Casa Diablo IV Geothermal Development Project

4 Documents in Project

Summary

SCH Number
2011041008
Lead Agency
Great Basin Air Pollution Control District
Document Title
Casa Diablo IV Geothermal Development Project
Document Type
NOP - Notice of Preperation
Received

Document Description
Mammoth Pacific, L.P. (MPLP) proposes to build, and following the expected 30-year useful life, decommission the Casa Diablo IV Geothermal Development Project (CD-4) ("Project" or "Proposed Action") in the vicinity of the existing MPLP geothermal project. The Project would consist of the following facilities: * A geothermal power plant consisting of two (2) Ormat Energy Converts (OEC) binary generating units (21.2 MW gross each) with vaporizers, turbines, generators, air-cooled codensers, preheaters, pumps and piping, and related ancilary equipment. * A motive fluid system consisting of motive fluid (isopentane) storage vessels (either one or two vessels in the range of 9,000 to 12,000 gallons) and a motive fluid vapor recovery system (VRU). * An air cooling system for the power plant. * An RO water treatment facilty and equalization storage tank.

Contact Information
Ian Sudomier
Great Basin Unified Air Pollution Control District
157 Short Street
Bishop, CA 93514-3537

760 872-8211 x227

Location

Cities
Mammoth Lakes
Counties
Mono
Cross Streets
Near Highway 395 and SR 203
Zip
93546
Parcel #
various
State Highways
395
Waterways
Mammoth Creek
Township
3S
Range
27/28E
Section
29-32
Base
MDB&M

Notice of Completion

Review Period Start
Review Period End
Development Type
Power:Geothermal (33 Watts)
Project Issues
Cumulative Effects Landuse Growth Inducing Wildlife Wetland/Riparian Water Supply Water Quality Vegetation Traffic/Circulation Toxic/Hazardous Solid Waste Soil Erosion/Compaction/Grading Recreation/Parks Public Services Noise Minerals Geologic/Seismic Forest Land/Fire Hazard Biological Resources Archaeologic-Historic Air Quality Aesthetic/Visual
Reviewing Agencies
Regional Water Quality Control Bd., Region 6 (Victorville) Caltrans, District 9 Native American Heritage Commission Air Resources Board, Major Industrial Projects California Department of Parks and Recreation California Energy Commission California Highway Patrol California Public Utilities Commission Department of Conservation Department of Fish and Wildlife, Region 6 (Inyo & Mono Region) Department of Water Resources Office of Historic Preservation Resources Agency
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