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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 #539 - Summary, and parameter estimates with source IDs                                           
The underlying source of all catalog entries is the report of the weather observer published in the MWR. No newspapers have been researched for this event.
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
1920  20  46.50  122.12        Glenoma  WA  IV  RF       
TAWA - 1165 BRAD - 326 - - TAWA - 1165 -

Underlying Source Material
Source ID Publication Pub Date Pub Details
786  Reid, unpub., Scrapbook and Cardfile, on microfilm at USGS in Menlo Park     
Transcription: Glenoma 46 degrees 30' N; 122 degrees 07' W PST 8:20 pmk 1 Mar, 1920 GMT 4h 20m 2 Mar, 1920 IV 1 shock -MWR 186 This is almost halfway between Mt. Rainier and Mt St Helens, not recorded at Victoria.
 
Source ID Publication Pub Date Pub Details
153  Rasmussen, Norman, 1967, Washington state earthquakes 1840 through 1965, BSSA V. 57, No. 3, pp. 463-476  1967   
Transcription: 153 1920 Mar. 2 04:20 Glenoma IV 4
 
Source ID Publication Pub Date Pub Details
1840  Woodward Clyde Consultants, unpublished  1981  Woodward-Clyde Consultants (1981), Historical Catalog (1841-1980) for the Pacific Northwest Region, unpublished catalog prepared for the Washington Public Power Supply System.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: 192003 20420000 46518-122158W IV R 4 01
 
Source ID Publication Pub Date Pub Details
2267  Monthly Weather Review  1920  V. 48, p. 186 
Transcription: Date: March 2, 1920
Time (Greenwich Civil): 4:20
Location: Glenoma, Wash.
Latitude (deg., min.): 46 30
Longitude (deg.,min.): 122 07
RF Intensity: 4
Number of Shocks: 1
Duration (sec.):
Sounds: Faint Rumbling
Remarks: Dishes rattled
Observer: J.A. Ulsh
 
Source ID Publication Pub Date Pub Details
1165  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: 1920 March 1. 8:20 p.m. IV. Glenoma, Lewis Co. Dishes rattled.-MWR, 48, 186.
 
Source ID Publication Pub Date Pub Details
326  Bradford, Donald C., 1935, Seismic History of the Puget Sound Basin, BSSA, V. 25, No. 2, pp. 138-153  1935   
Transcription: 1920 March 1, 8:20 p.m.; 46 degrees 30' north, 122 degrees 07' west; IV; Glenoma.
 


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