Data last collected:
PowerPlantFactsEvidence report · prepared 19 October 2026https://powerplantfacts.com/entity/58646
EIA plant 58646
Nipton · San Bernardino · CA
Stateline Solar
Operated by Southern Power Co
Published location
Where is Stateline Solar?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
35.600000, -115.400000
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 CA 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.
136,117
239,154
353,118
461,699
564,280
659,927
757,792
857,042
953,960
1052,874
1144,680
1239,216
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 | 36,117 |
| 2 | 39,154 |
| 3 | 53,118 |
| 4 | 61,699 |
| 5 | 64,280 |
| 6 | 59,927 |
| 7 | 57,792 |
| 8 | 57,042 |
| 9 | 53,960 |
| 10 | 52,874 |
| 11 | 44,680 |
| 12 | 39,216 |
2024 monthly net generation
| Month | Net generation |
|---|---|
| 1 | 36,117 MWh |
| 2 | 39,154 MWh |
| 3 | 53,118 MWh |
| 4 | 61,699 MWh |
| 5 | 64,280 MWh |
| 6 | 59,927 MWh |
| 7 | 57,792 MWh |
| 8 | 57,042 MWh |
| 9 | 53,960 MWh |
| 10 | 52,874 MWh |
| 11 | 44,680 MWh |
| 12 | 39,216 MWh |
Operating generators
| ID | Technology | Fuel | MW | Status |
|---|---|---|---|---|
| STL | Solar Photovoltaic | SUN | 75.9 | OP |
| STL3 | Solar Photovoltaic | SUN | 37.9 | OP |
| STL4 | Solar Photovoltaic | SUN | 37.9 | OP |
| STL5 | Solar Photovoltaic | SUN | 37.9 | OP |
| STL6 | Solar Photovoltaic | SUN | 37.9 | OP |
| STL7 | Solar Photovoltaic | SUN | 37.9 | OP |
| STL2 | Solar Photovoltaic | SUN | 34.1 | OP |
Continue exploring
Similar-capacity plants in the same state
Identity, technology and limitations
EIA plant ID
58646
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 Stateline Solar 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 Stateline Solar
Variation in the published months
Across 12 numeric monthly generation entries, 5 has the highest recorded value (64,280 MWh) and 1 the lowest (36,117 MWh). Their difference is 28,163 MWh. Missing months have not been treated as zero.
Reading the MW column
In the 7 numeric rows displayed in this table, MW ranges from 34.1 (STL2) to 75.9 (STL). The difference is 41.8 in the column's stated units. This summary covers the displayed rows and retains the table's period and scope.
Generator capacity in different operating conditions
| Generator ID | Technology | Nameplate MW | Summer MW | Winter MW | Minimum load MW |
|---|---|---|---|---|---|
| STL | Solar Photovoltaic | 75.9 | 76.0 | 76.0 | Not supplied |
| STL2 | Solar Photovoltaic | 34.1 | 34.0 | 34.0 | Not supplied |
| STL3 | Solar Photovoltaic | 37.9 | 38.0 | 38.0 | Not supplied |
| STL4 | Solar Photovoltaic | 37.9 | 38.0 | 38.0 | Not supplied |
| STL5 | Solar Photovoltaic | 37.9 | 38.0 | 38.0 | Not supplied |
| STL6 | Solar Photovoltaic | 37.9 | 38.0 | 38.0 | Not supplied |
| STL7 | Solar Photovoltaic | 37.9 | 38.0 | 38.0 | Not supplied |
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.