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450.3 MW Natural Gas Fired Combined Cycle (315 MW) + Natural Gas Fired Combustion Turbine (135 MW) operating in Caddo, OK — Southwest Power Pool
450.3 MW
Nameplate Capacity
6
Generators
units
Hybrid (2)
Technology
Natural Gas Fired Combined Cycle + Natural Gas Fired Combustion Turbine
1977
Operating Since
Coordinates
35.0847, -98.2300
County
Caddo, OK
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Western Farmers Elec Coop, Inc | — | — |
| Owner(s) | Western Farmers Elec Coop, Inc | — | — |
| Status | Operating | — | — |
The Anadarko Plant is a 450.3 MW hybrid power plant located in Caddo County, Oklahoma. It began operating in 1977 and is owned and operated by Western Farmers Electric Cooperative, Inc. The plant utilizes natural gas as its primary fuel source and incorporates both natural gas-fired combined cycle and natural gas-fired combustion turbine technologies across its six generators. The plant operates within the Southwest Power Pool (SPP) balancing authority and the Midwest Reliability Organization (MRO) NERC region.
In the most recent year with available data, the Anadarko Plant generated 661,001 MWh of electricity, achieving a capacity factor of 16.8%. The plant is ranked as the 15th largest in Oklahoma out of 26 plants, and nationally it is ranked 515th out of 945 plants. Recent news coverage related to the plant has focused on grid and industry topics.
Generated from EIA, GEM, and public data sources
ISO/RTO
SPP
Market
ISO/RTO Member
NERC Region
MRO — Midwest Reliability Organization
Balancing Authority
Southwest Power Pool (SWPP)
Grid Voltage
138.0 kV
Regulatory Status
RE — Regulated
Entity Type
Cooperative
Sector
Electric Utility
23.2K MWh
Latest Month
661.0K MWh
Annual Generation
16.8%
Capacity Factor
CO₂ Intensity
165 lb/MWh
NOx
0.267 lb/MWh
SO₂
0.001 lb/MWh
CH₄
0.020 lb/MWh
N₂O
0.002 lb/MWh
Capacity Factor
22.8%
Annual Net Gen
1066 GWh
CO₂eq
166 lb/MWh
Subregion
SPP South
2013
$965/kW
Est. Construction Cost
Total estimated cost: $434.6M
Market Position
ISO/RTO Market
SPP
LMP Node
WFEC_ANA_COMB_CYC_4
Pricing Hub
SPP South Hub
Location Type
Settlement Location
Node Source
EIA-860 direct report
Last updated 2026-03-26
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