| Kostromskaya Power Station | |
| Country: | Russia |
| Location: | Volgorechensk |
| Coordinates: | 57.4594°N 41.175°W |
| Owner: | WGC-3 |
| Th Fuel Primary: | Natural gas |
| Ps Units Operational: | 4 × 300MW 4 × 330MW 1 × 1,200MW |
| Ps Electrical Capacity: | 3,720 MW |
The Kostroma Power Station (Kostromskaya GRES) is a gas-fired power station near Volgorechensk in Russia. The station consists of four 300 MW units, four 330 MW units and a single 1,200 MW unit. Of which, the 1,200MW unit is the world's largest gas-fired power station unit. The station also has a 320m (1,050feet) tall chimney, one of the tallest in the world.