Air Force Station Hindon is an Indian Air Force base under the Western Air Command (WAC). It is the biggest and largest air base in Asia. Its area measured 14 km rounded and 55 square kilometres (21 sq mi). This base celebrates Air Force Day on 8 October. It is located near Loni Ghaziabad in the state of Uttar Pradesh in the National Capital Region on the outskirts of Delhi, close to the Hindon River. Starting 2006, the annual Air Force Day Parade venue was shifted from Palam Airport to Hindon. There is one runway, aligned east–west (09-27), of 9,000 feet (2,700 m) length x 150 feet (46 m) width. The military airbase serves as the home of the IAF C-17 Globemaster and the IAF C-130J Super Hercules, the backbone of Strategic Heavy Air Lift division of the Indian Air Force. The Airports Authority of India (AAI) operates a civil enclave at Hindon as part of the government's Regional Connectivity Scheme (RCS).