McFarland A Solar and Storage — Plant Summary
- EIA Plant ID
- 66636
- Capacity
- 300 MW
- Primary Fuel
- Solar
- Technology
- Batteries, Solar Photovoltaic
- Status
- Operating
- Location
- Yuma, AZ
- Operating Since
- 2023
- Generators
- 2
- Operator
- AES Clean Energy
- Parent Company
- —
- Annual Generation
- 542,282 MWh
- Capacity Factor
- 20.6%
- Balancing Authority
- California Independent System Operator
- ISO/RTO
- CAISO
- NERC Region
- WECC
McFarland A Solar and Storage
OperatingBESSSolarHybrid
Ranked #7 of 104 Solar plants in AZ#139 of 7447 nationally
300 MW Batteries (100 MW) + Solar Photovoltaic (200 MW) operating in Yuma, AZ — California Independent System Operator
EIAGEM
300 MW
Nameplate Capacity
2
Generators
units
Hybrid (2)
Technology
Batteries + Solar Photovoltaic
2023
Operating Since
Location
Coordinates
32.9375, -113.4575
County
Yuma, AZ
Nearby Plants
- McFarland B Solar and StorageBESS450 MW · 2.8 km
- McFarland CBESS185 MW · 3.3 km
- Elisabeth SolarSolar350 MW · 4.0 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | AES Clean Energy | AES Clean Energy | — |
| Owner(s) | AES Clean Energy | AES Clean Energy | — |
| Status | Operating | operating | — |
Ownership Chain
GEM identifies the owner as AES Clean Energy
This entity is not yet in the GEM ownership database — chain unavailable.
About
McFarland A Solar and Storage is a 300 MW hybrid power plant located in Yuma County, Arizona. The plant, which began operating in 2023, is owned and operated by AES Clean Energy. It utilizes both solar photovoltaic technology and battery energy storage. The solar component uses single-axis tracking. The battery energy storage system (BESS) has a capacity of 400 MWh, providing 4 hours of duration, and uses lithium-ion battery (LIB) chemistry. The plant is interconnected to the California Independent System Operator (CAISO) balancing authority within the Western Electricity Coordinating Council (WECC) NERC region.
In its most recent year of operation, McFarland A Solar and Storage generated 542,282 MWh, resulting in a capacity factor of 20.6%. The plant is ranked as the 25th largest in Arizona out of 47 plants, and 154th nationally out of 514 plants. Financial data is available for the plant from LBNL, and the plant has been mentioned in three news articles, covering industry and regulatory topics.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
WECC
Balancing Authority
California Independent System Operator
Grid Voltage
500 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
Generation
28.2K MWh
Latest Month
542.3K MWh
Annual Generation
20.6%
Capacity Factor
Financial DataBeta
Source: LBNL Utility-Scale SolarHIGH
$29.0/MWh
LCOE (Levelized Cost)
$12.2/MWh
Energy Value
Pricing & Market Data
MEDIUM confidenceMarket Position
ISO/RTO Market
CAISO
LMP Node
HN_LNODER2A
Pricing Hub
TH_SP15_GEN-APND
Location Type
Pricing Node
Node Source
Curated node match
News & Articles (5)Beta
Regulatory·federal policy
Feds to Lease 8,000 Acres at Hanford Nuclear Waste Site for Solar Power, Batteries
Clean power developer Hecate aims to build arrays on 8000 acres of unused and repurposed federal land at former nuclear weapons megasite...
Hecate (developer)
ENR·1 years ago
Industry·corporate
AES Corporation built 3.5GW of renewables capacity in 2023
US utility AES Corporation built 3.5GW of renewable energy generation projects in 2023, led by solar PV installations.
AES Corporation (developer)AES (developer)
PV Tech·2 years ago
General
AES Completes Construction of 3.5 GW of Renewables in 2023
Construction Milestone Marks the Largest Renewables Capacity Addition by AES in a Single Year. ARLINGTON, Va., Jan.
PR Newswire·2 years ago
Industry·corporate
AES Completes Construction of 3.5 GW of Renewables in 2023
Construction Milestone Marks the Largest Renewables Capacity Addition by AES in a Single Year. ARLINGTON, Va., Jan.
AES Corporation (developer)AES (developer)
PR Newswire·2 years ago
Last updated 2026-03-26
View all 5 articles