Big Creek Lake
General data
- Name: Big Creek Lake
- Water system: Escatawpa River
- Water type: River
- Progression: Big Creek (Escatawpa River tributary) -> Escatawpa River -> Mobile Bay -> Gulf of Mexico -> Atlantic Ocean -> Planet Earth
- Climates: Subtropical
- Continents: North America
- Countries: United States of America
Big Creek Lake (also known locally as J.B. Converse Reservoir) is reservoir in Mobile County, Alabama. Big Creek Lake was formed by damming Big Creek, and the water released from the dam continues as Big Creek downstream.