Hyder II Hybrid — Plant Summary
- EIA Plant ID
- 58383
- Capacity
- 28 MW
- Primary Fuel
- Battery Storage
- Technology
- Batteries, Solar Photovoltaic
- Status
- Operating
- Location
- Yuma, AZ
- Operating Since
- 2013
- Generators
- 2
- Operator
- Arizona Public Service Co
- Parent Company
- Pinnacle West Capital
- Annual Generation
- 32,538 MWh
- Capacity Factor
- 13.2%
- Balancing Authority
- Arizona Public Service Company
- ISO/RTO
- —
- NERC Region
- WECC
Hyder II Hybrid
OperatingBESSSolarHybrid
Ranked #50 of 55 BESS plants in AZ#444 of 837 nationally
28 MW Batteries (14 MW) + Solar Photovoltaic (14 MW) operating in Yuma, AZ — Arizona Public Service Company
EIAGEM
28 MW
Nameplate Capacity
2
Generators
units
Hybrid (2)
Technology
Batteries + Solar Photovoltaic
2013
Operating Since
Location
Coordinates
33.0270, -113.3489
County
Yuma, AZ
Nearby Plants
- McFarland B Solar and StorageBESS450 MW · 14.2 km
- McFarland A Solar and StorageBESS300 MW · 14.2 km
- Agua Caliente Solar ProjectSolar347.7 MW · 14.7 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Arizona Public Service Co | Arizona Public Service | — |
| Owner(s) | Arizona Public Service Co | Pinnacle West Capital | — |
| Status | Operating | operating | — |
Ownership Chain
About
The Hyder II Hybrid plant is a 28 MW hybrid facility located in Yuma County, Arizona. It began operating in 2013 and is owned by Pinnacle West Capital and operated by Arizona Public Service Co. The plant utilizes both solar photovoltaic and battery storage technologies. The battery energy storage system (BESS) has a capacity of 42 MWh, providing 3 hours of duration and using lithium-ion battery chemistry (LIB). The solar component uses single-axis tracking.
Hyder II Hybrid is interconnected to the Arizona Public Service Company balancing authority within the Western Electricity Coordinating Council (WECC) NERC region. In the most recent year of data, the plant generated 32,538 MWh, achieving a capacity factor of 13.2%. The installed cost of the plant was $3,700.85 per kW. The plant is ranked 63rd out of 68 plants in Arizona and 659th out of 1205 plants nationally.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
WECC
Balancing Authority
Arizona Public Service Company
Grid Voltage
12.47 kV
Regulatory Status
RE
Entity Type
Investor-Owned Utility
Sector
Electric Utility
Generation
1.2K MWh
Net Discharge
32.5K MWh
Annual Net Energy
13.2%
Capacity Factor
Jan 2022 – Dec 2024
Positive values indicate net discharge (generation exceeds station load). Negative values indicate net charging. Pure battery storage plants are typically net negative due to round-trip efficiency losses.
Financial DataBeta
Source: FERC Form 1, LBNL Utility-Scale SolarHIGH
$3,703/kW
Installed Cost
Arizona Public Service Company
Reporting Utility
Cumulative Installed Cost
Per-Unit Cost Trends
Pricing & Market Data
This plant is outside organized wholesale electricity markets (ISOs/RTOs). Nodal pricing data is not available.
News & Articles (10)Beta
Regulatory·permitting
APS seeks license extension for Palo Verde Nuclear Plant
Arizona Public Service (APS) plans to renew operating licenses for all three units at Palo Verde Generating Station, extending operations to the mid-2060s, ensuring continued energy supply.
APS (operator)
Power Engineering·1 weeks ago
General
DOE nixes $1.8B loan to Arizona Public Service for transmission, renewables and storage
Additional de-obligations are in process but cannot be publicly disclosed until finalized,” said Olivia Tinari, deputy press secretary for...
Utility Dive·4 weeks ago
General
Invenergy brings Arizona portfolio to 600MWh+ with tenth commissioned project
The independent power producer (IPP) has completed the 50MW/200MWh El Sol Energy Storage Center, located on the outskirts of Phoenix.
Energy-Storage.News·1 years ago
General
Invenergy brings Arizona portfolio to 600MWh+ with tenth commissioned project
The independent power producer (IPP) has completed the 50MW/200MWh El Sol Energy Storage Center, located on the outskirts of Phoenix.
Energy-Storage.News·1 years ago
Last updated 2026-03-25
View all 10 articles