Data last collected:
PowerPlantFactsEvidence report · prepared 19 October 2026https://powerplantfacts.com/entity/56621
EIA plant 56621
Woodward · Harper · OK
Sleeping Bear LLC
Operated by NRG Energy Gas & Wind Holdings Inc
Published location
Where is Sleeping Bear LLC?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
36.640278, -99.500556
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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 OK 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.
15,201
25,731
34,158
43,231
54,097
66,054
76,155
86,358
96,851
104,218
114,428
126,834
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 | 5,201 |
| 2 | 5,731 |
| 3 | 4,158 |
| 4 | 3,231 |
| 5 | 4,097 |
| 6 | 6,054 |
| 7 | 6,155 |
| 8 | 6,358 |
| 9 | 6,851 |
| 10 | 4,218 |
| 11 | 4,428 |
| 12 | 6,834 |
2024 monthly net generation
| Month | Net generation |
|---|---|
| 1 | 5,201 MWh |
| 2 | 5,731 MWh |
| 3 | 4,158 MWh |
| 4 | 3,231 MWh |
| 5 | 4,097 MWh |
| 6 | 6,054 MWh |
| 7 | 6,155 MWh |
| 8 | 6,358 MWh |
| 9 | 6,851 MWh |
| 10 | 4,218 MWh |
| 11 | 4,428 MWh |
| 12 | 6,834 MWh |
Operating generators
| ID | Technology | Fuel | MW | Status |
|---|---|---|---|---|
| 1 | Onshore Wind Turbine | WND | 94.5 | OP |
Continue exploring
Similar-capacity plants in the same state
Identity, technology and limitations
EIA plant ID
56621
Sector
IPP Non-CHP
Water source
Unavailable
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 Sleeping Bear LLC 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 Sleeping Bear LLC
Variation in the published months
Across 12 numeric monthly generation entries, 9 has the highest recorded value (6,851 MWh) and 4 the lowest (3,231 MWh). Their difference is 3,620 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 | Onshore Wind Turbine | 94.5 | 94.5 | 94.5 | 1.0 |
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.