Wudalianchi (Chinese: 五大连池; pinyin: Wǔdàliánchí), formerly Dedu County (德都县), is a county-level city in Heilongjiang province, China. It is under the jurisdiction of the prefecture-level city of Heihe.
The city's name means "five joint ponds" and refers to a set of interconnected lakes formed after the eruption of the volcanoes of Laohei (老黑山) and Huoshao (火烧山) in 1720-21.
The population of the district was 355,397 in 1999.
- ^ "Wudalianchi volcanic field". Global Volcanism Program. Smithsonian Institution. (五大连池火山群)
- ^ National Population Statistics Materials by County and City - 1999 Period, in China County & City Population 1999, Harvard China Historical GIS