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10.1 MW Batteries (5 MW) + Solar Photovoltaic (5 MW) operating in Greene, NC — Duke Energy Progress East
10.1 MW
Nameplate Capacity
2
Generators
units
Hybrid (2)
Technology
Batteries + Solar Photovoltaic
2023
Operating Since
Coordinates
35.4216, -77.7299
County
Greene, 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 | — |
Arba Solar Energy Storage is a hybrid solar and battery energy storage system located in Greene County, North Carolina. The plant, which began operating in 2023, has a total capacity of 10.1 MW and is owned and operated by North Carolina El Member Corp. It consists of two generators utilizing both solar photovoltaic and battery technologies. The battery energy storage system (BESS) has a storage capacity of 10 MWh, a duration of 1.96 hours, and uses lithium-ion battery (LIB) chemistry. The solar component uses single-axis tracking.
The plant's latest annual generation was 5,994 MWh, resulting in a capacity factor of 6.8%. Arba Solar Energy Storage operates within the Duke Energy Progress East balancing authority and the SERC NERC region. It ranks as the 8th largest solar facility out of 36 in North Carolina, and 741st nationally out of 1205. Financial data is available for the plant via LBNL Solar.
Generated from EIA, GEM, and public data sources
Grid Region
Southeast
Market
SEEM Participant
NERC Region
SERC — SERC Reliability Corporation
Balancing Authority
398 MWh
Net Discharge
6.0K MWh
Annual Net Energy
6.8%
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
$20.7/MWh
Energy Value
$13.0/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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ask pi about Arba Solar Energy StorageDuke Energy Progress East (CPLE)
Grid Voltage
12.47 kV
Regulatory Status
RE — Regulated
Entity Type
Cooperative
Sector
Electric Utility