Geofortis Pozzolan Mine


SCH Number
Lead Agency
Lassen County
Document Title
Geofortis Pozzolan Mine
Document Type
MND - Mitigated Negative Declaration
Present Land Use
Zoning: A-1 (General Agriculture District) Land Use: Extensive Agriculture; Lassen County General Plan 2000
Document Description
Proposal for a Use Permit and Reclamation Plan to establish an 83-acre pozzolan materials year-round mining operation, with batch mining and screening operations on a seasonal schedule and loading and daily hauling operations on a year-round schedule. Approximately 5 acres would be on Public Lands while the remaining 78 acres is split estate land where the Federal Government retains the mineral rights administered by the BLM.

Contact Information

Cortney Flather
Agency Name
Lassen County
Job Title
Natural Resources Coordinator
Contact Types
Lead/Public Agency


Countywide, Northern California, Statewide
Cross Streets
5.5 miles north of Hwy 395 and Hwy 70
Total Acres
Parcel #
145-050-004-000, 145-030-017-000, 145-050-012-000, 145-030-016-000
State Highways
Hwy 395
Long Valley Creek
11, 14

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 Forestry and Fire Protection (CAL FIRE), California Department of Parks and Recreation, California Department of Resources Recycling and Recovery, California Department of Transportation, District 2 (DOT), California Department of Water Resources (DWR), California Governor's Office of Emergency Services (OES), California Highway Patrol (CHP), California Native American Heritage Commission (NAHC), California Natural Resources Agency, California Regional Water Quality Control Board, Lahontan South Lake Tahoe Region 6 (RWQCB), Office of Historic Preservation, Sierra Nevada Conservancy, State Water Resources Control Board, Division of Drinking Water, California Department of Fish and Wildlife, Northern and Eureka Region 1 (CDFW)
State Reviewing Agency Comments
California Department of Fish and Wildlife, Northern and Eureka Region 1 (CDFW)
Development Types
Mining (Mineral pozzolan)
Local Actions
Use Permit
Project Issues
Aesthetics, Agriculture and Forestry Resources, Air Quality, Biological Resources, Cultural Resources, Cumulative Effects, Drainage/Absorption, Economics/Jobs, Energy, Flood Plain/Flooding, Geology/Soils, Greenhouse Gas Emissions, Growth Inducement, Hazards & Hazardous Materials, Hydrology/Water Quality, Land Use/Planning, Mineral Resources, Noise, Population/Housing, Public Services, Recreation, Schools/Universities, Solid Waste, Transportation, Tribal Cultural Resources, Utilities/Service Systems, Vegetation, Wetland/Riparian, Wildfire
Local Review Period Start
Local Review Period End


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.

Download CSV Download All Attachments New Search Print