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450 MW Batteries (150 MW) + Solar Photovoltaic (300 MW) operating in McKinley, NM — Public Service Company of New Mexico
450 MW
Nameplate Capacity
2
Generators
units
Hybrid (2)
Technology
Batteries + Solar Photovoltaic
2023
Operating Since
Coordinates
35.9680, -107.5729
County
McKinley, NM
Owner data does not fully agree across sources.
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 | Arroyo Solar LLC | DE Shaw Renewable Investments (DESRI) | — |
| Owner(s) | Arroyo Solar LLC | DE Shaw Renewable Investments (DESRI) | — |
| Status | Operating | operating | — |
GEM identifies the owner as DE Shaw Renewable Investments (DESRI)
This entity is not yet in the GEM ownership database — chain unavailable.
Arroyo Solar Energy Storage Hybrid is a 450 MW hybrid power plant located in McKinley County, New Mexico. The plant, which began operating in 2023, is owned and operated by Arroyo Solar LLC. It utilizes both solar photovoltaic technology and battery energy storage. The facility consists of two generators and is tracked as the second-largest of 15 plants in New Mexico, and 79th-largest of 514 plants nationally. The solar component uses single-axis tracking. The battery energy storage system (BESS) has a capacity of 600 MWh, providing a duration of 4 hours and utilizing lithium-ion battery chemistry (LIB).
The plant's primary fuel is listed as MWH, reflecting its reliance on stored energy. In its most recent year of operation, Arroyo Solar generated 678,974 MWh, achieving a capacity factor of 17.2%. The plant operates within the Public Service Company of New Mexico balancing authority and the Western Electricity Coordinating Council (WECC) NERC region. Financial data indicates a power purchase agreement (PPA) price of $15.86 per MWh, according to data from Lawrence Berkeley National Laboratory (LBNL). News coverage of the plant includes two articles related to deals and one on 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
38.2K MWh
Latest Month
679.0K MWh
Annual Generation
17.2%
Capacity Factor
Data from 2024
$15.9/MWh
PPA Price
$29.1/MWh
LCOE
This plant's balancing authority participates in CAISO's Western Energy Imbalance Market (WEIM). Direct nodal pricing data is not yet available.
Last updated 2026-03-14
View all articlesPublic Service Company of New Mexico (PNM)
Grid Voltage
345.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Independent Power Producer
Sector
IPP Non-CHP