Sun Pond — Plant Summary
- EIA Plant ID
- 68492
- Capacity
- 170 MW
- Primary Fuel
- Battery Storage
- Technology
- Batteries, Solar Photovoltaic
- Status
- Under construction
- Location
- Maricopa, AZ
- Operating Since
- —
- Generators
- 2
- Operator
- Sun Pond, LLC
- Parent Company
- —
- Balancing Authority
- Salt River Project
- ISO/RTO
- —
- NERC Region
- WECC
Sun Pond
Under constructionBESSSolarHybridGEM: construction
Ranked #34 of 55 BESS plants in AZ#221 of 837 nationally
170 MW Batteries (85 MW) + Solar Photovoltaic (85 MW) under construction in Maricopa, AZ — Salt River Project
EIAGEM
170 MW
Nameplate Capacity
2
Generators
units
Hybrid (2)
Technology
Batteries + Solar Photovoltaic
—
Operating Since
Location
Coordinates
33.3812, -112.8216
County
Maricopa, AZ
Nearby Plants
- Sun Streams 4BESS600 MW · 1.7 km
- Sun Streams, LLCSolar160 MW · 3.7 km
- Palo VerdeNuclear4209.6 MW · 3.8 km
Ownership & Operator
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 | Sun Pond, LLC | Longroad Energy | — |
| Owner(s) | Sun Pond, LLC | Longroad Energy | — |
| Status | Under construction | construction | — |
Ownership Chain
GEM identifies the owner as Longroad Energy
This entity is not yet in the GEM ownership database — chain unavailable.
About
Sun Pond is a 170 MW hybrid power plant located in Maricopa County, Arizona. The facility combines solar photovoltaic generation with battery storage. It is owned and operated by Sun Pond, LLC. The plant consists of two generators utilizing both solar and battery technologies, with the solar array employing a fixed-tilt tracking system. Sun Pond is ranked as the 40th largest power plant in Arizona out of 47, and 354th nationally out of 514 plants.
The plant's primary fuel source is electricity (MWH), reflecting its reliance on solar energy and battery storage. Sun Pond operates within the Salt River Project balancing authority and is part of the Western Electricity Coordinating Council (WECC) NERC region. Recent news coverage indicates 6 articles related to deals concerning the plant.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
WECC
Balancing Authority
Salt River Project
Grid Voltage
525 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
Generation
No generation data available for this plant.
Financial Data
No financial data available for this plant.
Pricing & Market Data
This plant is outside organized wholesale electricity markets (ISOs/RTOs). Nodal pricing data is not available.
News & Articles (10)Beta
General
Sprouts Invests In AZ Solar, Battery Storage Project
Sprouts Farmers Market has signed a Tax Credit Transfer agreement to help finance the Sun Pond Solar + Battery Energy Storage System...
The Shelby Report·2 days ago
Deals·tax equity
Sprouts Invests In AZ Solar, Battery Storage Project
Sprouts Farmers Market has signed a Tax Credit Transfer agreement to help finance the Sun Pond Solar + Battery Energy Storage System...
Sprouts Farmers Market (buyer)
The Shelby Report·2 days ago
Deals·tax equity
Sprouts receives tax credit for renewable energy initiative
Sprouts Farmers Market Inc. is partnering with Schneider Electric to invest in a battery energy storage system and obtain a tax break.
Sprouts Farmers Market Inc. (buyer)Schneider Electric (other)
Chain Store Age·2 days ago
General
Sprouts Invests In AZ Solar, Battery Storage Project
Sprouts Farmers Market has signed a Tax Credit Transfer agreement to help finance the Sun Pond Solar + Battery Energy Storage System...
The Shelby Report·2 days ago
Last updated 2026-03-14
View all 10 articles