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61.5 MW Black Liquor operating in Beauregard, LA — Midcontinent Independent Transmission System Operator, Inc..
61.5 MW
Nameplate Capacity
1
Generators
unit
Wood/Wood Waste Biomass
Technology
1969
Operating Since
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Packaging Corporation of America | Packaging Corporation of America | — |
| Owner(s) | Packaging Corporation of America | Packaging Corporation of America | — |
| Status | Operating | operating | — |
The DeRidder Mill is a 61.5 MW biomass power plant located in Beauregard County, Louisiana. The plant began operating in 1969 and utilizes wood and wood waste as its primary fuel source. It consists of a single generator. The plant is owned and operated by Packaging Corporation of America.
In the most recent year with available data, the DeRidder Mill generated 402,395 MWh of electricity, achieving a capacity factor of 74.5%. The plant operates within the Midcontinent Independent Transmission System Operator (MISO) market and balancing authority, and is located within the SERC Reliability Corporation (SERC) NERC region. Among biomass plants in Louisiana, DeRidder Mill ranks 6th out of 7 in terms of capacity, and it ranks 41st out of 66 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
138.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Industrial
Sector
Industrial CHP
35.3K MWh
Latest Month
402.4K MWh
Annual Generation
74.5%
Capacity Factor
CO₂ Intensity
164 lb/MWh
NOx
1 lb/MWh
SO₂
2 lb/MWh
CH₄
0.141 lb/MWh
N₂O
0.029 lb/MWh
Capacity Factor
72.2%
Annual Net Gen
389 GWh
CO₂eq
175 lb/MWh
Subregion
SPP South
2013
$3,495/kW
Est. Construction Cost
Total estimated cost: $214.9M
Market Position
ISO/RTO Market
MISO
LMP Node
—
Pricing Hub
LOUISIANA.HUB
Alt. Hub / Zone
TEXAS.HUB
Node Source
OSM spatial match
Last updated 2026-03-26
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