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84 MW Black Liquor operating in Columbus, NC — Duke Energy Progress East
84 MW
Nameplate Capacity
2
Generators
units
Wood/Wood Waste Biomass
Technology
1976
Operating Since
Coordinates
34.3533, -78.2137
County
Columbus, NC
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | International Paper Co-Riegelwood | International Paper | — |
| Owner(s) | International Paper Co-Riegelwood | International Paper | — |
| Status | Operating | operating | — |
The International Paper Riegelwood Mill is a biomass-fueled power plant located in Columbus County, North Carolina. It is owned and operated by International Paper. The plant has a total capacity of 84 MW across two generators, and it primarily burns black liquor (BLQ) and wood waste. The plant began operating in 1976.
In the most recent year of reported data, the International Paper Riegelwood Mill generated 352,301 MWh of electricity, achieving a capacity factor of 47.8%. The plant operates within the Duke Energy Progress East balancing authority and the SERC NERC region. Among biomass plants in North Carolina, it ranks as the second largest of four such facilities. Nationally, it ranks 22nd out of 66 biomass plants.
Generated from EIA, GEM, and public data sources
Grid Region
Southeast
Market
SEEM Participant
NERC Region
SERC — SERC Reliability Corporation
Balancing Authority
Duke Energy Progress East (CPLE)
Grid Voltage
13.8 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Industrial
Sector
Industrial CHP
32.5K MWh
Latest Month
352.3K MWh
Annual Generation
47.8%
Capacity Factor
CO₂ Intensity
91 lb/MWh
NOx
0.752 lb/MWh
SO₂
3 lb/MWh
CH₄
0.036 lb/MWh
N₂O
0.023 lb/MWh
Capacity Factor
98.5%
Annual Net Gen
380 GWh
CO₂eq
98 lb/MWh
Subregion
SERC Virginia/Carolina
2013
$3,495/kW
Est. Construction Cost
Total estimated cost: $293.6M
This plant's balancing authority participates in the Southeast Energy Exchange Market (SEEM). SEEM is a bilateral exchange — no public nodal pricing.
Last updated 2026-03-26
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