Whicn airport, Tri-Cities Airport or Montrose Regional Airport, is a non-towered public airport on the northwest side of Montrose?
Tri-Cities Airport (Washington) Tri-Cities Airport (IATA: PSC, ICAO: KPSC, FAA LID: PSC) is a public airport 2 miles (3 km) northwest of Pasco, in Franklin County, Washington, USA. It is the fourth largest commercial airport in the state of Washington, and has two runways. PSC covers 2,235 acres (904 ha) of land.
Grand Forks Municipal Airport Grand Forks Municipal Airport is a former airport, located within current city limits approximately 3 mi west-northwest of central Grand Forks, North Dakota. It was closed shortly after World War II and is now redeveloped as part of the urban area of Grand Forks.