RAYONIER FERNANDINA MILL
OperatingBiomass power plant
- Capacity
- 50 MW
- Primary fuel
- Biomass
- County
- Nassau County
- Operator
- RAYONIER PERFORMANCE FIBERS, LLC
- Status
- Operating
- Commissioned
- 1950
- EIA plant ID
- 10562
- Coordinates
- 30.6629, -81.4719
RAYONIER FERNANDINA MILL, a 50 MW Biomass power plant in Nassau County, Florida. Operated by RAYONIER PERFORMANCE FIBERS, LLC, commissioned 1950.
Weather peril exposure
RAYONIER FERNANDINA MILL is a 50 MW biomass power plant in Nassau County, FL, operated by RAYONIER PERFORMANCE FIBERS, LLC, commissioned in 1950. Nassau County carries elevated modeled catastrophe exposure in the FEMA National Risk Index, scoring 2.6 of 5 at the 41st national percentile. Hurricane is the leading peril, rated Relatively Moderate by FEMA at the 88th percentile.
The Bywatts loss layer is calibrated to solar PV hardware, so it is not applied to a biomass plant. The ratings below are the FEMA National Risk Index county hazard ratings for this location.
Nassau County hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Hurricane | Relatively Moderate | 88th | 4.5 of 5 | 0.29 |
| Coastal flooding | Relatively Moderate | 75th | 4.0 of 5 | 3.5 |
| Wildfire | Relatively Low | 75th | 4.0 of 5 | <0.01 |
| Earthquake | Relatively Low | 50th | 3.0 of 5 | <0.01 |
| Ice storm | Relatively Low | 49th | 2.9 of 5 | 0.20 |
| Lightning | Relatively Moderate | 36th | 2.4 of 5 | 73.4 |
| Tornado | Relatively Low | 30th | 2.2 of 5 | 0.32 |
| Riverine flooding | Relatively Low | 26th | 2.0 of 5 | 0.57 |
| Heat wave | Relatively Low | 25th | 2.0 of 5 | 4.2 |
| Hail | Very Low | 24th | 2.0 of 5 | 1.8 |
| Strong wind | Relatively Low | 5th | 1.2 of 5 | 0.87 |
| Winter weather | Very Low | 5th | 1.2 of 5 | 0.10 |
Model hail, wind and flood exposure for Nassau County in the weather risk calculator
Ratings are the FEMA National Risk Index county hazard ratings; the peril score is a Bywatts transform of the FEMA national percentile. Full data sources and the solar vulnerability methodology are in the weather risk calculator.
Modeled estimate for screening and negotiation. Built from FEMA National Risk Index county hazard data and a solar vulnerability layer documented above. Not a quote, a binder, or actuarial advice, and not a substitute for a carrier's own model. Hazard data: FEMA National Risk Index December 2025, synced 2026-07-24. Resolution is county level, not site level.