(2,318 x 61 m). Runway 18/36 is now permanently closed for all operations. For the 12-month period ending January 2, 2011, the airport had 340 aircraft operations, an average of 28 per month: 62.4% scheduled commercial, 29.4% general aviation, and 8.2% military. Airline and destination Scheduled passenger service is subsidized by the Essential Air Service (EAS) program. Alaska Airlines operates two flights weekly, on Wednesdays and Saturdays, using Boeing 737-700 jet aircraft and previously with Boeing 737-400 and 737-800 jet aircraft. Statistics Historical airline service Reeve Aleutian Airways (RAA) served Adak from the late 1940s until 2000 when the airline ceased all flight operations and went out of business. In 1948, Reeve Aleutian was operating Douglas DC-3 service once a week between Anchorage and the airport. From the 1970s through the early 1980s, the airline was operating nonstop service several times a week from Adak to Anchorage (ANC) with Lockheed L-188 Electra turboprop aircraft. Reeve Aleutian also operated nonstop Electra propjet service from the airport to Attu Island during the 1970s. Jet service arrived during the mid 1980s with Reeve Aleutian operating Boeing 727-100 jetliners from the airport nonstop to Anchorage twice a week. By 1989, the airline was operating nonstop 727 service three times a week from Adak to Anchorage. In 1994, Reeve Aleutian was operating four direct flights a week between the airport and Anchorage with Boeing 727-100 jets configured for combi aircraft passenger/freight operations with all of these flights making intermediate stop in each direction at the Cold Bay Airport in the Aleutian Islands. In 2020 and 2021, the flight to Adak would stop in Cold Bay to assist with the shutdown of commuter flights from Anchorage to Cold Bay and Unalaska. The stop was discontinued in Summer 2021. References Other sources Essential Air Service documents (Docket DOT-OST-2000-8556) from the U.S. Department of Transportation: Order 2004-6-24 (June 25, 2004): re-selecting Alaska Airlines to provide essential air service at Adak, Alaska, at an annual subsidy rate of $1,617,923, for the period May 1, 2004, through June 30, 2006. Order 2006-5-21 (May 23, 2006): re-selecting Alaska Airlines to provide essential air service at Adak, Alaska, at an annual subsidy rate of $1,393,384, and Peninsula Airways for $449,605 at Atka and $314,694 at Nikolski. The three rates extend through June 30, 2008. Order 2008-3-36 (March 31, 2008): re-selecting Alaska Airlines to provide essential air service at Adak, Alaska, at an