Complex sentence: Eric Marcus Municipal Airport, formerly Ajo Municipal Airport, is a county-owned, public-use airport located in Pima County, Arizona, United States, five miles (8 km) north of the central business district of Ajo and about southwest of Phoenix.
Split into simpler sentences: Eric Marcus Municipal Airport is a county-owned, public-use airport in Pima County, Arizona, United States. It is located five nautical miles (9 km) north of the central business district of Ajo and is about southwest of Phoenix.