Leaf River Cellulose LLC — Plant Summary
- EIA Plant ID
- 10233
- Capacity
- 50.4 MW
- Primary Fuel
- BLQ
- Technology
- Wood/Wood Waste Biomass
- Status
- Operating
- Location
- Perry, MS
- Operating Since
- 1984
- Generators
- 2
- Operator
- Leaf River Cellulose LLC
- Parent Company
- Koch Industries
- Annual Generation
- 418,129.99 MWh
- Capacity Factor
- 94.0%
- Balancing Authority
- Southern Company Services, Inc. - Trans
- ISO/RTO
- —
- NERC Region
- SERC
Leaf River Cellulose LLC
OperatingBlack Liquor
Ranked #4 of 4 Black Liquor plants in MS#45 of 62 nationally
50.4 MW Black Liquor operating in Perry, MS — Southern Company Services, Inc. - Trans
EIAGEMWD
50.4 MW
Nameplate Capacity
2
Generators
units
Wood/Wood Waste Biomass
Technology
1984
Operating Since
Location
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Leaf River Cellulose LLC | Leaf River Cellulose LLC | — |
| Owner(s) | Leaf River Cellulose LLC | Koch Industries | — |
| Status | Operating | operating | — |
Ownership Chain
About
Leaf River Cellulose LLC is a 50.4 MW biomass power plant located in Perry County, Mississippi. The plant began operating in 1984 and is owned and operated by Leaf River Cellulose LLC, a subsidiary of Koch Industries. The facility utilizes wood and wood waste biomass (BLQ) as its primary fuel source and consists of two generators. It is connected to the grid within the Southern Company Services, Inc. - Trans balancing authority, which falls under the SERC NERC region.
In the most recent year of data, Leaf River Cellulose LLC generated 418,130 MWh of electricity, achieving a capacity factor of 94.0%. The plant ranks 4th out of 4 biomass plants in Mississippi and 48th out of 66 nationally.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
SERC
Balancing Authority
Southern Company Services, Inc. - Trans
Grid Voltage
69 kV
Regulatory Status
NR
Entity Type
Industrial
Sector
Industrial CHP
Generation
35.8K MWh
Latest Month
418.1K MWh
Annual Generation
94.0%
Capacity Factor
Jan 2023 – Dec 2025
Financial Data
No financial data available for this plant.
Pricing & Market Data
Market Position
LMP Node
SME.LEAFRIVER
Pricing Hub
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News & Articles (3)Beta
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PRNewswire/ -- Georgia-Pacific's Leaf River cellulose mill in New Augusta, Mississippi, is the first U.S. pulp mill to earn the U.S....
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Georgia-Pacific today announced that it has completed the acquisition of the Alabama River and Alabama Pine pulp mills located in Perdue Hill, Ala., from...
Georgia-Pacific (buyer)Alabama River (seller)
PR Newswire·15 years ago
Last updated 2026-03-26
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