History of Eglin Air Force Base engine." On 31 October 1992, the first U.S. Air Force McDonnell Douglas C-17 Globemaster III to deploy to a base outside of California completed a 4.2-hour, flight to Eglin Air Force Base. The third production aircraft flew from Edwards AFB to the Florida base where it underwent pressurization and temperature control tests inside the climatic test facility. The tests were expected to last five to six months, after which it was to return to the flight test program at Edwards. On 25 March 1993, the 55th Special Operations Squadron, equipped with Sikorsky MH-60 Black Hawks, was reassigned from Eglin Main
Johnston Island Air Force Base and water production at the base and built additional facilities. The 5th Battalion departed in January 1943. In December 1943 the 99th Naval Construction Battalion arrived at the atoll and proceeded to lengthen the runway to and add an additional of parking to the seaplane base. US Navy and Marine units based at Johnston included: US Navy and Marine units based at Johnston included: Johnston Island Air Force Base Johnston Island Air Force Base is a former United States Air Force base on the Johnston Atoll in the United States Minor Outlying Islands, in the Pacific Ocean several hundred kilometers