Review power assets, contract observations, facility specifications and relationships from public sources.
This partial collection preserves source-level observations. Generation and registered connection capacity are distinct from spare supply capacity for data centers. Planned dates and contract announcements do not confirm energization or supply commencement.
Current filters 2items · current page 1–2 · Source records, not unique facilities.
Power assets and projects · USA · eia860
Walnut Grove Demonstration Plant
Generation facilities · Unverified
Metric or condition
Source value
Basis, scope and stage
Grid Voltage (kV)
12.5 kV
Original source column definition · Power plant · Unverified As-of date 2025 Sources EV-cc1ad3e205883540105eb63b
Detailed source fields
Original source field
Published value or condition
Utility ID
12686
Utility Name
Mississippi Power Co
Plant Code
65697
Plant Name
Walnut Grove Demonstration Plant
Street Address
300 Maple Street
City
Walnut Grove
State
MS
Zip
39189
County
Leake
Latitude
32.57975
Longitude
-89.454167
NERC Region
SERC
Balancing Authority Code
SOCO
Balancing Authority Name
Southern Company Services, Inc. - Trans
Primary Purpose (NAICS Code)
22
Regulatory Status
RE
Sector
1
Sector Name
Electric Utility
FERC Cogeneration Status
N
FERC Small Power Producer Status
N
FERC Exempt Wholesale Generator Status
N
Ash Impoundment?
N
Transmission or Distribution System Owner
Mississippi Power Co
Transmission or Distribution System Owner ID
12686
Transmission or Distribution System Owner State
MS
Grid Voltage (kV)
12.5
Energy Storage
Y
Natural Gas Storage
X
Liquefied Natural Gas Storage
X
Coordinate accuracy
source_precision_not_independently_surveyed
source_record_id
2___Plant_Y2025.xlsx#Plant:12803
Coordinates locate the plant, including when this record describes one generator.
Location: Plant location · not an individual generator location
Sources, reference dates and retrieval dates 1itemseia860 ↗
Data Source 2025 · Retrieved 2026-10-05
Source: U.S. Energy Information Administration (EIA), 2025 final / August 2026 preliminary.
