Sredetska reka
| Sredetska reka | |
|---|---|
| Location | |
| Country | Bulgaria | 
| Physical characteristics | |
| Source | |
| • location | Bakadzhitsite | 
| • coordinates | 42°16′18.84″N 26°48′38.16″E / 42.2719000°N 26.8106000°E | 
| • elevation | 297 m (974 ft) | 
| Mouth | |
|  • location | Lake Mandrensko | 
|  • coordinates | 42°23′11.04″N 27°18′47.88″E / 42.3864000°N 27.3133000°E | 
|  • elevation | 6 m (20 ft) | 
| Length | 69 km (43 mi) | 
| Basin size | 985 km2 (380 sq mi) | 
| Basin features | |
| Progression | Lake Mandrensko → Black Sea | 
The Sredetska reka (Bulgarian: Средецка река) is a 69 km long river in southeastern Bulgaria, which flows into Lake Mandrensko, itself draining into the Black Sea.