Biomass Power Plants in Maryland
Every operating biomass power plant in Maryland on EIA-860M for 2026-07: 9 plants, 38 generating units and 156 MW of nameplate capacity across 7 counties, most of it inside PJM.
As of 2026-07 (inventory dated 2026-07-31) · EIA-860M Preliminary Monthly Electric Generator Inventory · eia.gov/…/july_generator2026.xlsx · eia.gov/…/eia860m
- Plants
- 9
- 38 generating units
- Nameplate capacity
- 156 MW
- Counties
- 7
- Grid operator
- PJM
- covers most of these plants
Map of biomass power plants in Maryland
Every one of the 9 plants is drawn at the coordinate EIA files for it.
Loading map…
- Biomass · 9
List of biomass power plants in Maryland
Sort by any column. Capacity is nameplate, summed across every generating unit EIA lists at the site.
| Montgomery County Resource RecoveryMunicipal Solid Waste | Covanta Montgomery, Inc. | Montgomery | 67.8 | 1 | 1995 | Operating |
| Wheelabrator Baltimore RefuseMunicipal Solid Waste | Wheelabrator Environmental Systems | Baltimore City | 64.5 | 2 | 1984 | Operating |
| WicomicoLandfill Gas | Industrial Power Generating Company LLC | Wicomico | 5.4 | 18 | 2007 | Operating |
| Brown Station Road Plant IILandfill Gas | Prince George's County - (MD) | Prince Georges | 4 | 4 | 2003 | Out of service but expected to return to service in next calendar year |
| Eastern Landfill Gas LLCLandfill Gas | NextEra Renewable Fuels, LLC | Baltimore | 4 | 4 | 2006 | Operating |
| Millersville LFGLandfill Gas | LES Operations Services LLC | Anne Arundel | 3.2 | 2 | 2012 | Operating |
| Back River Waste Water Treatment2 technologies | Mayor and City Council of Baltimore City - (MD) | Baltimore City | 3 | 3 | 2009 | Out of service and NOT expected to return to service in next calendar year |
| Brown Station Road Plant ILandfill Gas | Prince George's County - (MD) | Prince Georges | 2.7 | 3 | 1987 | Out of service but expected to return to service in next calendar year |
| Alpha Ridge LFGLandfill Gas | Howard County - Maryland | Howard | 1 | 1 | 2012 | Operating |
Largest biomass power plants in Maryland
- 1Montgomery County Resource RecoveryMontgomery County, Maryland67.8 MW
- 2Wheelabrator Baltimore RefuseBaltimore City County, Maryland64.5 MW
- 3WicomicoWicomico County, Maryland5.4 MW
- 4Brown Station Road Plant IIPrince Georges County, Maryland4 MW
- 5Eastern Landfill Gas LLCBaltimore County, Maryland4 MW
- 6Millersville LFGAnne Arundel County, Maryland3.2 MW
- 7Back River Waste Water TreatmentBaltimore City County, Maryland3 MW
- 8Brown Station Road Plant IPrince Georges County, Maryland2.7 MW
- 9Alpha Ridge LFGHoward County, Maryland1 MW
Biomass power plants by county in Maryland
The county EIA files against each plant. It is the fastest way to find the plant nearest a given town.
| County | Plants | Nameplate MW |
|---|---|---|
| Montgomery | 1 | 67.8 |
| Baltimore City | 2 | 67.5 |
| Prince Georges | 2 | 6.7 |
| Wicomico | 1 | 5.4 |
| Baltimore | 1 | 4 |
| Anne Arundel | 1 | 3.2 |
| Howard | 1 | 1 |
Biomass Power Plants in Maryland: FAQ
- How many biomass power plants are in Maryland?
- 9, with 156 MW of nameplate capacity between them, spread over 7 counties. That is the EIA-860M operating count for 2026-07.
- Is there a map of Maryland biomass power plants?
- Yes — the map above. Each dot is one biomass power plant, sized by nameplate capacity and placed at the coordinates EIA files for it.
- Which is the largest biomass power plant in Maryland?
- Montgomery County Resource Recovery, at 68 MW. The table is sorted largest first, so the rest follow it.
- Is there a biomass power plant near me in Maryland?
- The county roll-up below groups every plant by county, which is the quickest way to find the one closest to a given town.
- Which grid operator runs Maryland's biomass power plants?
- Most of them sit inside PJM, according to the balancing-authority code EIA files against each plant. Live conditions for that market are on this site.
- How current is this, and what is left out?
- EIA-860M for 2026-07. Wood and wood waste, landfill gas, municipal solid waste and other waste biomass. Plants below 1 MW are not surveyed by EIA and so are absent; retirements and additions after 2026-07 arrive with the next monthly release.