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Sol Orchard (2013)

El Centro, CA (IID Service Territory)

Sol Orchard, Imperial I is a 25MWdc/20MWac solar PV power facility commissioned and built in Q3-2013 in El Centro, CA. The project was interconnected with the IID’s transmission system at 92-kV. The project provides enough power for 7,500 homes.

Sustineo provided engineering design services for civil, electrical, and structural engineering. Sustineo acted as the engineer of record for electrical single-lines, as well as coordinated with the Authority Having Jurisdiction (AHJ) on permitting review and approval. Site walks were conducted regularly with a multi-disciplinary engineering team advising on geotechnical, structural, electrical, and environmental issues.


System Size:

  • 25,000 kW

Project Features

  • Utility scale PV plant ~ 25MWdc

  • 92k interconnection voltage

  • Onsite substation

  • 220 acres

  • Single axis tracking mc-Si modules

  • 1000Vdc design

  • 15 powerstations/inverter skids

  • Annual production ~ 54,000-MWh

Project Value

  • 70 M