Earthquake Report

Magnitude 3.4, SW of Mt Rainier, WA
Friday October 14, 2011 at 03:25:16.53 PM (PDT)

Magnitude 3.4
Time Friday October 14, 2011 at 22:25:16.53 Z (UTC)
Friday October 14, 2011 at 03:25:16.53 PM (PDT)
Distance from 18.1 km SW of Mt Rainier, WA
27.5 km ESE of Eatonville, WA
98.9 km SSE of Seattle, WA (1st & Yesler)
Coordinates 46.753 deg N
121.946 deg W
Depth 9 km
Quality fair (CB)
Note: 1 km = 0.621 mile or 1 mile = 1.61 km
Map showing epicenter
Name of Event File: 11101422251c

This is an automated web page produced after a significant earthquake to give essential information about the earthquake, its aftershocks, and previous earthquake activity in the region. Some of the information here will be updated as aftershocks occur.
  • SHAKE MAP list for PNSN - For certain earthquakes a map of shaking intensity based on measurements from strong-motion seismographs will be available.

  • DID YOU FEEL IT index search for PNSN - You can report shaking and damage at your location. You can also view a map displaying a summary of data received from all reports.

    View Seismograms - View web-based seismograms by station and date.

    Maps and History of Earthquakes in this Region

    Focal Mechanism - A diagram and table of the P-wave fault plane solution. If sufficient P-wave first motion data are available, a fault plane determination for the earthquake will be available.

    Strong-Motion Information - for some earthquakes a ShakeMap based on recorded data from digital accelerographs is available.

    Related Information - Most Up-to-Date Local and Global Earthquake Summaries