Rumford Power LLC

Gas power plant in Maine, United States of America. Approximate location 44.5303, -70.5219.

GasMaineUnited States of America

Rumford Power LLC is a 274 MW gas power station in Maine, United States of America. It is operated by Rumford Power. Based on reported annual generation of 62 GWh, it can supply roughly 17,828 homes. It ranks #1026 of 9,833 United States of America power plants by installed capacity. Commissioned in 2000, it is around 26 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).

274MW installed capacity
62GWh reported / yr
17,828homes powered
2000commissioned (~26 yrs)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id USA0055100.

~24,960 t CO₂/yr (estimated) — in everyday terms

This facility's annual emissions are roughly equivalent to:

5,818passenger cars driven for a year
3,255homes' yearly energy use
416,000tree 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: 170 GWh20132014: 401 GWh20142015: 283 GWh20152016: 413 GWh20162017: 233 GWh20172018: 150 GWh20182019: 62 GWh2019413 GWh

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

Owner

Operated by Rumford Power.

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 warm-summer humid continental climate (Köppen Dfb) — Northern Hemisphere, latitude 44.5°N — which shapes how much energy it can produce and how its output varies through the year.

6.0°Cannual mean temp
4,420heating degree-days (base 18°C)
65cooling degree-days (base 18°C)
230 melevation

Monthly mean temperature

J: -9 °CJF: -7 °CFM: -2 °CMA: 5 °CAM: 12 °CMJ: 17 °CJJ: 20 °CJA: 18 °CAS: 14 °CSO: 8 °CON: 2 °CND: -5 °CD20 °C

Heating degree-days here run 80% above 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: 90/100 — this site sits in the top 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 ~0% 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 #610 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 44.5303, -70.5219 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

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