Poland launches another strategic CCGT investment. Construction begins on the Gdańsk gas-steam power plant

Poland is accelerating its energy transformation with the launch of the CCGT Gdańsk project – a major gas-fired unit that will strengthen the stability of the national power system and secure electricity supplies for the rapidly growing Pomeranian region. The project, developed by Energa from ORLEN Group, has officially moved into its construction phase after the handover of the site to the EPC contractor.

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05 december 2025   |   15:57   |   Source: Gazeta Morska   |   Prepared by: Kamil Kusier   |   Print

fot. Energa

fot. Energa

A key step in Poland’s shift toward lower-emission generation

ORLEN highlights that combined-cycle gas units remain a central pillar of its transformation strategy, enabling the company to maintain system flexibility and reduce emissions as coal generation declines.

Energa adds that the investment is critical not only for the region but for the entire Polish energy system, providing stable, dispatchable capacity to complement the growing share of renewables.

EPC contractor mobilized – construction works begin this month

The EPC contract is executed by a consortium led by Polimex Mostostal, together with Siemens Energy Global and Siemens Energy Poland. Preparatory works have already been completed, including new access roads, a temporary bridge and full site clearing.

Heavy construction begins in December.
Key milestones include:

  • foundation and underground systems in 2026,
  • delivery of the gas and steam turbines in 2027,
  • grid and gas interconnection works carried out in parallel by the investor.

Innovative circular-water solution

The Gdańsk CCGT will be the first large-scale balancing unit in the Tri-City area. Located next to the municipal wastewater treatment plant “Wschód”, the facility will use treated wastewater as process water – a rare example of circular-economy practice in the region’s power sector.

High local content involvement

A significant part of the construction works, materials and services will be delivered by Polish companies, strengthening the local supply chain and supporting regional industry. Polimex Mostostal underlines that the project showcases the competitive capabilities of Poland’s engineering sector in modern energy technologies.

Strategic role for Poland’s grid

CCGT units are becoming essential to Poland’s evolving power mix, providing fast-ramping, flexible generation needed to balance renewable energy. They emit roughly 50% less CO₂ than coal-fired plants and are key in stabilising the system during the transition period.

The Gdańsk unit is part of ORLEN Group’s long-term strategy to expand its CCGT portfolio from 1.8 GW today to around 4.3 GW by 2035. Parallel projects in Ostrołęka, Grudziądz and Warsaw are progressing on schedule.

The Gdańsk unit is expected to enter the capacity market in 2029.

<figure><img src="https://gazetamorska.pl/upload/images/blok_ccgt_gdansk_wizualizacja.png"></figure>

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Kamil Kusier
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