Here are some GIS data… Some of the links are being repaired…

GIS data links…

Cascadia subduction zone

Rubbersheeted Data (zip files)

• Audet et al., 2010
• Bartlow et al., 2011
• Burgette et al., 2009
• Gulick and Meltzer, 2002
• McCaffrey, 2013
• Mitchell et al., 1994
• Schmalzle et al., 2014
• Wang et al., 2003

Tremor (zip files)

• 2010 through 2013

Seismicity

GIS data sources…

Global

• Global Earthquake Model Active Faults Database
• NASA SRTM 90m Digital Elevation Database v. 4.1

USA Federal

• USDA Geospatial Data Gateway
• USGS Historical Topographic Maps
• USGS National Geologic Map Database
• NSF Open Topography LiDAR
• NOAA Digital Coast
• NOAA Integrated Models of Coastal Relief

State

California

• CA GIS Search Portal
• Cal Trans GIS Data
• BLM GIS Data

Oregon

• Oregon Spatial Data Library
• Oregon Geospatial Data Clearinghouse

County

California

• Humboldt County, CA GIS Data Download
• Humboldt County, CA Humboldt Bay Atlas (1.4 GB)
• Del Norte County, CA Smith River Atlas (0.2 GB)

Oregon

• Benton County, OR Available GIS Data Sets

References

• Audet, P., M. G. Bostock, D. C. Boyarko, M. R. Brudzinski, and R. M. Allen (2010). Slab morphology in the Cascadia fore arc and its relation to episodic tremor and slip, J. Geophys. Res., v. 115, B00A16, doi:10.1029/2008JB006053.
• Bartlow, N. M., S. Miyazaki, A. M. Bradley, and P. Segall (2011). Space‐time correlation of slip and tremor during the 2009 Cascadia slow slip event, Geophys. Res. Lett., v. 38, L18309, doi:10.1029/2011GL048714.
• Burgette, R. J., R. J. Weldon II, and D. A. Schmidt (2009). Interseismic uplift rates for western Oregon and along-strike variation in locking on the Cascadia subduction zone, J. Geophys. Res., v. 114, B01408, doi:10.1029/2008JB005679.
• Gulick, S. P. S., and Meltzer, A. S., (2002). Effect of the northward-migrating Mendocino triple junction on the Eel River forearc basin, California: Stratigraphic development: Gelogical Society of America Bulletin, v. 114, no. 12, p. 1505-1519.
• McCaffrey, R., R. W. King, S. J. Payne, and M. Lancaster (2013). Active tectonics of northwestern U.S. inferred from GPS-derived surface velocities, J. Geophys. Res. Solid Earth, v. 118, doi:10.1029/2012JB009473.
• Mitchell, C. E., Vincent, P., Weldon II, R. J., and Richards, M. A., (1994). Present-day vertical deformation of the Cascadia margin, Pacific northwest, U.S.A.: Journal of Geophysical Research, v. 99, p. 12,257-212,277.
• Schmalzle, G. M., R. McCaffrey, and K. C. Creager (2014). Central Cascadia subduction zone creep, Geochem. Geophys. Geosyst., v. 15, p. 1515–1532, doi:10.1002/2013GC005172.
• Wang, K., R. Wells, S. Mazzotti, R. D. Hyndman, and T. Sagiya, (2003). A revised dislocation model of interseismic deformation of the Cascadia subduction zone, J. Geophys. Res., v. 108(B1), 2026, doi:10.1029/2001JB001227.