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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 #625 - Summary, and parameter estimates with source IDs                                           
Townley and Allen cite 'Seismological Reports of the US Coast and Geodetic Survey', and say: " Abrupt bumping; felt by several standing; followed by tremors."
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
1926  23  56  46.07  118.32        Walla Walla  WA  IV  RF       
TAWA - 1186 WWC - 1880 - - TAWA - 1186 -

Underlying Source Material
Source ID Publication Pub Date Pub Details
1880  Woodward Clyde Consultants, unpublished  1981  Woodward-Clyde Consultants (1981), Historical Catalog (1841-1980) for the Pacific Northwest Region, unpublished catalog prepared for the Washington Public Power Supply System.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: 192604231356000 46070-118328W IV R 4 01
 
Source ID Publication Pub Date Pub Details
1186  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: 1926 April 23. 5:56 a.m. IV. Walla Walla. Abrupt bumping; felt by several standing; followed by tremors.SRC&GS.
 
Source ID Publication Pub Date Pub Details
181  Rasmussen, Norman, 1967, Washington state earthquakes 1840 through 1965, BSSA V. 57, No. 3, pp. 463-476  1967   
Transcription: 181 1926 Apr. 23 13:56 Walla Walla IV 4
 


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