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799.2 MW Natural Gas operating in Cherokee, SC — Duke Energy Carolinas
799.2 MW
Nameplate Capacity
8
Generators
units
Natural Gas Fired Combustion Turbine
Technology
2002
Operating Since
Coordinates
35.1597, -81.4306
County
Cherokee, SC
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Duke Energy Carolinas, LLC | Duke Energy Carolinas | — |
| Owner(s) | Duke Energy Carolinas, LLC | Duke Energy | — |
| Status | Operating | — | — |
Mill Creek is a natural gas-fired power plant located in Cherokee County, South Carolina. The plant has a total capacity of 799.2 MW across 8 generators utilizing natural gas-fired combustion turbine technology. Mill Creek began operating in 2002 and is owned and operated by Duke Energy Carolinas, LLC, a subsidiary of Duke Energy. The plant is the 5th largest in South Carolina out of 13 plants and ranks 252nd nationally out of 945 plants.
In the latest year of reported generation data, Mill Creek produced 31,853 MWh, operating at a capacity factor of 0.5%. The plant operates within the Duke Energy Carolinas balancing authority and the SERC NERC region. Financial data indicates an installed cost of $317.69 per kW. The power purchase agreement (PPA) price is $25 per MWh, according to FERC data.
Generated from EIA, GEM, and public data sources
Grid Region
Southeast
Market
SEEM Participant
NERC Region
SERC — SERC Reliability Corporation
Balancing Authority
1.4K MWh
Latest Month
31.9K MWh
Annual Generation
0.5%
Capacity Factor
CO₂ Intensity
1683 lb/MWh
Low-utilization plant — per-MWh rate is dominated by startup/standby emissions; not directly comparable to baseload averages.
NOx
0.505 lb/MWh
SO₂
Duke Energy Carolinas, LLC · Data from 2015–2025
$25.0/MWh
PPA Price
Annual Capital & Operating Expenses
Cumulative Installed Cost
Per-Unit Cost Trends
This plant's balancing authority participates in the Southeast Energy Exchange Market (SEEM). SEEM is a bilateral exchange — no public nodal pricing.
Last updated 2026-04-09
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ask pi about Mill Creek (SC)Duke Energy Carolinas (DUK)
Grid Voltage
230.0 kV
Regulatory Status
RE — Regulated
Entity Type
Investor-Owned Utility
Sector
Electric Utility
0.006 lb/MWh
CH₄
0.035 lb/MWh
N₂O
0.004 lb/MWh
Capacity Factor
0.5%
Annual Net Gen
38 GWh
CO₂eq
1685 lb/MWh
Subregion
SERC Virginia/Carolina