Alpha Ridge LFG
Landfill gas power plant in Howard County, Maryland. 1 MW of nameplate capacity across 1 generator, operated by Howard County - Maryland.
Also known as EIA plant 58252
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Key facts
- Capacity
- 1 MWNameplate
- Generators
- 1 operatingEIA-860M, August 2026
- Operating since
- July 2012First generator online
- Operator
- Howard County - MarylandEIA operator ID 58229
- Grid
- PJMBalancing authority PJM
- Price nodes
- 1 PJM nodeResource nodes with prices
- Location
- Howard County, MD39.3050, −76.9019
- EIA plant ID
- 58252EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Alpha Ridge LFG produces
Free · EIA-923Net generation, 2025
250 MWh
250 MWh, final
Capacity factor, 2025
2.9%
2024: 2.9%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
0.3–4.9
GWh a year. Low 2025, high 2015
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | Not reported | Not reported | 0 of 12 |
| 2001 | Not reported | Not reported | 0 of 12 |
| 2002 | Not reported | Not reported | 0 of 12 |
| 2003 | Not reported | Not reported | 0 of 12 |
| 2004 | Not reported | Not reported | 0 of 12 |
| 2005 | Not reported | Not reported | 0 of 12 |
| 2006 | Not reported | Not reported | 0 of 12 |
| 2007 | Not reported | Not reported | 0 of 12 |
| 2008 | Not reported | Not reported | 0 of 12 |
| 2009 | Not reported | Not reported | 0 of 12 |
| 2010 | Not reported | Not reported | 0 of 12 |
| 2011 | Not reported | Not reported | 0 of 12 |
| 2012 | 2,180 | Not reported | 6 of 12 |
| 2013 | 7,051 | 80.5% | 12 of 12 |
| 2014 | 6,663 | 76.1% | 12 of 12 |
| 2015 | 4,932 | 56.3% | 12 of 12 |
| 2016 | 4,756 | 54.1% | 12 of 12 |
| 2017 | 4,666 | 53.3% | 12 of 12 |
| 2018 | 4,137 | 47.2% | 12 of 12 |
| 2019 | 3,231 | 36.9% | 12 of 12 |
| 2020 | 1,052 | 12.0% | 12 of 12 |
| 2021 | 386 | 4.4% | 12 of 12 |
| 2022 | 1,583 | 18.1% | 12 of 12 |
| 2023 | 1,464 | 16.7% | 12 of 12 |
| 2024 | 258 | 2.9% | 12 of 12 |
| 2025 | 250 | 2.9% | 12 of 12 |
| 2026 (provisional, partial year) | Not reported | Not reported | 0 of 7 |
* 2026 covers January to July and is provisional. Capacity factor is net generation divided by nameplate capacity times the hours of each reported month.
Power prices and basis
Free account · PJMEmissions
Free · EPA CAMPDNo EPA emissions units are linked to this plant.
Water use
Free · EIA-923 cooling, USGSNo EIA cooling-water record for this plant in 2024.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| JEN1 | Landfill Gas | 1.0 | July 2012 |
Ownership and offtake
ProOwnership and offtake are part of Pro
Owners and their shares, parent companies, and power purchase agreements with their buyers. EIA-860M lists Howard County - Maryland as the operator, which is not always the owner.
Modeled data
ProPro adds modeled values for this plant. Everything above stays free.
Generation potential vs reported
Monthly potential at seasonal net capability, next to EIA-923 output. Shows how much of the plant's capability was used.
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Questions about Alpha Ridge LFG
How much power does Alpha Ridge LFG produce?
Alpha Ridge LFG reported 250 MWh (250 MWh) of net generation in 2025, a 2.9% capacity factor on 1 MW of nameplate capacity.
Where is Alpha Ridge LFG?
Alpha Ridge LFG is in Howard County, Maryland, at 39.3050, −76.9019. It is in the PJM Interconnection, LLC balancing area (PJM).
Who operates Alpha Ridge LFG?
EIA-860M for August 2026 lists Howard County - Maryland as the operator (EIA operator ID 58229). The operator is not always the owner.
When did Alpha Ridge LFG start operating?
Its first generator began operating in July 2012, according to EIA-860M.
Does InfraMap have power prices for Alpha Ridge LFG?
Yes. InfraMap has PJM day-ahead and real-time prices at 1 price node linked to Alpha Ridge LFG, with the hub price and node-to-hub basis. Prices are free with an InfraMap account; pricing node names are part of InfraMap Pro.
Sources
- EIA-860 2025 (final) and EIA-860M August 2026: plant, generators, capacity, operator and location
- EIA-923 monthly net generation, 2000 to July 2026 (2026 provisional)
- PJM day-ahead and real-time prices; node and hub assignments as of 2026-10-05
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page