Biggesee
| Biggesee Dam | |
|---|---|
| Country | Germany | 
| Location | Sauerland, Olpe | 
| Coordinates | 51°06′37″N 07°53′45″E / 51.11028°N 7.89583°E | 
| Construction began | 1956 | 
| Opening date | 1965 | 
| Dam and spillways | |
| Height | 52 m | 
| Length | 640 m | 
| Width (crest) | 10 m | 
| Width (base) | 220 m | 
| Dam volume | 1,900,000 m3 | 
| Spillway capacity | 347 m³/s | 
| Reservoir | |
| Total capacity | 171.7 hm³ | 
| Catchment area | 287 km2 | 
| Surface area | 876 ha | 
| Power Station | |
| Installed capacity | 17.6 MW | 
The Biggesee or Bigge Reservoir (German: Biggetalsperre) is a reservoir in Germany. It lies in the southern part of the Sauerland between Olpe and Attendorn.