Umyeon-dong (Korean: 우면동) is a dong (neighbourhood) of Seocho District, Seoul, South Korea is part of Gangnam District and a well-known, private neighborhood for the wealthy in southern Seoul.
Umyeon due to the geographical feature of the area has the mountain.
[2] The mountain peak of Umyeon-San is located approximately 10 km (6.2 mi) south of Seoul, and about 5 km (3.1 mi) northeast of Gwanaksan.
Satelliteviews.net lists the peak elevation as "313",[3] while Google Earth shows the maximum elevation at 280 m (920 ft), within a populated area.
During the 2011 Seoul floods, a landslide on an unstable slope of Mount Umyeon destroyed an apartment row, killing 17 people and may have buried about ten landmines dropped on the mountainsides during the Korean War.