South Africa

Port Rex Power Station— 171 MW Natural Gas

GasVerified: Feb 2026

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The Port Rex Power Station stands as a significant player in South Africa's energy sector, ranking 42nd among 232 power generation facilities in the country. With a capacity of 171 MW, this gas-fired power station, operated by Eskom, contributes approximately 0.24% to the national energy landscape, which boasts a total capacity of 71,899 MW. Given that South Africa's dominant fuel source is coal, Port Rex's reliance on gas positions it uniquely within the national context, especially as the country grapples with the need to diversify its energy portfolio. The facility is part of a small cluster of nearby plants, including its counterpart, Port Rex Power Station, which also has a capacity of 171 MW, and the Chaba Wind Farm, contributing an additional 21 MW through renewable energy. This proximity creates a diverse energy mix within a relatively small geographic area, enabling a balance between traditional gas generation and emerging wind power. Port Rex's operational capabilities are particularly crucial in enhancing energy reliability in the region. As South Africa moves towards a more sustainable energy future, facilities like Port Rex are essential in meeting current demands while facilitating the integration of renewable sources. Owned and operated by Eskom, Port Rex has been generating power since its commissioning, ensuring a steady contribution to the local grid. With the increasing focus on reducing carbon emissions and transitioning to cleaner energy, the role of gas plants like Port Rex is expected to evolve, potentially serving as a transitional technology while renewable capacity expands. The strategic importance of gas in South Africa's energy mix cannot be understated, especially in the face of coal's dominance and the challenges posed by energy security. As the country continues to innovate and implement policies aimed at achieving energy sustainability, Port Rex Power Station will play a vital role in the ongoing transformation of the energy landscape.