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 3items · current page 1–3 · Source records, not unique facilities.
Power assets and projects · USA · eia860m
Jefferson Power Station / JPS1
Generator · Plan
Metric or condition
Source value
Basis, scope and stage
Nameplate Capacity (MW)
342 MW
Original source column definition · Generator · (L) Regulatory approvals pending. Not under construction As-of date 2026-08 Sources EV-270e89d036c1c951ac10d0b0
Net Summer Capacity (MW)
310 MW
Original source column definition · Generator · (L) Regulatory approvals pending. Not under construction As-of date 2026-08 Sources EV-270e89d036c1c951ac10d0b0
Net Winter Capacity (MW)
315 MW
Original source column definition · Generator · (L) Regulatory approvals pending. Not under construction As-of date 2026-08 Sources EV-270e89d036c1c951ac10d0b0
Detailed source fields
Original source field
Published value or condition
Entity ID
814
Entity Name
Entergy Arkansas LLC
Plant ID
69185
Plant Name
Jefferson Power Station
Google Map
Map
Bing Map
Map
Plant State
AR
County
Jefferson
Balancing Authority Code
MISO
Sector
Electric Utility
Generator ID
JPS1
Unit Code
JPS1
Nameplate Capacity (MW)
342
Net Summer Capacity (MW)
310
Net Winter Capacity (MW)
315
Technology
Natural Gas Fired Combined Cycle
Energy Source Code
NG
Prime Mover Code
CA
Planned Operation Month
11
Planned Operation Year
2029
Status
(L) Regulatory approvals pending. Not under construction
Latitude
34.427527
Longitude
-92.13996
Original text
(L) Regulatory approvals pending. Not under construction
