Savasleyka is another airbase within the Moscow Military District's boundaries, but its exact operational status is currently unclear, as the formerly resident unit, the 54th Guards Fighter Aviation Regiment, was not listed as operational in the most widely available recent survey of Russian air power, which was done by Air Forces Monthly in August and September 2007. The 54th Regiment had previously been withdrawn from Vainode Air Base in Latvia.'Twin Base Training,' Air Forces Monthly, December 2002 Russian internet sources now say it has been reorganised as the 3958th Air Base.
