Middlebury College

🌿 BiomassCommercial CHP1 MW capacity

108th largest plant in Vermont · 12057th nationally

Middlebury College is a biomass power plant in Vermont with a nameplate capacity of 1.4 MW. It generates roughly 2.4k MWh per year — enough to power about 225 average U.S. homes.

Its capacity factor of 19% reflects intermittent or peaking operation. At 510 lb CO₂/MWh, its emission rate sits below the national grid average of roughly 800 lb/MWh.

PeakingMid-meritBaseload0%40%80%100%19%
Peaking — intermittent or backup

Month by month in 2024

100% capacity0Jan: 364 MWh (35% of capacity)JFeb: 306 MWh (33% of capacity)FMar: 241 MWh (23% of capacity)MApr: 194 MWh (19% of capacity)AMay: 162 MWh (16% of capacity)MJun: 118 MWh (12% of capacity)JJul: 178 MWh (17% of capacity)JAug: 113 MWh (11% of capacity)ASep: 89 MWh (9% of capacity)SOct: 128 MWh (12% of capacity)ONov: 174 MWh (17% of capacity)NDec: 271 MWh (26% of capacity)D

Ghost bars are each month's theoretical maximum (1.4 MW nameplate × hours in the month). Filled bars are actual net generation reported to EIA Form 923. The gap between them is capacity factor made visible.

Capacity1 MWnameplate
Annual Generation2.4k MWhEPA eGRID
Capacity Factor19%of theoretical max
Annual CO₂604metric tons

Location

Plant NameMiddlebury College
OperatorMiddlebury College Biomass
CityMiddlebury
CountyAddison County
StateVermont
ZIP05753
Coordinates44.00750, -73.17694

This plant highlighted in navy-ringed pin; other generators within 25 miles shown as fuel-colored dots.

OilHydroelectricSolarBiomass

Generators (3)

IDTechnologyFuelCapacityStatusOnline
3Wood/Wood Waste BiomassWood/Wood Waste0.8 MWOperating1999
2Wood/Wood Waste BiomassWood/Wood Waste0.6 MWOut of Service1985
1Wood/Wood Waste BiomassWood/Wood Waste0.2 MWRetired1980

Emissions (annual)

CO₂604 metric tons
NOₓ1 metric tons
CO₂ Rate510 lb/MWh
This plant509 lb/MWhU.S. grid average800 lb/MWhNatural gas combined-cycle average900 lb/MWhCoal plant average2,100 lb/MWh

Annual totals and CO₂ rate reported by EPA eGRID for 2023. Reference averages are approximate U.S.-wide figures from the same dataset.

Grid context

NERC RegionNPCC
Balancing AuthorityIso New England Inc.

About Biomass plants

Biomass plants burn wood, agricultural waste, or methane from landfills to generate steam and electricity. They are considered carbon-neutral over long timescales when fuel is sustainably sourced, but they produce particulate emissions similar to coal.

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