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Global dataset combining open-source hydropower plant and reservoir data.

Jignesh Shah1, Jing Hu2,3, Oreane Y Edelenbosch2,3

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A new global dataset, GloHydroRes, integrates hydropower plant and reservoir data. This crucial resource aids in analyzing climate change impacts on renewable energy security and planning.

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Area of Science:

  • Environmental Science
  • Renewable Energy Systems
  • Climate Change Research

Background:

  • Hydropower is a vital renewable energy source, highly dependent on water availability.
  • Assessing climate change and drought impacts on hydropower requires integrated data on plant and reservoir characteristics.
  • Existing datasets are fragmented, lacking comprehensive information on both hydropower plants and their associated reservoirs.

Purpose of the Study:

  • To introduce GloHydroRes, a novel global dataset that merges disparate open-source hydropower plant and reservoir data.
  • To address the data integration gap for improved hydropower generation modeling and energy security analysis.
  • To provide a comprehensive resource for researchers and policymakers studying renewable energy potential.

Main Methods:

  • Combined existing open-source datasets of hydropower plants and reservoirs.
  • Integrated attribute data including plant location, head, type, and reservoir details (dam location, height, depth, area, volume).
  • Validated dataset coverage against global installed capacity data from EIA (2022) and IRENA (2023).

Main Results:

  • Developed GloHydroRes, a global dataset encompassing 7,775 hydropower plants across 128 countries.
  • The dataset includes detailed attributes for both plants and reservoirs.
  • GloHydroRes represents approximately 79-81% of global installed hydropower capacity, demonstrating significant coverage.

Conclusions:

  • GloHydroRes bridges a critical data gap, enabling more accurate plant-level hydropower generation modeling.
  • The dataset supports enhanced energy security and planning at continental and global scales.
  • This open-source resource facilitates research on the impacts of climate change and drought on hydropower potential.