Janet Watt
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jtwgeohazard.bsky.social
Janet Watt
@jtwgeohazard.bsky.social
Mom of 2 who likes 3D fault geometry, geohazards, potential fields, surfing, hiking.
Great work by UW grad student Maddy Lucas showing that it’s important to document fault inactivity🤓
New seismic data challenge a key tsunami hazard assumption in the Pacific Northwest: the Cascadia megasplay fault may be inactive—or largely absent.

Read now: seismica.library.mcgill.ca/article/view...
May 24, 2025 at 1:56 AM
New USGS aeromagnetic map in northern California! cmgds.marine.usgs.gov/data-release...
These data will help scientists like me understand how faults are connected across the shoreline. Results inform models of earthquake shaking and tsunami inundation along the coast. Thanks to the #YurokTribe!
Data Release 10.5066/P13SZBH7 - Data Releases - Coastal and Marine Geoscience Data System
cmgds.marine.usgs.gov
April 29, 2025 at 9:08 PM
Reposted by Janet Watt
Seafloor enthusiasts! We now have a complete set of high resolution seafloor bathymetry grids for the Cascadia subduction zone (offshore Washington, Oregon & northern California) available for download! #USGS #data #science #mapping #MarineGeohazards
🧪⚒️🌊

www.usgs.gov/programs/cmh...
April 23, 2025 at 11:31 PM