halfway Atoll flag vector. simple & Free download midway Atoll flag in png image and eps vector file. midway Atoll is an unorganized, unincorporated territory of the united states, and the previous residence of the midway Naval Air Station (former ICAO PMDY). For statistical functions, halfway is grouped as one of the us Minor Outlying Islands. it is not up to a hundred and forty nautical miles (259 km; 161 mi) east of the world Date Line, about 2,800 nautical miles (5,200 km; three,200 mi) west of San Francisco, and 2,200 nautical miles (4,100 km; 2,500 mi) east of Tokyo. The midway Atoll nationwide natural world Refuge, encompassing 590,991.50 acres of land and water (largely water) in the surrounding space, is run with the aid of the U.S. Fish and flora and fauna service (FWS).