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
Anthelope Hills Solar Generation BESS
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-e238a9c282934ada17d0b7ec
Detailed source fields
Original source field
Published value or condition
Utility ID
66711
Utility Name
ARFL bn, LLC
Plant Code
68315
Plant Name
Anthelope Hills Solar Generation BESS
Street Address
TBD
City
Grant
State
MT
Zip
57925
County
Beaverhead
Latitude
45.05029
Longitude
-113.0588
NERC Region
WECC
Balancing Authority Code
NWMT
Balancing Authority Name
NorthWestern Energy (NWMT)
Name of Water Source
NA
Primary Purpose (NAICS Code)
22
Regulatory Status
NR
Sector
2
Sector Name
IPP Non-CHP
FERC Cogeneration Status
N
FERC Small Power Producer Status
N
FERC Exempt Wholesale Generator Status
N
Ash Impoundment?
N
Transmission or Distribution System Owner
NorthWestern Energy - (SD)
Transmission or Distribution System Owner ID
13809
Transmission or Distribution System Owner State
SD
Grid Voltage (kV)
230
Energy Storage
Y
Coordinate accuracy
source_precision_not_independently_surveyed
source_record_id
2___Plant_Y2025.xlsx#Plant:15257
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.
