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950 MW Batteries (475 MW) + Solar Photovoltaic (475 MW) planned in Navajo, AZ — Arizona Public Service Company
950 MW
Nameplate Capacity
2
Generators
units
Hybrid (2)
Technology
Batteries + Solar Photovoltaic
Planned: —
Planned Operation
Coordinates
34.9981, -110.1255
County
Navajo, AZ
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Clenera DevCo LLC | — | — |
| Owner(s) | Clenera DevCo LLC | — | — |
| Status | Planned | — | — |
Snowflake A Solar and BESS is a 950 MW hybrid power plant located in Navajo County, Arizona. The facility, identified by plant ID 69060, is owned and operated by Clenera DevCo LLC. It ranks as the second-largest solar facility in Arizona out of 47, and fifteenth-largest nationally out of 514. The plant utilizes both solar photovoltaic technology and battery energy storage systems (BESS).
The primary fuel source for the plant is listed as MWH, indicating electricity input to the battery storage component. The solar array employs a fixed-tilt tracking system. Snowflake A Solar and BESS operates within the Arizona Public Service Company balancing authority and is part of the Western Electricity Coordinating Council (WECC) NERC region. The plant consists of 2 generators.
Generated from EIA, GEM, and public data sources
Grid Region
Mountain West
Market
WEIM Participant
NERC Region
WECC — Western Electricity Coordinating Council
Balancing Authority
No generation data available for this plant.
2023
$1,544/kW
Est. Construction Cost
Total estimated cost: $1.5B
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 articlesArizona Public Service Company (AZPS)
Grid Voltage
500.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Independent Power Producer
Sector
IPP Non-CHP