Data last collected:
PowerPlantFactsEvidence report · prepared 19 October 2026https://powerplantfacts.com/entity/55866
EIA plant 55866
Butte · Silver Bow · MT
Basin Creek Plant
Operated by Basin Creek Power Services LLC
Published location
Where is Basin Creek Plant?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
45.929300, -112.519400
Open the interactive map ↗Map data © OpenStreetMap contributors
Capacity is not generation. Nameplate MW describes equipment; annual MWh describes recorded output. Proposed and retired units are not added to operating capacity.
Equipment mix
Operating capacity by technology
Grouped from this plant’s represented generator records. Use the MT plant index for regional peers.
See the evidence
Electricity output across the year
Monthly net generation shows the seasonal shape of this plant's represented output. A negative value is retained when the source reports net consumption.
118,119
211,516
314,841
46,360
59,333
616,952
723,475
828,665
919,749
1011,437
117,389
1214,792
MWh net generation · 2024 final edition · EIA 923 represented operating rows. 12 of 12 supplied rows shown; 0 missing values omitted. Months with no reported numeric value are omitted, not treated as zero.
Read the chart as a table
| Record | MWh net generation |
|---|---|
| 1 | 18,119 |
| 2 | 11,516 |
| 3 | 14,841 |
| 4 | 6,360 |
| 5 | 9,333 |
| 6 | 16,952 |
| 7 | 23,475 |
| 8 | 28,665 |
| 9 | 19,749 |
| 10 | 11,437 |
| 11 | 7,389 |
| 12 | 14,792 |
2024 monthly net generation
| Month | Net generation |
|---|---|
| 1 | 18,119 MWh |
| 2 | 11,516 MWh |
| 3 | 14,841 MWh |
| 4 | 6,360 MWh |
| 5 | 9,333 MWh |
| 6 | 16,952 MWh |
| 7 | 23,475 MWh |
| 8 | 28,665 MWh |
| 9 | 19,749 MWh |
| 10 | 11,437 MWh |
| 11 | 7,389 MWh |
| 12 | 14,792 MWh |
Operating generators
| ID | Technology | Fuel | MW | Status |
|---|---|---|---|---|
| 1 | Natural Gas Internal Combustion Engine | NG | 6.1 | OP |
| 2 | Natural Gas Internal Combustion Engine | NG | 6.1 | OP |
| 3 | Natural Gas Internal Combustion Engine | NG | 6.1 | OP |
| 4 | Natural Gas Internal Combustion Engine | NG | 6.1 | OP |
| 5 | Natural Gas Internal Combustion Engine | NG | 6.1 | OP |
| 6 | Natural Gas Internal Combustion Engine | NG | 6.1 | OP |
| 7 | Natural Gas Internal Combustion Engine | NG | 6.1 | OP |
| 8 | Natural Gas Internal Combustion Engine | NG | 6.1 | OP |
| 9 | Natural Gas Internal Combustion Engine | NG | 6.1 | OP |
Continue exploring
Similar-capacity plants in the same state
Identity, technology and limitations
EIA plant ID
55866
Sector
IPP Non-CHP
Water source
Municipality
Data edition
2024-final
Use this record
Questions this evidence can answer
01What exactly is this record?
Use the name, place, date and identifiers above to confirm that you have the right Basin Creek Plant power plant: capacity and generation | PowerPlantFacts record.
02What does the evidence establish?
Read the reported values with their units, coverage dates and source notes. Keep observed facts separate from estimates or interpretation.
03What should I verify next?
Follow the primary-source links and check the limitations before using this evidence for a decision, comparison or citation.
A closer look at Basin Creek Plant
Variation in the published months
Across 12 numeric monthly generation entries, 8 has the highest recorded value (28,665 MWh) and 4 the lowest (6,360 MWh). Their difference is 22,305 MWh. Missing months have not been treated as zero.
Generator capacity in different operating conditions
| Generator ID | Technology | Nameplate MW | Summer MW | Winter MW | Minimum load MW |
|---|---|---|---|---|---|
| 1 | Natural Gas Internal Combustion Engine | 6.1 | 6.0 | 6.0 | 2.0 |
| 2 | Natural Gas Internal Combustion Engine | 6.1 | 6.0 | 6.0 | 2.0 |
| 3 | Natural Gas Internal Combustion Engine | 6.1 | 6.0 | 6.0 | 2.0 |
| 4 | Natural Gas Internal Combustion Engine | 6.1 | 6.0 | 6.0 | 2.0 |
| 5 | Natural Gas Internal Combustion Engine | 6.1 | 6.0 | 6.0 | 2.0 |
| 6 | Natural Gas Internal Combustion Engine | 6.1 | 6.0 | 6.0 | 2.0 |
| 7 | Natural Gas Internal Combustion Engine | 6.1 | 6.0 | 6.0 | 2.0 |
| 8 | Natural Gas Internal Combustion Engine | 6.1 | 6.0 | 6.0 | 2.0 |
| 9 | Natural Gas Internal Combustion Engine | 6.1 | 6.0 | 6.0 | 2.0 |
EIA-860 2024 final source. Ratings describe capacity, not actual generation or availability. Missing ratings are not zero.
Source: US Energy Information Administration Form EIA-860 2024 plant and operable-generator workbooks; archive 2024. US EIA-authored information is generally public domain; cite EIA, preserve third-party exceptions, changes and no-endorsement context. Source-specific derived data.