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Bob Glanzer Generating Station — Power plant · Gas, reciprocating engine · NorthWestern Energy - (SD)
  • Combustion
  • Operating
  • 10 · 100 · 1,000 MW

Bob Glanzer Generating Station

Power plant · Gas, reciprocating engine

Key facts

Power plant · Gas, reciprocating engineran 16% of 2025 Operating
Capacity
Capacity: sourceEIA-860M · Open licenseMW
Commissioned
2022
Net generation, 2025
99,100 MWh
Grid
69 kV, 12 kV to NorthWestern Energy - (SD) (SWPP)
Location
Beadle County, South Dakota
Operated by
NorthWestern Energy - (SD)SourceEIA-860M Preliminary Monthly Electric Generator Inventory

Output

Net generation MWh by year, 2022 to 2025
Fuel burned MMBtu by year, 2022 to 2025
  • Gas

Operations detail

Details

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No companies named in filings yet.

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Technology
Gas, reciprocating engine source: “Natural Gas Internal Combustion Engine”
Age
4 years since 2022
Unused energy
505 GWh 2025Unused energyA lead, not a guarantee: MW × hours × (1 − capacity factor) for the latest year (EIA-923), gas, coal and oil plants only. Air-permit run-hour caps, heat rate (cost to run) and capacity-market or reliability obligations can rule it out.
Heat rate
8,520 Btu/kWh 2025
All 7 attributes from EIA-860M Preliminary Monthly Electric Generator Inventory
AttributeValue
Gem
Parents
Name
NorthWestern Energy Group Inc
Share pct
100
Gem entity id
E100000150310
Unit ids
G100000414300
Location id
L100000409280
Eia plant ids
65295
Grid
Nerc region
MRO
Report year
2025
Grid voltage kv
69, 12.50
Transmission owner
NorthWestern Energy - (SD)
Balancing authority code
SWPP
Balancing authority name
Southwest Power Pool
Fuel burned (MMBtu), 2025844,312
Capacity factor, 20250.164
Heat rate (Btu/kWh), 20258,519.8
Net generation (MWh), 202599,100
Balancing authority codeSWPP

Timeline

  • In service · EIA-860M

Sources

4 sources

Sources EIA-860M · GEM · EIA · EIA-860M Preliminary Monthly Electric Generator Inventory

Sources

  • EIA-860MOpen license · retrieved Nov 4, 2026
  • GEMOpen license, with credit · retrieved Oct 26, 2026Global Integrated Power Tracker, Global Energy Monitor, September 2026 release (https://globalenergymonitor.org/projects/global-integrated-power-tracker), CC BY 4.0. Modified by Inframation: TransitionZero-sourced rows removed; statuses and technologies mapped to Inframation's vocabulary; figures aggregated. Copyright © Global Energy Monitor. Global Integrated Power Tracker, September 2026 release. Distributed under a Creative Commons Attribution 4.0 International License.
  • EIAOpen license · retrieved Nov 1, 2026Source: U.S. Energy Information Administration, Electricity bulk data (Form EIA-923 monthly plant series)
  • EIA-860M Preliminary Monthly Electric Generator Inventory

Every source and license · Attribution

View at source