  Olympia Seattle Tacoma  | |
| UTC time | 1949-04-13 19:55:43 |
|---|---|
| ISC event | 896466 |
| USGS-ANSS | ComCat |
| Local date | April 13, 1949 |
| Local time | 11:55:44 |
| Duration | ~ 20 seconds[1] |
| Magnitude | 6.7 Mw[2] |
| Depth | 50 km (31 mi)[2] |
| Epicenter | 47°00′N 122°32′W / 47.0°N 122.53°W[2] |
| Areas affected | Puget Sound region Washington United States |
| Total damage | $25 million[3] |
| Max. intensity | MMI VIII (Severe)[3] |
| Peak acceleration | 0.25 g[1] |
| Casualties | 8 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.
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