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Cascadia Historic Earthquake Catalog, 1793-1929
Covering Washington, Oregon and Southern British Columbia

Provided by: The Pacific Northwest Seismic Network
About the Cascadia Historic Earthquake Catalog       One-line catalog format

1793-1849 .... 1850s .... 1860s .... 1870s .... 1880s .... 1890s .... 1900s .... 1910s .... 1920s .... 1930s (not complete) .... Other Cascadia Catalogs

  
Individual Event Report
Event #456 - Summary, and parameter estimates with source IDs                                           
This may be a foreshock for the following event. "Earthquake History of the United States" and some other sources state that this event was felt in Seattle; but Reid's notes and the Seattle PI suggest that only the later event was felt in Seattle.
TIME LOCATION MAGNITUDE MAX. INTENSITY FELT AREA
YR MO DAY HR MIN AM/PM Time
Type
LAT(N) LON(W) DEP
(km)
MAG Mag
Type
Felt
Plc.
Felt
St.
Inten-
sity
Int.
Type
Felt
Area
Felt
Area
Int.
Felt
Area
Units
1913  12  25  45  47.75  122.50    4.70  MI  Edmonds  WA           
TAWA - 1132 REID1 - 756 - GCR - 2330 TAWA - 1132 -

Underlying Source Material
Source ID Publication Pub Date Pub Details
1132  Townley, S. D. and M. W. Allen, 1939, Descriptive Catalog of Earthquakes of the Pacific Coast of the United States 1769-1928, Chap. III Earthquakes in Washington, 1883-1928, BSSA, V. 29, No. 1, pp. 259-268  1939   
Transcription: 1913 December 25. 2:45 a.m. and 6:40 a.m. IV? Edmonds, Snohomish Co. The second shock was felt at Seattle also, intensity about IV, and at Tacoma, IV to V.-BSSA, 4, 41; S. F. Chronicle, December 26, 1913; Reid's Scrapbook, 3, 194.
 
Source ID Publication Pub Date Pub Details
1784  Woodward Clyde Consultants, unpublished  1981  Woodward-Clyde Consultants (1981), Historical Catalog (1841-1980) for the Pacific Northwest Region, unpublished catalog prepared for the Washington Public Power Supply System. Copy provided to UW in 1993. 
Transcription: 191312251045000 47700-122500 V R 5 01
 
Source ID Publication Pub Date Pub Details
756  Reid, unpub., Scrapbook and Cardfile, on microfilm at USGS in Menlo Park     
Transcription: near Seattle 47 3/4 degrees N; 122 1/2 degrees W PST 2:45 am, 6:42 am 25 Dec, 1913 GMT 10h 45m, 14h 42m V second shock 5 seconds -Bull SSA IV, 41; SB III, 194; Corresp Shocks felt in the region near Seattle, Edmonds 15 mi N of Seattle, reports both shocks. Seattle only the second. Origin probably in Puget Sound about Latitude 47 3/4 degrees N, 122 1/2 degrees W. Felt all over Puget Sound region probably over an area of 8,000 sq mi. The second shock was the stumper and appears to have been double, last ing almost 40 seconds with an interval of 15 seconds between the two parts. Not recorded at Victoria, but recorded at Seattle, but no report obtainable.
 
Source ID Publication Pub Date Pub Details
2170  Bulletin of the Seismological Society of America  1914  V. 4, p. 41 
Transcription: Slight earthquake at Seattle. - A shock of five seconds duration was felt in Seattle and some of the neighboring towns on December 25, 1913, at 6:40 a.m. Windows were rattled and lights were extinquished in some places, but no serious damage was done. At Edmonds, fifteen miles north of Seattle, two shocks were felt on the same date, one occurring at 2:45 a.m. and the other at 6:42 a.m.
 
Source ID Publication Pub Date Pub Details
298  Bradford, Donald C., 1935, Seismic History of the Puget Sound Basin, BSSA, V. 25, No. 2, pp. 138-153  1935   
Transcription: 1913 December 25; Seattle and Edmonds. Edmonds (1) 2:45 a.m.; (2) 6:40 a.m.; Seattle (2) 6:40 a.m. The origin was probably in Puget Sound at 47 degrees 45' north, 122 degrees 30' west; felt over an area of 8,000 square miles; second shock was the stronger, lasting forty seconds.
 
Source ID Publication Pub Date Pub Details
118  Rasmussen, Norman, 1967, Washington state earthquakes 1840 through 1965, BSSA V. 57, No. 3, pp. 463-476  1967   
Transcription: 118 1913 Dec. 25 10:45 & 14:40 47.7 N, 122.5 W V 1,4 felt over 8,000 sq. mi.; two shocks
 


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