World Power Plants

HPP Mariselu219 MW Hydroelectric

HydroRenewable

Ranked as the 27th largest power generation facility in Romania, HPP Mariselu stands out not just for its capacity of 219 MW but also for its strategic role in the country's energy landscape. As the 6th largest hydroelectric power plant out of 11 in Romania, it contributes a notable 1.09% to the national capacity, which totals 20,173 MW across 158 plants. This hydro facility harnesses the potential of flowing water, employing advanced turbine technology to convert kinetic energy into electrical power, thereby supporting Romania’s energy needs sustainably. Located near the larger Tarnița – Lăpuștești Hydroelectric Power Station, which boasts a substantial capacity of 1000 MW, HPP Mariselu plays a crucial role in bolstering the regional power grid. The proximity to such a significant facility enhances the reliability and stability of energy supply in the area, particularly during peak demand periods. Together, these plants form a vital cluster for hydroelectric energy production, underscoring the importance of renewable sources in Romania's energy strategy. Romania's energy profile is dominated by coal, but hydroelectric power is increasingly becoming a key player, thanks to the country's substantial water resources. HPP Mariselu's contribution is particularly crucial as Romania seeks to diversify its energy mix and reduce carbon emissions. The facility’s operational efficiency not only aids in meeting local demand but also supports national goals for renewable energy expansion. Owned and operated by an established energy company, HPP Mariselu has been generating electricity since its commissioning, contributing to the national grid’s sustainability. Its operational excellence and commitment to utilizing renewable resources align with global trends toward cleaner energy production. Looking ahead, HPP Mariselu is poised to play an even more significant role in Romania's energy future, especially as the country continues to invest in renewable technologies. As governments push for greener alternatives, plants like HPP Mariselu not only represent a commitment to sustainable energy but also serve as a model for balancing energy needs with environmental stewardship.

Capacity
219 MW
Commissioning Year
1966

60 years old

Owner
Hydroelectric Power Plant Mariselu
Location
46.6679°, 23.0590°

Romania, Europe

Context & rankings
  • 27. largest of 158 plants in Romania
  • #7,124 worldwide by installed capacity
  • #1,393 of 8,493 Hydroelectric plants worldwide
  • 1.09% of the installed capacity of Romania
Age & fleet comparison

60 years in operation

Hydroelectric fleet average: 42.1 years

Operator portfolio

Hydroelectric Power Plant Mariselu operates 1 plants totalling 219 MW

Regional density
Data provenance

Source: ENTSOE

Location

Coordinates:: 46.667900, 23.059000
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Carbon Footprint

Zero Direct Emissions

HPP Mariselu is a hydro power plant producing approximately 767 GWh of clean electricity per year with zero direct CO₂ emissions during operation.

Lifecycle emissions: ~24 g CO₂/kWh (manufacturing, transport, decommissioning)

Technical Details

Primary Fuel Type
Hydro
Energy Source
Renewable
Country
Romania
Continent
Europe
Data Source
Global Power Plant Database

RomaniaEnergy Profile

158
Total Plants
20.2 GW
Total Capacity
CoalGasHydroNuclear
Top Fuels

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