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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 #661 - Summary, and parameter estimates with source IDs                                           
"United States earthquakes 1928" by Heck and Bodle states that this earthquake was on July 5 at 21:30 "Pacific Coast Time", and was felt by a few in Waldheim, Washington.
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
1928  30    48.10  121.60                     
RAS - 190 RAS - 190 - - - -

Underlying Source Material
Source ID Publication Pub Date Pub Details
2460  Washington Public Power Supply System, "WPPSS Nuclear Project No. 2, Final Safety Analysis Report, Volume 1, Amendment 18"
September 1981 
1981  Table 2.5-6 
Transcription: 1928 Jul 5 4 8. 1N. , 121. 6 W. R
 
Source ID Publication Pub Date Pub Details
190  Rasmussen, Norman, 1967, Washington state earthquakes 1840 through 1965, BSSA V. 57, No. 3, pp. 463-476  1967   
Transcription: 190 1928 July 6 05:30 48.1 N, 121.6 W 5 felt
 
Source ID Publication Pub Date Pub Details
1900  Woodward Clyde Consultants, unpublished  1981  Woodward-Clyde Consultants (1981), Historical Catalog (1841-1980) for the Pacific Northwest Region, unpublished catalog prepared for the Washington Public Power Supply System.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: 192807 60530000 48100-121600 NO 01
 


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