| Medard | |
|---|---|
&sq=Facebook&lang=en&file=File:Jezero_Medard-Lib%C3%ADk.jpg) | |
&sq=Facebook&lang=en&file=File:Relief_Map_of_Czech_Republic.png)  Medard | |
| Location | Sokolov District, Karlovy Vary Region |
| Coordinates | 50°10′46″N 12°35′45″E / 50.17944°N 12.59583°E |
| Lake type | Artificial |
| Basin countries | Czech Republic |
| Max. length | 4 km (2.5 mi) |
| Max. width | 1.5 km (0.93 mi) |
| Surface area | 4.9344 km2 (1.9052 sq mi) |
| Max. depth | 60 m (200 ft) |
| Water volume | 50,150,000 m3 (1.771×109 cu ft) |
| Settlements | Habartov, Svatava |
Medard is an artificial lake (now 4.93 km2) in the Karlovy Vary Region of the Czech Republic, northwest of Sokolov, in the territories of Svatava and Habartov. The lake was created by flooding the former coal mine called Medard-Libík. The lake's surface area stretches 493 ha, its maximum depth is 50 m and the capacity is approximately 50 mil. m3. It is the largest lake in the Czech Republic.