1 / 6

Earth Quake in Portland

Earth Quake in Portland. By Michael Zara. January 15 2003. Two earthquakes with magnitudes of 5.3 & 5.5 struck the Portland area. The epicenters were located on the sea floor The quake did not cause a tsunami or tidal wave.

sileas
Télécharger la présentation

Earth Quake in Portland

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. Earth Quake in Portland By Michael Zara

  2. January 15 2003 • Two earthquakes with magnitudes of 5.3 & 5.5 struck the Portland area. • The epicenters were located on the sea floor • The quake did not cause a tsunami or tidal wave. • If these earthquakes had of occurred o land, they would have done considerable damage.

  3. Epicenters for Quake • Along Blanco fracture zone (FZ) • Blanco FZ is located next to the Cascadia subduction system. • Past quakes on this zone have exceeded 9.0 on the Richter Magnitude (RM) scale • Quakes this big (>RM9.0) happen every 300 yrs, the last one being in the 1700’s.

  4. Oregon State Department of Geology suggestions for dealing with earthquakes • Know how to protect your self by ducking under furniture or finding a safe area. • Prepare a 72 hr emergency kit. • Have a plan for communication with other family members if separated. • Know how to evacuate from coastal areas

  5. Fig.4.03 W. W. Norton

  6. Fig. 09.18a W. W. Norton

More Related