1949 Olympia earthquake

1949 Olympia earthquake
1949 Olympia earthquake is located in Washington (state)
Olympia
Olympia
Seattle
Seattle
Tacoma
Tacoma
1949 Olympia earthquake
UTC time1949-04-13 19:55:43
ISC event896466
USGS-ANSSComCat
Local dateApril 13, 1949 (1949-04-13)
Local time11:55:44
Duration~ 20 seconds[1]
Magnitude6.7 Mw[2]
Depth50 km (31 mi)[2]
Epicenter47°00′N 122°32′W / 47.0°N 122.53°W / 47.0; -122.53[2]
Areas affectedPuget Sound region
Washington
United States
Total damage$25 million[3]
Max. intensityMMI VIII (Severe)[3]
Peak acceleration0.25 g[1]
Casualties8 killed[3]
At least 64 injured[4]

The 1949 Olympia earthquake occurred on April 13 at 11:55:44 local time with a moment magnitude of 6.7 and a maximum Mercalli Intensity of VIII (Severe). The shock was located in the area between Olympia and Tacoma, and was felt throughout the state, as well as parts of Oregon, British Columbia, Idaho, and Montana. It is the largest recorded earthquake to occur in the Puget Sound region of Washington.[citation needed] Eight people were killed, a minimum of 64 people were injured, and the total damage is estimated at $25 million.

  1. ^ a b Cite error: The named reference Baker was invoked but never defined (see the help page).
  2. ^ a b c Cite error: The named reference ISC-GEM was invoked but never defined (see the help page).
  3. ^ a b c Cite error: The named reference Stover was invoked but never defined (see the help page).
  4. ^ Cite error: The named reference Mohai was invoked but never defined (see the help page).