Blanco fracture zone - Wikipedia
The Blanco fracture zone or Blanco transform fault zone (BTFZ) is a right lateral transform fault zone, which runs northwest off the coast of Oregon in the Pacific Northwest of the United States, extending from the Gorda Ridge in the south to the Juan de Fuca Ridge in the north.
Blanco Fracture Zone swarm: Active, unusual, interesting... but …
Dec 10, 2021 · On Tuesday morning about 300 miles off the coast of Oregon, an intense swarm of moderate sized earthquakes began on the Blanco Fracture Zone (BFZ). This is active, unusual, and interesting, but not concerning. Let’s take a deeper dive.
5 Earthquakes in the Juan de Fuca Plate - Open Educational …
The Juan de Fuca Plate moves from left to right along the Blanco Fracture Zone with respect to your position on the Pacific Plate. This means that the transform fault on the Blanco Fracture Zone is a right-lateral, not a left-lateral, fault.
50 earthquakes hit off the Oregon coast : NPR
Dec 8, 2021 · The Blanco Transform Fault Zone off Oregon's coast is famously active, and it has not disappointed in the past 24 hours, generating at least 50 earthquakes, including two at a 5.8 magnitude.
Fracture zone - Wikipedia
The Blanco fracture zone is a fracture zone running between the Juan de Fuca Ridge and the Gorda Ridge. The dominating feature of the fracture zone is the 150 km (93 mi) long Blanco Ridge, which is a high-angle, right-lateral strike slip fault with some component of dip-slip faulting .
Segmentation of the Blanco Transform Fault Zone from …
Jul 24, 2008 · The Blanco Transform Fault Zone (BTFZ) forms the ∼350 km long Pacific–Juan de Fuca plate boundary between the Gorda and Juan de Fuca ridges. Nearby broadband seismic networks provide a unique frame...
Multiple‐event relocation of historic earthquakes along Blanco ...
Oct 10, 2003 · Blanco Transform Fault Zone (BTFZ) is part of the Juan de Fuca Ridge system located ∼200–500 km west of the Oregon coastline. Individually located epicenters reported by the International Seismologic...
Blanco fracture zone, northeast Pacific Ocean - ScienceDirect
Blanco fracture zone is shorter and narrower than other fracture zones in the eastern Pacific, and instead of paralleling the trend of the nearby Mendocino zone, it converges with the Mendocino at an angle of 30–50°.
Appendix A: Significant Historical Earthquakes in the Pacific …
Aug 20, 2018 · Magnitudes for pre-seismograph earthquakes are corrected intensity magnitudes where available. Key to source: CR, crustal; SO, slab, offshore; SC, slab, beneath the continent; SZ, subduction zone; TF, transform fault.
Swarm of earthquakes strikes off Oregon Coast, 3 over …
Apr 29, 2021 · Seismologist Lucy Jones, author of "The Big Ones," said the quakes struck on what's known as the Blanco fracture zone. "Swarms of M5+ quakes on the Blanco zone are really quite common,"...