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
Wygen III
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-22f3294d42d42de660799969
Detailed source fields
Original source field
Published value or condition
Utility ID
19545
Utility Name
Black Hills Power, Inc.
Plant Code
56596
Plant Name
Wygen III
Street Address
20 Wyodak Road
City
Gillette
State
WY
Zip
82718
County
Campbell
Latitude
44.2919
Longitude
-105.3806
NERC Region
WECC
Balancing Authority Code
WACM
Balancing Authority Name
Western Area Power Administration - Rocky Mountain Region
Name of Water Source
Wells
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
Black Hills Power Inc
Transmission or Distribution System Owner ID
19545
Transmission or Distribution System Owner State
WY
Grid Voltage (kV)
230
Energy Storage
N
Natural Gas Pipeline Name 1
Other - Please explain in pipeline notes below.
Pipeline Notes
Wygen 3 natural gas startup fuel supplied by pipeline owned by Black Hills and is operated by Black Hills Service Co.
Natural Gas Storage
N
Liquefied Natural Gas Storage
X
Coordinate accuracy
source_precision_not_independently_surveyed
source_record_id
2___Plant_Y2025.xlsx#Plant:4883
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.
