Longgan Lake () is a freshwater lake in central China, divided between Susong County of Anhui Province and Huangmei County at the eastern extremity of Hubei Province. The lake is situated near the north bank of the middle reaches of Yangtze River, opposite Poyang Lake (which is south of the Yangtze). The lake was named Longgan Lake in a 1955 decision which combined the names of two former lakes, Long Lake () and Gan Lake ().
As of 1998, the lake's water surface area was . It is an important marsh protective area. Longgan Lake is an important aquatic farming area.http://www.ndrc.gov.cn/zcfb/zcfbtz/201504/t20150416_688229.html page 26 水产品基地：{...} 龙感湖。pdf also at https://commons.wikimedia.org/wiki/File:长江中游城市群发展规划.pdf
Geography Administrative Divisions The western shore of Longgan Lake is in Huanggang; the area is administered under the Longganhu Administrative District (total area: 100 km2).http://dfz.hg.gov.cn/sqgl/xsqgk/2011-05-27/154.html 国土面积100平方公里。 Longganhu Administrative District administers: # Name Chinese (S)Management Offices 1 Luchaihu 2 Yanghu 3 Shahu 4 Chungang 5 Saihu 6 Qingnihu 7 Yanjiazha Other Areas 8 Longganhu Industrial Park
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