ICAO		IATA		Other		Location
				0SD2		Watertown [Prairie Lakes West Heliport], South Dakota, US (1 mi / 1 km N)
				15SD		Watertown [Brownlee Heliport], South Dakota, US (2 mi / 2 km SE)
KATY		ATY		ATY		Watertown [Watertown Regional], South Dakota, US (2 mi / 3 km NW)
				3SD6		Watertown [Living Earth Heliport], South Dakota, US (10 mi / 17 km NE)
				SD20		Strandburg [Crooked Lake Lodge Heliport], South Dakota, US (15 mi / 24 km NE)
				SD02		Twin Brooks [Mogensmark Heliport], South Dakota, US (26 mi / 41 km NE)
				17SD		Gary [Stone's Conservation Airport], South Dakota, US (28 mi / 45 km E)
				8D7		Clark [Clark County Airport], South Dakota, US (29 mi / 47 km W)
				SD19		Badger [Andersen Farms Airport], South Dakota, US (31 mi / 49 km S)
				00SD		Gary [Homan Field], South Dakota, US (31 mi / 50 km E)
				SD94		Revillo [Lundin Airport], South Dakota, US (32 mi / 52 km E)
				1D7		Webster [The Sigurd Anderson Airport], South Dakota, US (33 mi / 53 km NW)
				SD2		Gary [Lake Cochrane SPB], South Dakota, US (34 mi / 55 km SE)
				3A9		Arlington [Muni], South Dakota, US (35 mi / 57 km S)
				1D1		Milbank [Muni], South Dakota, US (35 mi / 57 km NE)
				SD59		Crocker [Lone Tree Airport], South Dakota, US (36 mi / 59 km W)
				SD65		Wilmot [Whipple Ranch Airport], South Dakota, US (37 mi / 60 km N)
				6E5		Desmet [Wilder Airport], South Dakota, US (39 mi / 63 km SW)
				91MN		Canby [Sanford Canby Medical Center Heliport], Minnesota, US (44 mi / 70 km E)
				50MN		Ortonville [Ortonville Hospital Heliport], Minnesota, US (44 mi / 70 km NE)