Avce is an 185MW hydro power project. It is located on Soca river/basin in Gorizia, Slovenia. The project is currently active. It has been developed in single phase. The project construction commenced in 2006 and subsequently entered into commercial operation in 2009.

Project Type Total Capacity (MW) Active Capacity (MW) Pipeline Capacity (MW) Project Status Project Location Project Developer
Hydropower 185 185 Active Gorizia, Slovenia Soske elektrarne Nova Gorica


The project is developed and owned by Soske elektrarne Nova Gorica.

Avce is a pumped storage project. The hydro reservoir capacity is 2.17 million cubic meter. The gross head and net head of the project are 521m and 498m respectively. The penstock length is 862m. The penstock diameter is 3.3m. The project generated 426 GWh of electricity. The project cost is $164.5m.

Development Status

The project construction commenced in 2006 and subsequently entered into commercial operation in 2009.

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Contractors Involved

Consortium MELCO – RUDIS – Sumitomo was selected as the turbine supplier for the hydro power project. The company provided 1 unit of francis turbine with 185MW nameplate capacity.

Consortium MELCO – RUDIS – SUMITOMO supplied 1 electric generator for the project. The generator capacity is 195 MVA.

About Soske elektrarne Nova Gorica

Soske elektrarne Nova Gorica d.o.o. is engaged in power generation from its hydro power plants on the Soca river and its subsidiary streams. The company owns a total of 5 big and 21 small hydro power plants with total generating capacity of 161 MW.


All power projects included in this report are drawn from GlobalData’s Power Intelligence Center. The information regarding the project parameters is sourced through secondary information sources such as electric utilities, equipment manufacturers, developers, project proponent’s – news, deals and financial reporting, regulatory body, associations, government planning reports and publications. Wherever needed the information is further validated through primary from various stakeholders across the power value chain and professionals from leading players within the power sector.