Power plants in Dona Ana County, New Mexico
14 operating power plants in Dona Ana County, New Mexico, with 1,085 MW of nameplate capacity, largest first. From EIA-860M, August 2026.
Plants
14
Nameplate capacity
1,085 MW
Net generation, 2025
1.52 TWh
11 of 14 plants reported
Largest power plants in Dona Ana County
| # | Plant | MW | GWh, 2025 | Capacity factor |
|---|---|---|---|---|
| 1 | Rio GrandeNatural gas | 348 | 790 | – |
| 2 | Afton Generating StationNatural gas | 287 | 460 | 18.3% |
| 3 | Milagro Solar ISolar and battery storage | 225 | 128* | – |
| 4 | Santa Teresa SolarSolar | 150 | – | – |
| 5 | Roadrunner SolarSolar | 20 | 47.0 | 26.6% |
| 6 | SunE EPE2 LLCSolar | 12 | 26.4 | 25.1% |
| 7 | SunE EPE1 LLCSolar | 10 | 26.2 | 29.9% |
| 8 | Hatch Solar Energy Center I, LLCSolar | 5.0 | 10.5 | 24.0% |
| 9 | SLO-3 Community SolarSolar | 5.0 | 0.1 | – |
| 10 | Emi NM Bent BowSolar | 5.0 | 0.4 | – |
| 11 | Pluma - SLT Las CrucesSolar | 5.0 | 0.8 | – |
| 12 | New Mexico State UniversityNatural gas | 4.7 | 31.4 | 76.2% |
| 13 | WSMR ISolar | 4.1 | – | – |
| 14 | NMSU Solar and StorageSolar and battery storage | 4.0 | – | – |
* Fewer than 12 months of 2025 reported, so the total is partial.
MW is the nameplate capacity of operating generators and batteries. Source: EIA-860M August 2026, published 2026-09-24, and EIA-923 2025. Page updated 2026-10-04. Data sources
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