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119.1 MW Natural Gas Fired Combustion Turbine (82 MW) + Natural Gas Steam Turbine (38 MW) operating in Clay, IA — Southwest Power Pool
119.1 MW
Nameplate Capacity
2
Generators
units
Hybrid (2)
Technology
Natural Gas Fired Combustion Turbine + Natural Gas Steam Turbine
1960
Operating Since
Coordinates
43.1601, -95.2578
County
Clay, IA
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Corn Belt Power Coop | — | — |
| Owner(s) | Basin Electric Power Coop, Corn Belt Power Coop | — | — |
| Status | Operating | — | — |
The Earl F Wisdom plant is a 119.1 MW hybrid power plant located in Clay County, Iowa. It began operating in 1960 and is owned and operated by Corn Belt Power Coop. The plant utilizes natural gas as its primary fuel source and employs both natural gas-fired combustion turbine and natural gas steam turbine technologies across its two generators.
The plant operates within the Southwest Power Pool (SPP) balancing authority and the Midwest Reliability Organization (MRO) NERC region. In terms of size, the Earl F Wisdom plant is ranked 11th out of 13 power plants in Iowa, and 890th out of 945 nationally. The latest annual generation data indicates an output of 7,290 MWh, resulting in a capacity factor of 0.7%.
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
69.0 kV
Regulatory Status
RE — Regulated
Entity Type
Cooperative
Sector
Electric Utility
0 MWh
Latest Month
7.3K MWh
Annual Generation
0.7%
Capacity Factor
CO₂ Intensity
2306 lb/MWh
Low-utilization plant — per-MWh rate is dominated by startup/standby emissions; not directly comparable to baseload averages.
NOx
1 lb/MWh
SO₂
0.012 lb/MWh
CH₄
0.041 lb/MWh
N₂O
0.004 lb/MWh
Capacity Factor
0.5%
Annual Net Gen
6 GWh
CO₂eq
2309 lb/MWh
Subregion
MRO West
2013
$965/kW
Est. Construction Cost
Total estimated cost: $114.9M
Market Position
ISO/RTO Market
SPP
LMP Node
WAUEWISDOMCBUNWISDOM_2_BEPM_RA
Pricing Hub
SPP North Hub
Node Source
EIA-860 direct report
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