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
Oahe
Generation facilities · Unverified
Metric or condition
Source value
Basis, scope and stage
Grid Voltage (kV)
230 kV
Original source column definition · Power plant · Unverified As-of date 2025 Sources EV-4af1c594cf52ca7348116260
Grid Voltage 2 (kV)
115 kV
Original source column definition · Power plant · Unverified As-of date 2025 Sources EV-4af1c594cf52ca7348116260
Detailed source fields
Original source field
Published value or condition
Utility ID
19635
Utility Name
USACE-Omaha
Plant Code
3356
Plant Name
Oahe
Street Address
28563 Powerhouse Rd
City
Pierre
State
SD
Zip
57501
County
Hughes
Latitude
44.4504
Longitude
-100.3866
NERC Region
MRO
Balancing Authority Code
SWPP
Balancing Authority Name
Southwest Power Pool
Name of Water Source
Missouri River
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
Ash Impoundment Lined?
X
Transmission or Distribution System Owner
WAPA-- Western Area Power Administration
Transmission or Distribution System Owner ID
27000
Transmission or Distribution System Owner State
SD
Grid Voltage (kV)
230
Grid Voltage 2 (kV)
115
Energy Storage
N
Natural Gas Storage
N
Liquefied Natural Gas Storage
X
Coordinate accuracy
source_precision_not_independently_surveyed
source_record_id
2___Plant_Y2025.xlsx#Plant:1613
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.
