Briefing on Keowee

Keowee, a 158 MW hydroelectric plant, is experiencing a significant 49% decline in recent generation despite its long operational history under Duke Energy.

Overview

• Plant Name: Keowee

• Location: South Carolina

• Status: Operating since 1971

• Parent Company: Duke Energy (Industrial Info Resources, 2026-02-11)

• EIA Operator & Ownership: Duke Energy Carolinas, LLC

Fleet Details

• Capacity: 158 MW

• Technology: Conventional Hydroelectric

• Number of Generators: 2

• Grid Connections: NERC: SERC, BA: Duke Energy Carolinas

• Similar Plants: Camino, Great Lakes Hydro America - ME, Calderwood

• Nearby Plants: Oconee, Seneca City of, Central Energy Facility

Generation Profile

• Annual Generation: 67 GWh

• Capacity Factor: 4.8%

• Recent Monthly Generation (2024): October: 1 GWh, November: 0 GWh, December: 6 GWh

• Generation Trend: Down 49% over the past 6 months compared to the prior 6 months

Financial Profile

• Power Purchase Agreement (PPA) Price: $25.0/MWh (Source: ferc, ferc_eqr)

• Financial Data Span: 11 years (2015–2025)

Keowee is a long-standing conventional hydroelectric plant owned by Duke Energy, but its generation has seen a significant decline recently. Despite a stable PPA price, its low capacity factor and decreasing output suggest potential operational or market challenges.