Duke Energy Progress — Cumberland South 500 kV

Interconnection queue entry tied to the Cumberland South 500 kV point of interconnection on Duke Energy Progress's North Carolina transmission system.

Headquarters: NC, United States
Specialty: Gas (100%)
Parent: Duke Energy
Size band: Mid (500 MW–2.5 GW)

Interconnection footprint

as of 2026-03-20

1.2 GW

Total capacity

Projects

0 · 0 MW

Active

0 · 0 MW

Operational

Withdrawn

1.2 GW

Avg project size

States

2016

First queued

Technology mix (by capacity)

Gas1 · 1.2 GW · 100%

Markets

Southeast 1

Where the projects are

1 state

Largest project

Butler-Warner Generation Plant

1.2 GW · Gas · NC · Southeast · Withdrawn

Sources

· Curated research
· ISO interconnection queues

Written profiles are hand-entered and not independently verified. Queue figures are computed from ISO interconnection data and reflect requested capacity, not built capacity.

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