Suwannee River

Gas power plant in Florida, United States of America. Approximate location 30.3764, -83.1806.

GasFloridaUnited States of America

Suwannee River is a 198 MW gas power station in Florida, United States of America. It is operated by Duke Energy Florida LLC. Based on reported annual generation of 64 GWh, it can supply roughly 18,400 homes. It ranks #1309 of 9,833 United States of America power plants by installed capacity. Commissioned in 1980, it is around 46 years old — long-established. In context, gas supplies about 40.0% of United States of America's electricity; the national grid averages 384 gCO₂/kWh (43.0% low-carbon) (2025).

198MW installed capacity
64GWh reported / yr
18,400homes powered
1980commissioned (~46 yrs)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id USA0000638.

~25,760 t CO₂/yr (estimated) — in everyday terms

This facility's annual emissions are roughly equivalent to:

6,005passenger cars driven for a year
3,359homes' yearly energy use
429,333tree seedlings grown 10 years to absorb it

Estimated, not measured: from reported annual generation × a typical gas emission factor (~400 g CO₂/kWh, IPCC AR5 / US EIA). Actual emissions depend on plant efficiency and running hours.Equivalencies via US EPA Greenhouse Gas Equivalencies.

Reported generation trend

2013: 532 GWh20132014: 525 GWh20142015: 524 GWh20152016: 475 GWh20162017: 34 GWh20172018: 43 GWh20182019: 64 GWh2019532 GWh

Annual generation (GWh), WRI Global Power Plant Database (CC BY 4.0).

Owner

Operated by Duke Energy Florida LLC. All plants by this company →

Local climate & thermal context

This gas plant burns natural gas in a turbine — often in a combined-cycle setup — to generate electricity. It sits in a humid subtropical climate (Köppen Cfa) — Northern Hemisphere, latitude 30.4°N — which shapes how much energy it can produce and how its output varies through the year.

19.9°Cannual mean temp
630heating degree-days (base 18°C)
1,335cooling degree-days (base 18°C)
33 melevation

Monthly mean temperature

J: 11 °CJF: 13 °CFM: 16 °CMA: 19 °CAM: 23 °CMJ: 26 °CJJ: 27 °CJA: 27 °CAS: 26 °CSO: 21 °CON: 16 °CND: 12 °CD27 °C

Heating degree-days here run 74% below the median power plant in this dataset — a proxy for how much extra energy heated equipment must replace through its surfaces in winter.

Climate heat-demand index: 22/100 — this site sits in the bottom third of the power plants we cover by heating degree-days.

In colder climates, uninsulated hot equipment (boilers, turbines, valves, steam lines) loses proportionally more heat to ambient air — exactly the loss Inzonex modular insulation is designed to cut.

A gas turbine here also runs ~3% below its ISO (15°C) rating at this annual mean (typical CCGT curve, estimate).

Climate normals: WorldClim 2.1 (1970–2000 monthly normals, 10 arc-min, CC BY 4.0); zone: Köppen-Geiger world climate classification (Kottek et al. 2006, 0.5° grid). Degree-days & heat-demand index computed by PowerAtlas — a modelled heat-demand proxy, not a measured site figure.

How it compares & nearby plants

The #690 largest gas power plant of 1818 in United States of America by capacity.

United States of America has 1818 gas power plants in this dataset, together about 546,436 MW of capacity.

Nearby power plants

Location

Coordinates 30.3764, -83.1806 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

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