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2 MW Batteries (1 MW) + Solar Photovoltaic (1 MW) operating in Caroline, MD — PJM Interconnection, LLC
2 MW
Nameplate Capacity
2
Generators
units
Hybrid (2)
Technology
Batteries + Solar Photovoltaic
2021
Operating Since
Coordinates
38.6394, -75.7104
County
Caroline, MD
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Convergent Energy and Power LP | — | — |
| Owner(s) | Convergent Energy and Power LP | — | — |
| Status | Operating | — | — |
Federalsburg Energy Storage 1 LLC is a hybrid power plant located in Caroline County, Maryland. The facility, owned and operated by Convergent Energy and Power LP, began operating in 2021. It has a total capacity of 2 MW and consists of two generators utilizing batteries and solar photovoltaic technologies. The plant is interconnected with the PJM Interconnection, LLC balancing authority and is within the RFC NERC region.
The facility includes a battery energy storage system (BESS) with a storage capacity of 2.4 MWh and a duration of 2 hours. The battery chemistry is lithium-ion (LIB). The solar array uses single-axis tracking. In its latest year of operation, the plant generated 1299 MWh, achieving a capacity factor of 7.4%. Federalsburg Energy Storage 1 LLC ranks 3rd out of 3 energy storage plants in Maryland and 1126th nationally out of 1205.
Generated from EIA, GEM, and public data sources
ISO/RTO
PJM
Market
ISO/RTO Member
NERC Region
RFC
Balancing Authority
39 MWh
Net Discharge
1.3K MWh
Annual Net Energy
7.4%
Capacity Factor
Positive values indicate net discharge (generation exceeds station load). Negative values indicate net charging. Pure battery storage plants are typically net negative due to round-trip efficiency losses.
2021
$1,796/kW
Est. Construction Cost
Total estimated cost: $3.6M
Point of Interconnection
Nearest Substation
Allen Substaiton · 69 kV
Substation Distance
< 10 km
Operator
Choptank Electric Cooperative
Coord Source
OSM spatial
Market Position
ISO/RTO Market
PJM
LMP Node
—
Pricing Hub
WESTERN HUB
Alt. Hub / Zone
DOMINION HUB
Node Source
OSM spatial match
Substation identified. Node ID not yet resolved against ISO roster.
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No ask pi reports yet for this entity.
ask pi about Federalsburg Energy Storage 1 LLCPJM Interconnection, LLC (PJM)
Grid Voltage
12.47 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Independent Power Producer
Sector
IPP Non-CHP