Switzerland

Aarberg— 155 MW Hydroelectric

HydroRenewableVerified: Feb 2026

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The Aarberg hydroelectric power generation facility, commissioned in 1968, ranks as the 16th largest plant in Switzerland, contributing 155 MW to the nation’s total energy capacity. This strategic positioning in the energy landscape highlights its importance, as Switzerland operates 168 power plants with an overall capacity of 13,281 MW, making hydroelectric power the dominant source. The Aarberg plant holds the distinction of being the 12th largest hydro facility in the country, representing 1.17% of national capacity. Utilizing the gravitational potential of water, it harnesses hydroelectric technology to generate clean energy efficiently, playing a vital role in Switzerland's commitment to renewable energy sources. Its location near other power generation facilities, such as the 390 MW Kernkraftwerk Mühleberg, the smaller Spiez and Niederried hydro plants, and the solar facility in Courgenay, creates a diverse energy mix in the region. This variety not only enhances grid resilience but also ensures that the local population benefits from a stable supply of electricity. Switzerland's energy profile, characterized by its strong reliance on hydropower, positions plants like Aarberg as essential elements in the national strategy to reduce carbon emissions and combat climate change. Owned and operated by a consortium of stakeholders, the Aarberg facility exemplifies the country's long-standing commitment to sustainable energy practices. Looking ahead, this plant is poised to play an increasingly significant role in the energy transition, particularly as Switzerland seeks to expand its renewable energy infrastructure in response to both domestic and international climate goals. The Aarberg facility not only contributes to local energy needs but also serves as a model for future hydropower developments in the region and beyond.