Swan Lake
General data
- Name: Swan Lake
- Water system: Missouri River
- Water type: Artificial lake
- Progression: Yellow Creek (Grand River tributary) -> Grand River (Missouri) -> Missouri River -> Mississippi River -> Gulf of Mexico -> Atlantic Ocean -> Planet Earth
- Climates: Continental
- Continents: North America
- Countries: United States of America
Swan Lake (Missouri) — specifically Swan Lake National Wildlife Refuge — is a large wetland and open‑water complex in Chariton County, north‑central Missouri, managed by the U.S. Fish & Wildlife Service. It’s a major waterfowl habitat within the Grand River floodplain near its confluence with the Missouri River. The refuge lies within the Yellow Creek watershed, a tributary of the Grand River.