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172 MW Natural Gas Fired Combustion Turbine (62 MW) + Wood/Wood Waste Biomass (110 MW) operating in DeSoto, LA — Midcontinent Independent Transmission System Operator, Inc..
172 MW
Nameplate Capacity
4
Generators
units
Hybrid (2)
Technology
Natural Gas Fired Combustion Turbine + Wood/Wood Waste Biomass
1981
Operating Since
Coordinates
32.1586, -93.5559
County
DeSoto, LA
Nearby Plants
Owner data does not fully agree across sources.
EIA typically reports the operating utility, while GEM resolves to the financial owner or parent corporation. Both can be correct.
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | IPC-Mansfield Mill | International Paper | — |
| Owner(s) | IPC-Mansfield Mill | International Paper | — |
| Status | Operating | operating | — |
Mansfield Mill is a 172 MW hybrid power plant located in DeSoto County, Louisiana. The facility, which began operating in 1981, is owned by International Paper and operated by IPC-Mansfield Mill. The plant utilizes both natural gas-fired combustion turbines and wood/wood waste biomass as its primary fuel source (BLQ). It consists of four generators.
The plant operates within the Midcontinent Independent Transmission System Operator (MISO) balancing authority and the SERC NERC region. In the most recent year of data, Mansfield Mill generated 859,397 MWh of electricity, achieving a capacity factor of 57.0%. The plant holds the distinction of being the largest of its kind in Louisiana (ranked 1 of 1) and ranks 1 of 13 nationally.
Generated from EIA, GEM, and public data sources
ISO/RTO
MISO
Market
ISO/RTO Member
NERC Region
SERC — SERC Reliability Corporation
Balancing Authority
Midcontinent Independent Transmission System Operator, Inc.. (MISO)
Grid Voltage
13.8 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Industrial
Sector
Industrial CHP
62.7K MWh
Latest Month
859.4K MWh
Annual Generation
57.0%
Capacity Factor
CO₂ Intensity
430 lb/MWh
NOx
1 lb/MWh
SO₂
0.925 lb/MWh
CH₄
0.071 lb/MWh
N₂O
0.014 lb/MWh
Capacity Factor
58.2%
Annual Net Gen
877 GWh
CO₂eq
436 lb/MWh
Subregion
SPP South
2013
$3,495/kW
Est. Construction Cost
Total estimated cost: $601.1M
Point of Interconnection
Nearest Substation
International Paper Mansfield Substation · 138 kV
Substation Distance
< 10 km
Operator
CLECO
Coord Source
OSM spatial
Market Position
ISO/RTO Market
MISO
LMP Node
—
Pricing Hub
LOUISIANA.HUB
Alt. Hub / Zone
TEXAS.HUB
Node Source
OSM spatial match
Substation identified. Node ID not yet resolved against ISO roster.
Last updated 2026-03-14
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