Query
Old Faithful
Type
Entity Briefing
Entity
Old Faithful
Generated
2026-10-10T23:51:21.212Z

Briefing on Old Faithful

Entity Briefing
Generated Oct 10, 2026·Dataset freshness not reported
2 MW
Capacity
Standby
Current status
1979
Operating since
2
Generators
1.6%
Capacity factor
0 GWh
Annual generation
Briefing/plantStandby

Old Faithful is a 2 MW Petroleum Liquids asset in Wyoming, currently Standby.

Old Faithful is reported in Wyoming since 1979 under NorthWestern Energy (MT wind/thermal). Available operating and financial measures include 1.6% capacity factor and 0 GWh annual generation; $329/kW reported CapEx.

Location
Teton, Wyoming
Technology
Petroleum Liquids
Owner / parent
NorthWestern Energy (MT wind/thermal)
Operator
NorthWestern Energy (MT wind/thermal)
Grid
NorthWestern Energy (NWMT)
Plant ID
2196

What stands out

1

Old Faithful is a 2 MW Petroleum Liquids asset in Wyoming with status Standby.

2

Latest annual operating measures report 1.6% capacity factor and 0 GWh annual generation.

3

Available financial measures include $329/kW CapEx.

Market and operating context

Balancing authority
NorthWestern Energy (NWMT)
NERC region
WECC
State rank
#2 of 2
National rank
#694 of 825

Why it matters

For this asset, operating status, generation, ownership, and linked events are the primary facts for performance and asset-level diligence. The exact chart and source-linked records below let the reader test those facts before moving to a deeper report.