Topaz Solar Farm (Optisolar) Conditional Use Permit (DRC2008-00009)

20 Documents in Project


SCH Number
Lead Agency
San Luis Obispo County
Document Title
Topaz Solar Farm (Optisolar) Conditional Use Permit (DRC2008-00009)
Document Type
EIR - Draft EIR

Document Description
Notes: Review Per Lead Request by First Solar (Topaz Solar Farm)/Twisselman, et al for a 550 megawatt (MW) photovoltaic solar power plant to be installed over an approximate 4,000 to 4,100 acre area. Two options are proposed that would affect approximately the same size area. One option would involve lands in Williamson Act contract, the other would not include lands under Williamson Act.

Contact Information
Steven McMasters
San Luis Obispo County
976 Osos Street, Room 300
San Luis Obispo, CA 93408



35°25'3.143"N 120°4'3.937"W
San Luis Obispo
Cross Streets
Hwy. 58 and Bitterwater Road
Total Acres
9.7 sq.mi.
State Highways
Hwy 58
Atascadero Unified School District
Other Location Info
City/Nearest Community: California Valley

Notice of Completion

Review Period Start
Review Period End
Development Type
Power:Solar (Solar Power Plant)
Local Action
Subdivision Use Permit
Project Issues
Cumulative Effects Landuse Wildlife Wetland/Riparian Water Supply Water Quality Vegetation Traffic/Circulation Toxic/Hazardous Solid Waste Soil Erosion/Compaction/Grading Septic System Schools/Universities Recreation/Parks Public Services Population/Housing Balance Noise Geologic/Seismic Forest Land/Fire Hazard Flood Plain/Flooding Fiscal Impacts Economics/Jobs Drainage/Absorption Biological Resources Archaeologic-Historic Air Quality Agricultural Land Aesthetic/Visual
Reviewing Agencies
Department of Fish and Wildlife, Region 4 Native American Heritage Commission Cal Fire California Department of Parks and Recreation California Energy Commission California Public Utilities Commission Caltrans, District 5 Department of Conservation Department of Toxic Substances Control Department of Water Resources Regional Water Quality Control Board, Region 3 Resources Agency State Lands Commission
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