Edwards Sanborn Solar Plus Storage
Edwards & Sanborn Solar and Energy Storage / Kern CountyCA
What does it take to build the largest solar plus storage project in the world?

Terra-Gen, LLC selected Mortenson as the full Engineering, Procurement, and Construction (EPC) contractor for both the solar and energy storage scopes of the Edwards & Sanborn solar and energy storage project located in Kern County, California. The project consists of 875 megawatts of solar and 3,320 megawatt-hours of energy storage. It is currently the largest single solar and battery energy storage project to reach this milestone.

Site construction commenced in Q1 2021 and reached substantial completion in 2023.

Project Facts:

  • Over 98 miles of MV Wire
  • Over 361 miles of DC Wire
  • 3,287 MWh of battery capacity 
  • 120,720 batteries installed
  • Reached 890 craft team members on site
  • 1.9+ Million solar panels installed
  • 863 MWdc of solar energy
  • 4,660 total acres of sustainable energy production
  • Largest project of its kind in U.S. Air Force history

Facts And Figures

Edwards & Sanborn Solar + Storage

863 MWdc Solar

3,287 MWh Energy Storage

Completion Date: January 2024

Delivery Methods

Engineer, Procure and Construct
Only in America can we take barren land, embrace the power of the sun, and create an engineering marvel. So, take the time to reflect, see the great work that was done, and understand the significance of this project and what it can lead to. Hopefully, this is just the spark.

EDWARDS & SANBORN SOLAR + ENERGY STORAGE PRODUCES UP TO

1,300 MW

OF POWER TO THE CALIFORNIA INDEPENDENT SYSTEM OPERATOR (CAISO) GRID

CAISO GRID IS ESTIMATED TO
POWER OVER

238,000

HOMES

CAISO GRID DISPLACES
MORE THAN

320,000

TONS OF CO2 EMISSIONS ANNUALLY

Video Credit: Terra-Gen, LLC

The Team