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MMWAC Resource Recovery Facility

Waste power plant in Maine, United States of America. Approximate location 44.0678, -70.2608.

WasteMaineUnited States of America

MMWAC Resource Recovery Facility is a 5 MW waste power plant in Maine, United States of America. It is operated by Maine Waste to Energy. Based on reported annual generation of 16 GWh, it can supply roughly 4,600 homes. It ranks #5840 of 9,833 United States of America power plants by installed capacity. Commissioned in 1992, it is around 34 years old — long-established. In context, the national grid averages 384 gCO₂/kWh (43.0% low-carbon) (2025).

5MW installed capacity
16GWh reported / yr
4,600homes powered
1992commissioned (~34 yrs)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id USA0050035.

Reported generation trend

2013: 17 GWh20132014: 17 GWh20142015: 16 GWh20152016: 17 GWh20162017: 16 GWh20172018: 16 GWh20182019: 16 GWh201917 GWh

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

Owner

Operated by Maine Waste to Energy.

Local climate & thermal context

This waste plant recovers energy by combusting municipal or industrial waste. It sits in a warm-summer humid continental climate (Köppen Dfb) — Northern Hemisphere, latitude 44.1°N — which shapes how much energy it can produce and how its output varies through the year.

7.1°Cannual mean temp
4,056heating degree-days (base 18°C)
114cooling degree-days (base 18°C)
72 melevation

Monthly mean temperature

J: -7 °CJF: -5 °CFM: 0 °CMA: 6 °CAM: 12 °CMJ: 17 °CJJ: 20 °CJA: 19 °CAS: 15 °CSO: 9 °CON: 3 °CND: -4 °CD20 °C

Heating degree-days here run 65% 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: 85/100 — 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.

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 #329 largest waste power plant of 541 in United States of America by capacity.

United States of America has 541 waste power plants in this dataset, together about 9,768 MW of capacity.

Nearby power plants

Location

Coordinates 44.0678, -70.2608 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

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