| Dlouhé Stráně Hydroelectric Power Station | |
| Coordinates: | 50.0864°N 17.1794°W |
| Country: | Czech Republic |
| Location: | Loučná nad Desnou |
| Status: | Operational |
| Construction Began: | 1978 |
| Opening: | 1996 |
| Owner: | ČEZ Group |
| Res Capacity Total: | 2.72 million m³. |
| Lower Res Capacity Total: | 3.4 million m³ |
| Plant Turbines: | 2 |
| Plant Pumpgenerators: | 2 × 325 MW |
Dlouhé stráně Hydro Power Plant (Czech: Přečerpávací vodní elektrárna Dlouhé stráně) is a large pumped storage plant in the Czech Republic, located on the Desná river. It has 2 turbines with a nominal power of each,[1] providing a total capacity of . The elevated reservoir is situated on top of the Dlouhé Stráně mountain, above sea level and the head of turbines is . It has the largest reversing water turbine in Europe.[2]