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SUMMARY OF YELLOWSTONE NATIONAL PARK 1975 EARTHQUAKE

For each earthquake there is a detailed listing of the information available: newspaper articles, headlines, photographs, individual accounts, and excerpts from publications. The category of information that each source provides is also listed.

Name:                    Yellowstone Park, WY
Local Date (Time):       Jun 30, 1975  (12:54 p.m.)
GMT Date (Time):         Jun 30, 1975  (1854)
Location:                ~ 5 mi. ESE of Norris Junction, WY
Epicenter:               44 41.40   110 37.20   [6]
Magnitude:               6.1  [6]
Intensity:               VII  [7]
Felt Area:               50,000 Sq. Kilometers [7]

Significant aftershocks: Name: Yellowstone Park, WY Local Date (Time): Dec 08, 1976 (7:40 a.m.) GMT Date (Time): Dec 08, 1976 (1440) Location: ~5.0 mi W of Norris Junction,WY Epicenter: 44 45.60 110 48.00 [6] Magnitude: 5.5 [6] Intensity: V [7] Felt Area: 5,000 Sq. Kilometers [7]

Numbers in brackets indicate source of information. See Reference List

Click here for an explanation of Local/GMT Date, Epicenter/Location, Intensity, Felt Area, Foreshock/Aftershock.

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Newspaper Accounts

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  Deseret News (Salt Lake City, UT) (last date searched 12/11/1976)
     Headline:         Quake Jolts Yellowstone
     Date:             07/01/1975
     Info Categories:  E, G, L, R, S


  Salt Lake Tribune (Salt Lake City, UT) (last date searched 12/11/1976)
     Headline:         Earth Tremors Shake Yellowstone Area
     Date:             07/01/1975
     Info Categories:  E

     Headline:         Earthquakes Recorded In Yellowstone, Oregon
     Date:             12/10/1976
     Info Categories:  E, S


  Wyoming State Tribune (Cheyenne) (last date searched 12/16/1976)
     Headline:         Quake Shakes Yellowstone
     Date:             07/01/1975
     Info Categories:  G, P

     Headline:         No Damage From Yellowstone Quake
     Date:             12/10/1976
     Info Categories:  E, G, S 

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Photographs Available
          None obtained for this earthquake


Individual Accounts Available
          None obtained for this earthquake


Additional Sources of Information Available

      
     Title:              Earthquakes in Wyoming
     Publication:        Seismicity of the United States, 1568-1989 (Revised)
     Info Categories:    B, G
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