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300 MW Batteries (150 MW) + Solar Photovoltaic (150 MW) under construction in Dona Ana, NM
300 MW
Nameplate Capacity
2
Generators
units
Hybrid (2)
Technology
Batteries + Solar Photovoltaic
—
Operating Since
Coordinates
31.8055, -106.6989
County
Dona Ana, NM
Nearby Plants
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EIA typically reports the operating utility, while GEM resolves to the financial owner or parent corporation. Both can be correct.
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Santa Teresa Solar | Hecate Energy | — |
| Owner(s) | Santa Teresa Solar | Hecate Energy | — |
| Status | Under construction | construction | — |
GEM identifies the owner as Hecate Energy
This entity is not yet in the GEM ownership database — chain unavailable.
Santa Teresa Solar is a 300 MW hybrid power plant located in Dona Ana County, New Mexico. The facility, identified by plant ID 68866, is operated by Santa Teresa Solar. It utilizes both solar photovoltaic technology and battery storage. The primary fuel source is listed as MWH, indicating electricity generation. The solar array employs a fixed-tilt tracking system.
The plant is the third-largest solar facility in New Mexico out of 15, and ranks 160th nationally among 514 solar plants. Santa Teresa Solar operates within the Western Electricity Coordinating Council (WECC) NERC region, and its balancing authority is El Paso Electric Company. As of the latest data, the plant has been the subject of 10 news articles, with coverage focused primarily on industry developments, as well as deals and regulatory matters.
Generated from EIA, GEM, and public data sources
Grid Region
Mountain West
Market
WEIM Participant
NERC Region
WECC — Western Electricity Coordinating Council
Balancing Authority
El Paso Electric Company (EPE)
Grid Voltage
230.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
No generation data available for this plant.
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Request a demo →2023
$1,361/kW
Est. Construction Cost
Total estimated cost: $408.3M
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Request a demo →This plant's balancing authority participates in CAISO's Western Energy Imbalance Market (WEIM). Direct nodal pricing data is not yet available.
Last updated 2026-03-26
View all 9 articlesTop solar plant owners in the US
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