Escanaba Mill

Biomass power plant in Michigan, United States of America. Approximate location 45.8044, -87.0891.

BiomassMichiganUnited States of AmericaCO₂ modelled

Escanaba Mill is a 122 MW biomass power station in Michigan, United States of America. It is operated by Verso Escanaba LLC. Based on reported annual generation of 491 GWh, it can supply roughly 140k homes. It ranks #2551 of 10,938 United States of America power plants by installed capacity. Commissioned in 1975, it is around 51 years old — an older, legacy facility. Its modelled annual emissions are 49,485 t CO₂/yr (Climate TRACE), equivalent to about 12k cars driven for a year. In context, biomass supplies about 1.0% of United States of America's electricity; the national grid averages 384 gCO₂/kWh (43.0% low-carbon) (2025).

122Source-backed capacity
491GWh reported / yr
140,342homes powered
49,485t CO₂ / yr (Climate TRACE)
1975commissioned (~51 yrs)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id USA0010208.

Data status

Known data

FacilityEscanaba Mill WRI
CountryUnited States of America · Michigan WRI
Coordinates45.8044, -87.0891 WRI
FuelBiomass WRI
MW installed capacity122 MW WRI source record; scope not independently normalised
OwnerVerso Escanaba LLC WRI
Commissioned1975 WRI
GWh reported / yr491 GWh/yr WRI

Modelled source data

CO₂ emissions49,485 t CO₂/yr modelled · Climate TRACE

Calculated from dataset

Capacity rank in country#2551 of 10938 calculated
Fuel-specific rank in country#6 of 184 calculated
Capacity vs country/fuel peers6.84× · 18 MW median · 184 peers calculated
Homes-powered equivalent140,342 calculated from reported generation
Climate5.9°C · HDD 4,445 derived from coordinates
Environmental severityC2 · 33/100 derived from coordinates

Not available

TechnologyNot available not in dataset
GWh reported / yrNot available not in dataset

Known, modelled and calculated values are kept separate. Missing fields are shown as unavailable.

Data provenance

The capacity and/or fuel fields on this page include a source-backed provenance label from GEM, an official registry, Wikidata, OSM, or a cross-source match.

capacity: Wikidata P2109 nameplate capacity; fuel: WRI source-record fuel

In context: how this plant compares

At 122 MW, Escanaba Mill is well above the median biomass plant in United States of America (18 MW). Biomass plants burn organic material such as wood, residues or waste-derived fuel to raise steam; they are dispatchable and counted as low-carbon where the feedstock is sustainably sourced.

Capacity comparison computed from the WRI Global Power Plant Database; fuel-type context is general engineering background.

~49,485 t CO₂/yr (modelled) — in everyday terms

This facility's annual emissions are roughly equivalent to:

12kpassenger cars driven for a year
6.5khomes' yearly energy use
825ktree seedlings grown 10 years to absorb it

Equivalencies via US EPA Greenhouse Gas Equivalencies; modelled emissions from Climate TRACE.

Reported generation trend

2013: 535 GWh20132014: 562 GWh20142015: 515 GWh20152016: 566 GWh20162017: 498 GWh20172018: 538 GWh20182019: 491 GWh2019566 GWh

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

Owner

Operated by Verso Escanaba LLC.

Local climate & thermal context

This biomass plant burns organic material (wood, residues) to raise steam for a turbine. It sits in a warm-summer humid continental climate (Köppen Dfb) — Northern Hemisphere, latitude 45.8°N — which shapes how much energy it can produce and how its output varies through the year.

5.9°Cannual mean temp
4,445heating degree-days (base 18°C)
70cooling degree-days (base 18°C)
188 melevation

Monthly mean temperature

J: -9 °CJF: -7 °CFM: -2 °CMA: 4 °CAM: 11 °CMJ: 16 °CJJ: 19 °CJA: 19 °CAS: 15 °CSO: 8 °CON: 2 °CND: -5 °CD19 °C

Heating degree-days here run 81% 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.

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.

Site climate & environmental severity

For a plant’s outdoor hardware — heat-recovery steam generators (HRSG), expansion joints, valves, flanges and their insulation — the local climate sets how fast unprotected steel and coatings degrade. This site sits in a mild atmospheric environment (estimated ISO 9223 class C2 — Low), with thermal cycling the leading environmental stress.

C2ISO 9223 corrosivity (indicative)
33/100environmental-severity index
28.0°Cseasonal temperature swing
67 kmdistance to coast

Higher environmental severity is exactly where protective removable insulation pays back most: a sheltered micro-climate slows corrosion, UV and thermal-cycling damage and extends outdoor hardware service life. This is an indicative site-climate context — not a condition assessment of any specific plant or operator.

Indicative estimate via the ISO 9223:2012 informative method (atmospheric corrosivity from temperature, time-of-wetness and airborne salinity), using WorldClim climate normals, the Köppen-Geiger class and coast distance. Indicative, not a measured corrosion rate.

How it compares & nearby plants

The #6 largest biomass power plant of 184 in United States of America by capacity.

United States of America has 184 biomass power plants in this dataset, together about 6,324 MW of capacity.

Nearby power plants

Location

Coordinates 45.8044, -87.0891 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

Frequently asked questions

What type of power plant is Escanaba Mill?

Escanaba Mill is a 122 MW source-record biomass power plant in Michigan, United States of America, commissioned in 1975.

How much electricity does Escanaba Mill generate?

Escanaba Mill generates about 491 GWh of electricity per year.

How many homes can Escanaba Mill power?

Its output is enough to supply roughly 140,342 homes.

Who operates Escanaba Mill?

Escanaba Mill is operated by Verso Escanaba LLC.

How much CO₂ does Escanaba Mill emit?

Escanaba Mill has modelled emissions of about 49,485 tonnes of CO₂ per year (Climate TRACE).

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