Sawtooth Solar — Plant Summary
- EIA Plant ID
- 68883
- Capacity
- 500 MW
- Primary Fuel
- Battery Storage
- Technology
- Batteries, Solar Photovoltaic
- Status
- Planned
- Location
- Pinal, AZ
- Operating Since
- —
- Generators
- 2
- Operator
- EDF Renewables Development, Inc.
- Parent Company
- —
- Balancing Authority
- Arizona Public Service Company
- ISO/RTO
- —
- NERC Region
- WECC
Sawtooth Solar
PlannedBESSSolarHybridGEM: pre-construction
Ranked #13 of 55 BESS plants in AZ#47 of 837 nationally
500 MW Batteries (250 MW) + Solar Photovoltaic (250 MW) planned in Pinal, AZ — Arizona Public Service Company
EIAGEM
500 MW
Nameplate Capacity
2
Generators
units
Hybrid (2)
Technology
Batteries + Solar Photovoltaic
Planned: —
Planned Operation
Location
Coordinates
32.7280, -111.6290
County
Pinal, AZ
Nearby Plants
- Kitt SolarBESS200 MW · 5.6 km
- West Line Solar, LLCSolar100 MW · 11.8 km
- Central Line Solar, LLCSolar100 MW · 12.9 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | EDF Renewables Development, Inc. | EDF Renewables | — |
| Owner(s) | EDF Renewables Development, Inc. | EDF Renewables | — |
| Status | Planned | pre-construction | — |
Ownership Chain
GEM identifies the owner as EDF Renewables
This entity is not yet in the GEM ownership database — chain unavailable.
About
Sawtooth Solar is a 500 MW hybrid power plant located in Pinal County, Arizona. The plant, ranked 16th of 47 in the state and 62nd of 514 nationally, is operated by EDF Renewables Development, Inc. It utilizes both solar photovoltaic technology and batteries, with two generators on site. The primary fuel source is listed as MWH, indicating that the plant draws power from the grid to charge its batteries, in addition to solar generation.
The plant operates within the Arizona Public Service Company balancing authority and is part of the Western Electricity Coordinating Council (WECC) NERC region. Sawtooth Solar employs a fixed tilt solar tracking system. As of the latest available information, there have been five news articles published about the plant, with four focused on industry news and one on deals.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
WECC
Balancing Authority
Arizona Public Service Company
Grid Voltage
230 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 (5)Beta
Industry·corporate
Massive solar farm proposed in Hidden Valley, a first
A solar energy generation facility is proposed on nearly 1,100 acres in Hidden Valley. It would be the first such major solar project near Maricopa.
InMaricopa.com·3 months ago
Industry·corporate
Solar developer: Project a good fit for Hidden Valley
The company proposing a solar farm on nearly 1,100 acres in Hidden Valley anticipates going online in mid- to late 2029, a representative said Wednesday.
InMaricopa.com·3 months ago
Industry·corporate
Nuclear could replace wind power at Lava Ridge site in Idaho
Sawtooth Energy and Development said it plans to build a 462-MW nuclear power plant on public land previously earmarked for a wind farm.
Sawtooth Energy and Development (developer)
Utility Dive·8 months ago
Deals·ppa
EDF Renewables signs PPA for 1GWh battery storage plant with utility Arizona Public Service
EDF Renewables North America has signed a utility power purchase agreement (PPA) for a new battery storage project in Arizona.
EDF Renewables North America (seller)Arizona Public Service (buyer)
Energy-Storage.News·1 years ago
Last updated 2026-03-14
View all 5 articles