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189 datasets

Draft Base Exclusions (Wind) for 2026-2027 IRP

Published by: California Energy Commission
Last updated: Saturday, October 18, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This version of the base exclusions incorporates the latest draft version of the Protected Area Layer and the latest Techno-economic Exclusion layers ...

2025 Draft Updates of Data for CEC Busbar Mapping Assessment (2026-2027 IRP Cycle)

Published by: California Energy Commission
Last updated: Saturday, October 18, 2025
File types: HTML

During the August 19, 2025 Modeling Advisory Group webinar as part of the CPUC’s Assumptions for the 2026-2027 TPP, CEC staff proposed a number of upd...

Draft Wind Techno-economic Exclusions for 2026-2027 IRP

Published by: California Energy Commission
Last updated: Saturday, October 18, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The wind techno-economic exclusion layer has been updated for proposed use in the current 2026-2027 IRP cycle. The previous version was developed in 2...

Federally Recognized Tribal Lands

Published by: California Energy Commission
Last updated: Saturday, October 18, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This layer represents the geographic areas 4 below. Category 1-3, census tracts, are in the other layer.In this designation, CalEPA formally designate...

SB 1000 Populations

Published by: California Energy Commission
Last updated: Saturday, October 18, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Definitions:Urban: Contiguous urban census tracts with a population of 50,000 or greater. Urban census tracts are tracts where at least 10 percent of ...

Wind Generation Time Interval Exploration Tool

Published by: California Energy Commission
Last updated: Saturday, October 18, 2025
File types: HTML, ARCGIS GEOSERVICES REST API

This Wind Generation Interactive Query Tool created by the CEC. The visualization tool interactively displays wind generation over different time inte...

Wetlands (Hosted Tile Layer)

Published by: California Energy Commission
Last updated: Saturday, October 18, 2025
File types: HTML, ARCGIS GEOSERVICES REST API

This dataset is available for download from: Wetlands (File Geodatabase).Wetlands in California are protected by several federal and state laws, regul...

NEVI 2 Corridor Groups (December 9 2024)

Published by: California Energy Commission
Last updated: Saturday, October 18, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML, TXT, XLSX, GPKG, GDB

California-designated corridors are grouped by location and number of new charging stations required under NEVI. Data Dictionary:Corridor Segment - A ...

Draft Base Exclusions (Solar) for 2026-2027 IRP

Published by: California Energy Commission
Last updated: Saturday, October 18, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This version of the base exclusions incorporates the latest draft version of the Protected Area Layer (Solar) and the techno-economic exclusion layer....

Terrestrial Intactness (Classified)

Published by: California Energy Commission
Last updated: Saturday, October 18, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML, TXT, XLSX, GPKG, GDB

This category of planning priorities in the CEC 2023 Land-Use Screens provides an estimate of terrestrial landscape condition based on the extent to w...