Sonoma State University Resources:
- North Bay Digital Maps
- Maps Research Guide
- Geologic research by Rolfe C. Erickson
- Earthquake of 1906 Online Collection
Other Links:
- Recent earthquake events in California and Nevada
- Bay Area liquefaction hazard maps
- USGS earthquake hazards
- Geologic hazards of California
- California earthquake news & information
- Sonoma County Hazard Mitigation Plan
- Sonoma County flood zones map
- FEMA flood maps
- California Coastal Records Project
- National Geothermal Data System (NGDS)
- Regional Profile / North Coast - Alder Creek to Pigeon Pt.
- Regional Profile / North Coast - Alder Creek to Oregon border
- Topographic mapping overview
- Topographic maps of California (historic)
- Rumsey Historical Maps Online
- List of Known Guidebooks (Northern California Geological Society)