Pinesburg Solar LLC
Solar power plant in Washington County, Maryland. 4.3 MW of nameplate capacity across 1 generator, operated by Madison Energy Holdings LLC.
Also known as Pinesburg Solar, LLC · EIA plant 63903
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 4.3 MWNameplate
- Generators
- 1 operatingEIA-860M, August 2026
- Operating since
- May 2020First generator online
- Operator
- Madison Energy Holdings LLCEIA operator ID 62915
- Grid
- PJMBalancing authority PJM
- Price nodes
- 1 PJM nodeResource nodes with prices
- Location
- Washington County, MD39.6252, −77.8609
- EIA plant ID
- 63903EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Pinesburg Solar produces
Free · EIA-923Net generation, 2025
2.64 GWh
2,640 MWh, final
Capacity factor, 2025
7.0%
2024: 19.8%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2021 to 2025
2.6–8.1
GWh a year. Low 2025, high 2023
| 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 | Not reported | Not reported | 0 of 12 |
| 2013 | Not reported | Not reported | 0 of 12 |
| 2014 | Not reported | Not reported | 0 of 12 |
| 2015 | Not reported | Not reported | 0 of 12 |
| 2016 | Not reported | Not reported | 0 of 12 |
| 2017 | Not reported | Not reported | 0 of 12 |
| 2018 | Not reported | Not reported | 0 of 12 |
| 2019 | Not reported | Not reported | 0 of 12 |
| 2020 | 4,629 | Not reported | 8 of 12 |
| 2021 | 7,777 | 20.6% | 12 of 12 |
| 2022 | 6,711 | 17.8% | 12 of 12 |
| 2023 | 8,051 | 21.4% | 12 of 12 |
| 2024 | 7,481 | 19.8% | 12 of 12 |
| 2025 | 2,640 | 7.0% | 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. Plants without steam cooling, such as wind, solar and batteries, do not report cooling water.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| PINE1 | Solar Photovoltaic | 4.3 | May 2020 |
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 Madison Energy Holdings LLC as the operator, which is not always the owner.
Modeled data
ProPro adds modeled values for this plant. Everything above stays free.
Modeled curtailment
A range, not one number. The lower bound counts hours inside the production tax credit window; the upper bound is the no-credit case.
Expected vs reported generation
Monthly modeled expected output and physical potential next to EIA-923 reported output.
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Power plants near Pinesburg Solar
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Questions about Pinesburg Solar
How much power does Pinesburg Solar LLC produce?
Pinesburg Solar LLC reported 2,640 MWh (2.64 GWh) of net generation in 2025, a 7.0% capacity factor on 4.3 MW of nameplate capacity.
Where is Pinesburg Solar LLC?
Pinesburg Solar LLC is in Washington County, Maryland, at 39.6252, −77.8609. It is in the PJM Interconnection, LLC balancing area (PJM).
Who operates Pinesburg Solar LLC?
EIA-860M for August 2026 lists Madison Energy Holdings LLC as the operator (EIA operator ID 62915). The operator is not always the owner.
When did Pinesburg Solar LLC start operating?
Its first generator began operating in May 2020, according to EIA-860M.
Does InfraMap have power prices for Pinesburg Solar LLC?
Yes. InfraMap has PJM day-ahead and real-time prices at 1 price node linked to Pinesburg Solar LLC, 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
- Project names from the USGS U.S. Large-Scale Solar Photovoltaic Database
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page