Miles City GT — Plant Summary
- EIA Plant ID
- 2177
- Capacity
- 23.3 MW
- Primary Fuel
- Natural Gas
- Technology
- Natural Gas Fired Combustion Turbine
- Status
- Operating
- Location
- Custer, MT
- Operating Since
- 1972
- Generators
- 1
- Operator
- Montana-Dakota Utilities Co
- Parent Company
- small shareholder(s)
- Annual Generation
- 331.01 MWh
- Capacity Factor
- 0.2%
- Balancing Authority
- Midcontinent Independent Transmission System Operator, Inc..
- ISO/RTO
- MISO
- NERC Region
- MRO
Miles City GT
OperatingNatural Gas
Ranked #6 of 7 Natural Gas plants in MT#1307 of 2009 nationally
23.3 MW Natural Gas operating in Custer, MT — Midcontinent Independent Transmission System Operator, Inc..
EIAWD
23.3 MW
Nameplate Capacity
1
Generators
unit
Natural Gas Fired Combustion Turbine
Technology
1972
Operating Since
Location
Coordinates
46.4113, -105.7953
County
Custer, MT
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Montana-Dakota Utilities Co | Montana-Dakota Utilities | — |
| Owner(s) | Montana-Dakota Utilities Co | small shareholder(s) | — |
| Status | Operating | — | — |
Ownership Chain
About
Miles City GT is a natural gas-fired combustion turbine power plant located in Custer County, Montana. The plant has a total capacity of 23.3 MW and consists of a single generator. It began operating in 1972. The plant is operated by Montana-Dakota Utilities Co., though ownership is attributed to small shareholder(s).
The plant operates within the Midcontinent Independent Transmission System Operator (MISO) balancing authority. In the most recent year of record, the plant generated 331 MWh of electricity, achieving a capacity factor of 0.2%. According to available data, the installed cost of the plant was $148.8 per kW. Miles City GT is ranked as the 6th largest of 7 power plants in Montana, and 1286th out of 1963 plants nationally.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
MRO
Balancing Authority
Midcontinent Independent Transmission System Operator, Inc..
Grid Voltage
57 kV
Regulatory Status
RE
Entity Type
Investor-Owned Utility
Sector
Electric Utility
Generation
26 MWh
Latest Month
331 MWh
Annual Generation
0.2%
Capacity Factor
Jan 2022 – Dec 2024
Financial DataBeta
Source: FERC Form 1HIGH
$221/kW
Installed Cost
$395.2/MWh
Operating Cost
MDU Resources Group, Inc.
Reporting Utility
Annual Capital & Operating Expenses
Cumulative Installed Cost
Per-Unit Cost Trends
Pricing & Market Data
HIGH confidenceMarket Position
ISO/RTO Market
MISO
LMP Node
MDU.MCTURB1
Pricing Hub
MINN.HUB
Location Type
Generation Node
Node Source
EIA-860 direct report
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