PNSN Logo
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 #485 - Summary, and parameter estimates with source IDs                                           
All catalog entries stem from the report of the weather observer. Newspapers have not been checked.
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
1915  11  18  23  42    45.87  122.67        La Center  WA  RF       
MWR - 2233 MWR - 2233 - - MWR - 2233 -

Underlying Source Material
Source ID Publication Pub Date Pub Details
2233  Monthly Weather Review  1915  V. 43, p. 569 
Transcription: Date: November 18, 1915
Time (Greenwich Civil): 23:42
Location: La Center, Wash.
Latitude (deg., min.): 45 52
Longitude (deg.,min.): 122 40
RF Intensity: 5
Number of Shocks: 1
Duration (sec.): 10
Sounds: Loud
Remarks:
Observer: Joseph Bros.
 
Source ID Publication Pub Date Pub Details
1143  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: 1915 November 18. 3:42 p.m. V. La Center, Clarke Co. Duration ten seconds; loud sounds. -MWR, 43, 569.
 
Source ID Publication Pub Date Pub Details
311  Bradford, Donald C., 1935, Seismic History of the Puget Sound Basin, BSSA, V. 25, No. 2, pp. 138-153  1935   
Transcription: 1915 November 18, 3:25 p.m.; LaCenter; loud noise.
 
Source ID Publication Pub Date Pub Details
1803  Woodward Clyde Consultants, unpublished  1981  Woodward-Clyde Consultants (1981), Historical Catalog (1841-1980) for the Pacific Northwest Region, unpublished catalog prepared for the Washington Public Power Supply System.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: 191511182342000 45862-122671W V R 5 01
 
Source ID Publication Pub Date Pub Details
766  Reid, unpub., Scrapbook and Cardfile, on microfilm at USGS in Menlo Park     
Transcription: La Center, SW WA 45 degrees 52' N; 122 degrees 40' W PST 3:42 pm 18 Nov, 1915 GMT 23h 42m V 1 shock dura- tion 10 seconds -MWR 589 Loud noise.
 
Source ID Publication Pub Date Pub Details
132  Rasmussen, Norman, 1967, Washington state earthquakes 1840 through 1965, BSSA V. 57, No. 3, pp. 463-476  1967   
Transcription: 132 1915 Nov. 18 23:42 La Center V 4
 


UW Logo ESS Logo