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51 datasets

Utility Wind Project Size by County and State: 2022

Published by: California Energy Commission
Last updated: Thursday, April 9, 2026
File types: HTML

This map illustrates the variety of median plant capacity sizes across the United States and California counties for wind plants whose total nameplate...

Age of Generating Units of California's Power Plants

Published by: California Energy Commission
Last updated: Thursday, April 9, 2026
File types: HTML

This dataset contains charts which represent the mix of fuel types and age, by decade of initial operation, of all generating units within California-...

Operational Electricity Market California, 2020

Published by: California Energy Commission
Last updated: Thursday, April 9, 2026
File types: HTML

Map of the operational power plants in California that are greater than 1 MW in capacity and operational in 2018. This data is aggregated from the Qua...

Total Capacity by Type and County: 2022

Published by: California Energy Commission
Last updated: Thursday, April 9, 2026
File types: HTML

Energy capacity data are from the California Energy Commission's Quarterly Fuel and Energy Report and the Wind Generation Reporting System databases. ...

Total Generation by Type and County: 2022

Published by: California Energy Commission
Last updated: Thursday, April 9, 2026
File types: HTML

Energy generation data are from the California Energy Commission's Quarterly Fuel and Energy Report and the Wind Generation Reporting System databases...

Total Generation by Type and County: 2021

Published by: California Energy Commission
Last updated: Thursday, April 9, 2026
File types: HTML

Energy generation data and map are from the California Energy Commission. Map depicts utility scale power plants (with nameplate capacity of 1 MW or m...

Total Generation by Type and County: 2019

Published by: California Energy Commission
Last updated: Thursday, April 9, 2026
File types: HTML

Reporting requirements for power plants at least 1 MW are in accordance with 20 CA CCR 1304 and 1385. Counties without pie symbols had no utility-scal...

Total Generation by Type and County: 2018

Published by: California Energy Commission
Last updated: Thursday, April 9, 2026
File types: HTML

Reporting requirements for power plants at least 1 MW are in accordance with 20 CA CCR 304 and 1385. Counties without pie symbols had no utility-scale...

Utility Renewable Generation by County: 2019

Published by: California Energy Commission
Last updated: Thursday, April 9, 2026
File types: HTML

This map outlines the total renewable electrical generation in gigawatt-hours (GWh) for all counties in California for 2019. Sources below 1 megawatt ...

Utility-Scale Renewable Generation Totals by County: 2023

Published by: California Energy Commission
Last updated: Thursday, April 9, 2026
File types: HTML

Power plants with a capacity of at least 1 MW are included in totals. Counties with no symbol have no utility-scale renewable electric generation. Dis...