Cimarron Solar Facility
Solar power plant in Colfax County, New Mexico. 30.6 MW of nameplate capacity across 1 generator, operated by Southern Power Co.
Also known as EIA plant 57243
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 30.6 MWNameplate
- Generators
- 1 operatingEIA-860M, August 2026
- Operating since
- December 2010First generator online
- Operator
- Southern Power CoEIA operator ID 17650
- Grid
- WACMBalancing authority WACM
- Price nodes
- None linkedNo verified ISO node
- Location
- Colfax County, NM36.4681, −104.6357
- EIA plant ID
- 57243EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Cimarron Solar Facility produces
Free · EIA-923Net generation, 2025
60.3 GWh
60,272 MWh, final
Capacity factor, 2025
22.5%
2024: 16.6%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
44.6–63.7
GWh a year. Low 2024, high 2016
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | Not reported | Not reported | 0 of 12 |
| 2001 | Not reported | Not reported | 0 of 12 |
| 2002 | Not reported | Not reported | 0 of 12 |
| 2003 | Not reported | Not reported | 0 of 12 |
| 2004 | Not reported | Not reported | 0 of 12 |
| 2005 | Not reported | Not reported | 0 of 12 |
| 2006 | Not reported | Not reported | 0 of 12 |
| 2007 | Not reported | Not reported | 0 of 12 |
| 2008 | Not reported | Not reported | 0 of 12 |
| 2009 | Not reported | Not reported | 0 of 12 |
| 2010 | 8,930 | Not reported | 3 of 12 |
| 2011 | 67,978 | 25.7% | 12 of 12 |
| 2012 | 69,919 | Not reported | 12 of 12 |
| 2013 | 66,592 | 24.8% | 12 of 12 |
| 2014 | 62,443 | 23.3% | 12 of 12 |
| 2015 | 60,785 | 22.7% | 12 of 12 |
| 2016 | 63,694 | 23.7% | 12 of 12 |
| 2017 | 60,971 | 22.7% | 12 of 12 |
| 2018 | 63,266 | 23.6% | 12 of 12 |
| 2019 | 61,710 | 23.0% | 12 of 12 |
| 2020 | 62,525 | 23.3% | 12 of 12 |
| 2021 | 63,263 | 23.6% | 12 of 12 |
| 2022 | 60,678 | 22.6% | 12 of 12 |
| 2023 | 57,027 | 21.3% | 12 of 12 |
| 2024 | 44,625 | 16.6% | 12 of 12 |
| 2025 | 60,272 | 22.5% | 12 of 12 |
| 2026 (provisional, partial year) | Not reported | Not reported | 0 of 7 |
* 2026 covers January to July and is provisional. Capacity factor is net generation divided by nameplate capacity times the hours of each reported month.
Power prices and basis
Free accountNo verified ISO price node is linked to this plant, or its price history could not load.
Emissions
Free · EPA CAMPDNo EPA emissions units are linked to this plant.
Water use
Free · EIA-923 cooling, USGSNo EIA cooling-water record for this plant in 2024. Plants without steam cooling, such as wind, solar and batteries, do not report cooling water.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| CIM1 | Solar Photovoltaic | 30.6 | December 2010 |
Ownership and offtake
ProOwnership and offtake are part of Pro
Owners and their shares, parent companies, and power purchase agreements with their buyers. EIA-860M lists Southern Power Co as the operator, which is not always the owner.
Modeled data
ProPro adds modeled values for this plant. Everything above stays free.
Modeled curtailment
A range, not one number. The lower bound counts hours inside the production tax credit window; the upper bound is the no-credit case.
Expected vs reported generation
Monthly modeled expected output and physical potential next to EIA-923 reported output.
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Power plants near Cimarron Solar Facility
More plants operated by Southern Power Co
Questions about Cimarron Solar Facility
How much power does Cimarron Solar Facility produce?
Cimarron Solar Facility reported 60,272 MWh (60.3 GWh) of net generation in 2025, a 22.5% capacity factor on 30.6 MW of nameplate capacity.
Where is Cimarron Solar Facility?
Cimarron Solar Facility is in Colfax County, New Mexico, at 36.4681, −104.6357. It is in the Western Area Power Administration - Rocky Mountain Region balancing area (WACM).
Who operates Cimarron Solar Facility?
EIA-860M for August 2026 lists Southern Power Co as the operator (EIA operator ID 17650). The operator is not always the owner.
When did Cimarron Solar Facility start operating?
Its first generator began operating in December 2010, according to EIA-860M.
Sources
- EIA-860 2025 (final) and EIA-860M August 2026: plant, generators, capacity, operator and location
- EIA-923 monthly net generation, 2000 to July 2026 (2026 provisional)
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page