INTERNATIONAL PAPER SAVANNA MILL

Operating

Biomass power plant

Capacity
154 MW
Primary fuel
Biomass
County
Chatham County
Operator
INTERNATIONAL PAPER CO
Status
Operating
Commissioned
1981
EIA plant ID
50398
Generators
2
Technology
Wood/Wood Waste Biomass
Net generation (2024)
687 GWh
Capacity factor (2024, EIA nameplate)
51%
Data vintage
EIA-860 2024 final; EIA-923 2022-2024 final
Coordinates
32.1046, -81.1233

See it on the map

INTERNATIONAL PAPER SAVANNA MILL, a 154 MW Biomass power plant in Chatham County, Georgia. Operated by INTERNATIONAL PAPER CO, commissioned 1981.

How INTERNATIONAL PAPER SAVANNA MILL compares

With 154 MW of capacity, INTERNATIONAL PAPER SAVANNA MILL ranks 37th among the 104 operating power plants Bywatts maps in Georgia and is the largest of the 11 operating Biomass plants in the state. It accounts for about 22% of Georgia's operating Biomass capacity and 0.4% of all operating capacity in the state. Nationally it is the 4th-largest of the 350 operating Biomass plants in the database. Commissioned in 1981, it is older than 58% of the 101 operating Georgia plants with a recorded commissioning year. Its operator, INTERNATIONAL PAPER CO, runs 2 operating plants in Georgia totaling 224 MW. It shares Chatham County with 4 other operating plants, including PORT WENTWORTH MILL and IMPERIAL SAVANNAH LP.

EIA-860 lists 2 generators at the site with 154 MW of nameplate capacity, mainly wood/wood waste biomass technology. Net generation was 687 GWh in 2024 (a 51% capacity factor), up 17% from 2022. Its generators came online between 1981 and 1998.

Grid neighborhood

The closest transmission line found within 10 miles is a 115 kV line owned by GEORGIA POWER CO, about 0.4 miles away. Another 9 operating power plants totaling 3,806 MW sit within 25 miles; the largest is JASPER (1,002 MW, Natural Gas).

Computed by Bywatts from HIFLD power plant and transmission line records and EIA-860/923 survey data; distances are straight-line. Sources and methodology

Weather peril exposure

INTERNATIONAL PAPER SAVANNA MILL is a 154 MW biomass power plant in Chatham County, GA, operated by INTERNATIONAL PAPER CO, commissioned in 1981. Chatham County carries critical modeled catastrophe exposure in the FEMA National Risk Index, scoring 4.5 of 5 at the 87th national percentile. Hurricane is the leading peril, rated Very High by FEMA at the 98th 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.

4.5 of 5Modeled catastrophe exposure
CriticalExposure band
HurricaneLeading peril
Relatively HighFEMA county risk rating

Chatham County hazard ratings

PerilFEMA ratingNational percentilePeril scoreEvents per year
HurricaneVery High98th4.9 of 50.35
LightningRelatively High88th4.5 of 564.9
EarthquakeRelatively Moderate84th4.3 of 5<0.01
Coastal floodingVery High76th4.1 of 53.7
WildfireRelatively Moderate70th3.8 of 5<0.01
Ice stormRelatively High65th3.6 of 50.48
Heat waveRelatively Moderate43rd2.7 of 59.5
Winter weatherRelatively Moderate33rd2.3 of 50.61
Riverine floodingRelatively Moderate28th2.1 of 51.3
TornadoRelatively Moderate24th2.0 of 50.19
HailRelatively Low19th1.7 of 51.7
Strong windRelatively Moderate5th1.2 of 51.1

Model hail, wind and flood exposure for Chatham 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.