Federalsburg Energy Storage 1 LLC
Federalsburg Energy Storage 1 LLC is a 2 MW battery storage project in Caroline County, Maryland, operated by Convergent Energy and Power LP. EIA-860M lists 2 generating units here, inside PJM. Its units entered service in 2021.
As of 2026-07 (inventory dated 2026-07-31) · EIA-860M Preliminary Monthly Electric Generator Inventory · eia.gov/…/july_generator2026.xlsx · eia.gov/…/eia860m
- Nameplate capacity
- 2 MW
- 2 MW net summer
- Generating units
- 2
- In service
- 2021
- EIA plant ID
- 66499
Where it is
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- County
- Caroline County, Maryland
- Coordinates
- 38.6402, -75.7111
- Balancing authority
- PJM
- Sector
- IPP Non-CHP
Units, technology and status
- Operator of record
- Convergent Energy and Power LP
- Primary energy source
- Battery
- Technologies
- Batteries, Solar Photovoltaic
- Status
- Operating
This site runs on more than one energy source. EIA-860M capacity splits: Battery 1 MW, Solar 1 MW. It is filed here under Battery, the source with the most capacity.
Federalsburg Energy Storage 1 LLC: FAQ
- Where is Federalsburg Energy Storage 1 LLC?
- In Caroline County, Maryland (MD). The map on this page is placed at the coordinates EIA files for the plant, which locate the site rather than any individual unit.
- How big is Federalsburg Energy Storage 1 LLC?
- 2 MW of nameplate capacity across 2 units, as of the EIA-860M release for 2026-07.
- Who owns Federalsburg Energy Storage 1 LLC?
- EIA-860M names Convergent Energy and Power LP as the reporting entity. That is the operator of record on the survey, which is not always the ultimate owner.
- Is Federalsburg Energy Storage 1 LLC still running?
- EIA-860M files it as "Operating" for 2026-07. Statuses change monthly, and this page follows the monthly release.