Search
Search plants, projects, owners, and states
Search plants, projects, owners, and states
96.9 MW Black Liquor operating in Nassau, FL — JEA
96.9 MW
Nameplate Capacity
2
Generators
units
Wood/Wood Waste Biomass
Technology
1982
Operating Since
Coordinates
30.6824, -81.4560
County
Nassau, FL
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | WestRock, Fernandina Beach | Westrock | — |
| Owner(s) | WestRock, Fernandina Beach | Westrock | — |
| Status | Operating | operating | — |
The Fernandina Beach Mill is a 96.9 MW biomass power plant located in Nassau County, Florida. The plant began operating in 1982 and is owned and operated by WestRock, Fernandina Beach, a subsidiary of WestRock. The facility utilizes wood and wood waste biomass as its primary fuel source and consists of two generators. It is the largest of three biomass plants in Florida, and ranks 15th out of 66 biomass plants nationally.
The plant operates within the JEA balancing authority and the SERC NERC region. In the most recent year of data, the Fernandina Beach Mill generated 591,865 MWh of electricity, achieving a capacity factor of 69.7%. Public reporting indicates that the plant has been the subject of 8 news articles, with the majority pertaining to regulatory matters.
Generated from EIA, GEM, and public data sources
Grid Region
Southeast
Market
SEEM Participant
NERC Region
SERC — SERC Reliability Corporation
Balancing Authority
52.9K MWh
Latest Month
591.9K MWh
Annual Generation
69.7%
Capacity Factor
CO₂ Intensity
207 lb/MWh
NOx
0.839 lb/MWh
SO₂
2013
$3,495/kW
Est. Construction Cost
Total estimated cost: $338.7M
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
View all 6 articlesNo ask pi reports yet for this entity.
ask pi about Fernandina Beach MillJEA (JEA)
Grid Voltage
69.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Industrial
Sector
Industrial CHP
2 lb/MWh
CH₄
0.102 lb/MWh
N₂O
0.024 lb/MWh
Capacity Factor
65.7%
Annual Net Gen
558 GWh
CO₂eq
216 lb/MWh
Subregion
FRCC All