Value of San Onofre

The San Onofre Nuclear Generating Station is Southern California's largest and most reliable source of electricty. Since 1968, the plant has provided more than 350 billion kilowatt-hours of electricity. Jointly owned by SCE, San Diego Gas & Electric and the city of Riverside, the plant can generate enough power to meet the needs of 1.4 million average homes and businesses at a point in time.

San Onofre offers a number of benefits to the state and to the electricity grid:

  • Nuclear energy is virtually free of emissions
  • Increasingly important in meeting the state's air quality standards to reduce greenhouse gases
  • 24/7 generation of power
  • Secure fuel source
  • Essential for grid reliability

The Value of San Onofre (PDF)


San Onofre can generate 2,200 megawatts of power. That's enough to meet the needs of 1.4 million homes and businesses at a point in time.