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• Organization: Department of the Interior
• Updated: 20240205 | Harvested: September 08, 2025 at 08:19 PM

Supplemental Material: Distinct yet adjacent earthquake sequences near the Mendocino Triple Junction: 20 December 2021 Mw 6.1 and 6.0 Petrolia, and 20 December 2022 Mw 6.4 Ferndale Data Sets S0-S4...

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• Organization: Department of the Interior
• Updated: 20250307 | Harvested: August 06, 2025 at 06:01 PM

At 10:44:21 local time on December 5, 2024, a M 7.0 earthquake occurred approximately 70 km southwest of Ferndale, California, just west of the Mendocino Triple Junction. Starting the next day,...

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• Organization: Department of the Interior
• Updated: 20240304 | Harvested: July 16, 2025 at 03:27 AM

The USGS Powell Center Cascadia earthquake hazards working group compiled published onshore and offshore paleoseismic data along the Cascadia subduction zone, spanning sites from Vancouver Island...

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• Organization: Department of the Interior
• Updated: 20240215 | Harvested: July 16, 2025 at 03:16 AM

This data release pertains to the December 20, 2022, Mw6.4 Ferndale, California, earthquake and complements the following publication: Shelly, D. R. et al. (2023) Subduction intraslab-interface...

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