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What are we doing to green the grid?

The ISO is committed to preparing the wholesale market for implementing California’s environmental policies and making sure the grid is ready to support the 33 percent Renewables Portfolio Standard mandate by 2020. 

California’s Clean Energy Future

The ISO is partnering with California’s energy and environmental agencies to implement a new vision for California’s Clean Energy Future that advances environmental policies while maintaining power grid reliability. More

Renewables Watch

Renewables Watch provides yesterday's actual renewable production.

Click here to view output

Infrastructure improvements

The ISO is helping plan for a future where we get more power from wind, solar, biomass and geothermal. We also make sure there is enough transmission for a reliable and efficient power grid.

Infrastructure improvements for integration

ISO resource mix

Clean, green electricity accounts for nearly 15 percent of the power supply delivered in California. We are working with our stakeholders to support meeting the state's 33 percent renewable energy goal.

Integrating renewables reliably

Current power mix:
1.7% Coal
14.6% Large hydro
14.6% Small hydro, geothermal, biomass, wind and solar
15.7% Nuclear
29% Imports
53.4% Natural gas

SmartTECH

The ISO is developing technologies to monitor grid activities and exchange information in real time to allow for more efficient electricity production and delivery.

Demand response
Smart grid