Where is Fernandina Beach Mill?

In Nassau County, Florida (FL). The map on this page is placed at the coordinates EIA files for the plant, which locate the site rather than any individual unit.

How big is Fernandina Beach Mill?

97 MW of nameplate capacity across 2 units, as of the EIA-860M release for 2026-07.

Who owns Fernandina Beach Mill?

EIA-860M names WestRock, Fernandina Beach as the reporting entity. That is the operator of record on the survey, which is not always the ultimate owner.

Is this the same as Fernandina Beach Mill LLC?

Probably, but EIA-860M does not say. The survey records a plant name and a reporting entity — WestRock, Fernandina Beach here — not the project company that holds the asset. Project companies are commonly registered as an LLC carrying the plant's name, so a search for "Fernandina Beach Mill LLC" usually means this site. This page shows only what EIA files, and does not assert a corporate structure it cannot see.

Is Fernandina Beach Mill still running?

EIA-860M files it as "Operating" for 2026-07. Statuses change monthly, and this page follows the monthly release.

Fernandina Beach Mill

Fernandina Beach Mill is a 97 MW biomass power plant in Nassau County, Florida, operated by WestRock, Fernandina Beach. EIA-860M lists 2 generating units here. Its units entered service between 1982 and 1988.

As of 2026-07 (inventory dated 2026-07-31) · EIA-860M Preliminary Monthly Electric Generator Inventory · eia.gov/…/july_generator2026.xlsx · eia.gov/…/eia860m

Nameplate capacity: 96.9 MW; 80 MW net summer
Generating units: 2
In service: 1982–1988
EIA plant ID: 10202

Where it is

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County: Nassau County, Florida
Coordinates: 30.6818, -81.4554
Balancing authority: JEA
Sector: Industrial CHP

Units, technology and status

Operator of record: WestRock, Fernandina Beach
Primary energy source: Biomass
Technologies: Wood/Wood Waste Biomass
Status: Operating

Every plant WestRock, Fernandina Beach reports to EIA →

Fernandina Beach Mill: FAQ

Where is Fernandina Beach Mill?: In Nassau County, Florida (FL). The map on this page is placed at the coordinates EIA files for the plant, which locate the site rather than any individual unit.
How big is Fernandina Beach Mill?: 97 MW of nameplate capacity across 2 units, as of the EIA-860M release for 2026-07.
Who owns Fernandina Beach Mill?: EIA-860M names WestRock, Fernandina Beach as the reporting entity. That is the operator of record on the survey, which is not always the ultimate owner.
Is this the same as Fernandina Beach Mill LLC?: Probably, but EIA-860M does not say. The survey records a plant name and a reporting entity — WestRock, Fernandina Beach here — not the project company that holds the asset. Project companies are commonly registered as an LLC carrying the plant's name, so a search for "Fernandina Beach Mill LLC" usually means this site. This page shows only what EIA files, and does not assert a corporate structure it cannot see.
Is Fernandina Beach Mill still running?: EIA-860M files it as "Operating" for 2026-07. Statuses change monthly, and this page follows the monthly release.