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4.5 MW Batteries (3 MW) + Solar Photovoltaic (2 MW) operating in Duplin, NC — Duke Energy Progress East
4.5 MW
Nameplate Capacity
2
Generators
units
Hybrid (2)
Technology
Batteries + Solar Photovoltaic
2022
Operating Since
Coordinates
34.8315, -77.7713
County
Duplin, NC
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | North Carolina El Member Corp | North Carolina Electric Membership | — |
| Owner(s) | North Carolina El Member Corp | — | — |
| Status | Operating | operating | — |
Ludie Brown Solar Energy Storage is a hybrid solar and battery energy storage system located in Duplin County, North Carolina. The plant, owned and operated by North Carolina El Member Corp, began operation in 2022. It has a total capacity of 4.5 MW consisting of solar photovoltaic generation paired with a 2.5 MWh lithium-ion battery energy storage system (BESS) providing one hour of duration. The solar array uses a fixed-tilt tracking system.
The plant's latest annual generation was 3,381 MWh, resulting in a capacity factor of 8.6%. Ludie Brown operates within the Duke Energy Progress East balancing authority and the SERC NERC region. It is ranked as the 25th largest solar facility out of 36 in North Carolina, and 1009th out of 1205 nationally.
Generated from EIA, GEM, and public data sources
Grid Region
Southeast
Market
SEEM Participant
NERC Region
SERC — SERC Reliability Corporation
Balancing Authority
Duke Energy Progress East (CPLE)
Grid Voltage
12.47 kV
Regulatory Status
RE — Regulated
Entity Type
Cooperative
Sector
Electric Utility
208 MWh
Net Discharge
3.4K MWh
Annual Net Energy
8.6%
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.
Data from 2023–2024
$20.5/MWh
Energy Value
$6.2/MWh
Capacity Value
This plant's balancing authority participates in the Southeast Energy Exchange Market (SEEM). SEEM is a bilateral exchange — no public nodal pricing.
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