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Hydroelectric power plants in Indiana

6 operating hydroelectric power plants in Indiana with 107 MW of hydroelectric capacity, largest first. From EIA-860M, August 2026.

Plants

6

Hydroelectric capacity

107 MW

Net generation, 2025

305 GWh

Largest

Markland

78 MW

Largest hydroelectric power plants in Indiana

#PlantHydroelectric MW2025 net generation, GWhGWh, 2025Capacity factorOperator
1MarklandSwitzerland County7825337.1%Duke Energy Indiana, LLC
2OakdaleCarroll County122.12.1%Northern Indiana Pub Serv Co
3Norway (IN)White County7.312.018.8%Northern Indiana Pub Serv Co
4Twin BranchSt Joseph County4.821.450.9%Indiana Michigan Power Co
5ElkhartElkhart County3.410.836.3%Indiana Michigan Power Co
6Notre Dame HydroSt Joseph County2.56.027.6%University of Notre Dame

Projects where hydroelectric is the largest fuel or at least a fifth of nameplate capacity. MW is hydroelectric nameplate only; net generation covers the whole project. Source: EIA-860M August 2026, published 2026-09-24, and EIA-923 2025. Page updated 2026-10-04. Data sources

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