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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 #85 - Summary, and parameter estimates with source IDs                                           
Known only from the handwritten report of the Tatoosh Island weather observer: "February, 1870 - On the first we had a slight shock of an earthquake it shook the tower."
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
1870  2  1                    Tatoosh Island  WA           
WBR - 2138 - - - WBR - 2138 -

Underlying Source Material
Source ID Publication Pub Date Pub Details
2138  U. S. Weather Bureau Climatological Records, for the State of Washington  1819-1892  National Archives Microfilm Copy T907, Roll No. 535, 1819-1892 - Tatoosh Island, WA- Alex Sampson(?), Observer- handwritten weather forms 
Transcription: February, 1870, Tatoosh Island, WA

On the first we had a slight shock of an earthquake it shook the tower.
 


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