Capella Solar Project by Heliogen SR1, LLC


SCH Number
Lead Agency
Kern County
Document Title
Capella Solar Project by Heliogen SR1, LLC
Document Type
NOP - Notice of Preparation of a Draft EIR
Present Land Use
Undeveloped/A-1 (Limited Agriculture)/ 8.5 (resource Management)
Document Description
Heliogen, SR1, LLC (Heliogen) is proposing to design, construct, operate, maintain, and decommission an approximate 5-megawatt (MW) modular commercial concentrating solar power plant (CSP) with a supercritical CO2 (sCO2) power cycle and solid media thermal (TES), which is comprised of an approximately 117-acre field of computer-controlled heliostat mirrors focusing solar energy on receiver apertures on top of an approximate 330-foot-tall, centralized power tower, and ancillary structures, such as a 0.5-acre photovoltaic solar array, and a 9,800 square foot operations and maintenance building. The project would be operated as a test facility. Implementation of the project as proposed includes the following requests: • Zone Change Case No. 63, Map No. 213 o From zone classification A-1 (Limited Agriculture) to A (Exclusive Agriculture) on approximately 142 acres • Issuance of Conditional Use Permit No. 70, Map No. 213 o To allow for the construction and operation of a 5 MW concentrated thermal solar facility with an ancillary solar photovoltaic component and associated infrastructure. • A request for a Non-Summary Vacation of a portion of Farlin Street within the project boundary.

Contact Information

Keith Alvidrez
Agency Name
Kern County Planning and Natural Resources Department
Job Title
Planner I
Contact Types
Lead/Public Agency


California City, Unincorporated community of Mojave
Cross Streets
Silver Queen Road and Division Street
Total Acres
Parcel #
State Highways
State Route 14
10 N
12 W
Other Information
APNs - 429-060-13; 429-060-14; 429-060-15; 429-060-16; 429-060-17; 429-060-18; 429-060-19

Notice of Completion

State Review Period Start
State Review Period End
State Reviewing Agencies
California Air Resources Board (ARB), California Department of Conservation (DOC), California Department of Fish and Wildlife, Central Region 4 (CDFW), California Department of Forestry and Fire Protection (CAL FIRE), California Department of Parks and Recreation, California Department of Transportation, District 6 (DOT), California Department of Transportation, District 9 (DOT), California Department of Water Resources (DWR), California Energy Commission, California Governor's Office of Emergency Services (OES), California Highway Patrol (CHP), California Natural Resources Agency, California Public Utilities Commission (CPUC), California Regional Water Quality Control Board, Lahontan Victorville Region 6 (RWQCB), Department of Toxic Substances Control, Office of Historic Preservation, California Native American Heritage Commission (NAHC)
State Reviewing Agency Comments
California Native American Heritage Commission (NAHC)
Development Types
Power:Solar (Concentrated Thermal Solar)(Megawatts 5)
Local Actions
Rezone, Use Permit, Non-Summary Street Vacation
Project Issues
Aesthetics, Agriculture and Forestry Resources, Air Quality, Biological Resources, Cultural Resources, Cumulative Effects, Drainage/Absorption, Energy, Flood Plain/Flooding, Geology/Soils, Greenhouse Gas Emissions, Growth Inducement, Hazards & Hazardous Materials, Hydrology/Water Quality, Land Use/Planning, Mandatory Findings of Significance, Mineral Resources, Noise, Population/Housing, Public Services, Recreation, Schools/Universities, Septic System, Sewer Capacity, Solid Waste, Transportation, Tribal Cultural Resources, Utilities/Service Systems, Vegetation, Wetland/Riparian, Wildfire
Local Review Period Start
Local Review Period End


Draft Environmental Document [Draft IS, NOI_NOA_Public notices, OPR Summary Form, Appx,]
Notice of Completion [NOC] Transmittal form
State Comment Letters [Comments from state reviewing agencies]

Disclaimer: The Governor’s Office of Planning and Research (OPR) accepts no responsibility for the content or accessibility of these documents. To obtain an attachment in a different format, please contact the lead agency at the contact information listed above. You may also contact the OPR via email at or via phone at (916) 445-0613. For more information, please visit OPR’s Accessibility Site.

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