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SUMMARY OF POCATELLO VALLEY 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:                    Pocatello Valley, ID
Local Date (Time):       Mar 27, 1975  (7:31 p.m.)
GMT Date (Time):         Mar 28, 1975  (0231)
Location:                ~ 15 mi. SW of Malad City, ID
Epicenter:               42 03.60   112 31.80   [6]
Magnitude:               6.0  [6]
Intensity:               VIII  [7]
Felt Area:               160,000 Sq. Kilometers [7]

Significant aftershocks: None

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

Click on Headline to view article.
Click here for an explanation of Info Categories.

      
  Deseret News (Salt Lake City, UT) (last date searched  04/18/1975)
     Headline:          Quake Rumbles Through 4 States
     Date:              03/28/1975
     Info Categories:   B, E, H, I, L, N, P, S

     Headline:          'Main Street Was Blitzed'
     Date:              03/28/1975
     Info Categories:   B, I, L, N, P

     Headline:          Aftershocks Keep Area Jittery
     Date:              03/29/1975
     Info Categories:   A, B, E, G, L, P, S

     Headline:          Farmer Finds Quake Fissures
     Date:              03/31/1975
     Info Categories:   E, G, P, S

     Headline:          Scientists Find No Scars In The Wake Of The Quake
     Date:              04/01/1975
     Info Categories:   A, B, E, S

     Headline:          Feel The Earthquake?  Please Fill Out Form
     Date:              04/01/1975
     Info Categories:   A, P, S

     Headline:          Pets' Reactions On Quake Sought
     Date:              04/04/1975
     Info Categories:   A, S

     Headline:          Quake Threat
     Date:              04/07/1975
     Info Categories:   A, I, S

     Headline:          Quake Damage Forces Closures At Old School
     Date:              04/08/1975
     Info Categories:   A, B, I, P

     Headline:          It's Panic That Kills In Quake 
     Date:              04/10/1975
     Info Categories:   A, P

     Headline:          4 Holes Discovered After Recent Quakes
     Date:              04/14/1975
     Info Categories:   G, P, S

     Headline:          Quake Forecasts By Satellite?
     Date:              04/16/1975
     Info Categories:   A, I, S


  Idaho Statesman (Boise, ID)(last date searched  04/04/1975)
     Headline:          Mountain West Hit By Quake
     Date:              03/28/1975
     Info Categories:   B, E, N, P

     Headline:          'Moderate' Tremor Hits East Of Malad
     Date:              03/28/1975
     Info Categories:   E, P, S

     Headline:          Malad Clears Away Debris Tossed About In Earthquake
     Date:              03/29/1975
     Info Categories:   B, E, L, N, P, R, S

     Headline:          Utah, Idaho Again Feel Aftershocks
     Date:              03/31/1975
     Info Categories:   E, P, S

     Headline:          Idahoans Advised On Quake Survival
     Date:              04/02/1975
     Info Categories:   A, E


  Post-Register (Idaho Falls, ID) (last date searched  04/02/1975
     Headline:          Quake Effect Recorded Here
     Date:              03/28/1975
     Info Categories:   E, P

     Headline:          'Earthquake'--A Real Moving Picture
     Date:              03/28/1975
     Info Categories:   H, I, P

     Headline:          Aftershocks 'Little Larger'
     Date:              03/29/1975
     Info Categories:   E, G, S

     Headline:          Utah Scientists Downgrade Power Of Earthquake
     Date:              04/01/1975
     Info Categories:   E, S


  Salt Lake Tribune (Salt Lake City, UT) (last date searched 04/11/1975)
     Headline:          Quake Hits Mountain Area, Damage Slight
     Date:              03/28/1975
     Info Categories:   A, E, I, L, P, S

     Headline:          U. Cast Interprets 'The Price' Well--Despite Quake
     Date:              03/28/1975
     Info Categories:   I, P

     Headline:          Experts Assess Damage, Results Of Earth Tremor
     Date:              03/29/1975
     Info Categories:   B, E, G, I, L, P, S

     Headline:          Expert Says We Must Live With Earthquakes
     Date:              03/29/1975
     Info Categories:   A, S

     Headline:          Quake's Ferocity Found Intense In Remote Utah
     Date:              03/30/1975
     Info Categories:   B, E, I, N, P, S

     Headline:          Dan Valentine's Nothing Serious
     Date:              03/31/1975
     Info Categories:   H, P

     Headline:          Fault Lines Found In Quake
     Date:              03/31/1975
     Info Categories:   G, P, S

     Headline:          Readers Requested To Fill Out Earthquake Questionnaire
     Date:              04/02/1975
     Info Categories:   A, E

     Headline:          Savant Says 'Clays' A Peril In Quakes
     Date:              04/04/1975
     Info Categories:   E, G, S

     Headline:          Quake Region Studies Show Great Threat
     Date:              04/08/1975
     Info Categories:   G, S

     Headline:          Old School Damaged By Quake
     Date:              04/09/1975
     Info Categories:   A, B, I, P

     Headline:          Earth Jolt Bypassed Drill Bore
     Date:              04/10/1975
     Info Categories:   B, I

     Headline:          Oneida Evaluates Quake Loss
     Date:              04/11/1975
     Info Categories:   A, B, I, L

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Photographs Available

Click on Description to view photograph.
Click here for an explanation of the Info Category.

          
     Description:      Farmhouse kitchen; Ridgedale, ID
     Source:           William  D. Richins
     Info Categories:  N

     Description:      Damaged grainery; Pocatello Valley, ID
     Source:           Utah Geological Survey
     Info Categories:  B

     Description:      Parapet damage; Malad City, ID
     Source:           William  D. Richins
     Info Categories:  B

     Description:      Cracked stone building; Snowville, UT
     Source:           William  D. Richins
     Info Categories:  B

     Description:      Interior damage due to chimney falling through ceiling;
     Source:           William  D. Richins
     Info Categories:  B

     Description:      Damaged home foundation; Ridgedale, ID
     Source:           William  D. Richins
     Info Categories:  B

     Description:      Brick facade fallen from home; Malad City, ID
     Source:           William  D. Richins
     Info Categories:  B

     Description:      Fallen chimney; Pocatello Valley, ID
     Source:           William  D. Richins
     Info Categories:  B

     Description:      Cracks in bedrock; Salt Lake City, UT
     Source:           Deseret News newspaper
     Info Categories:  G

     Description:      Portable seismograph showing recording of aftershocks
     Source:           William  D. Richins
     Info Categories:  S

     Description:      Chimney damage; Malad City, ID
     Source:           William  D. Richins
     Info Categories:  B

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Individual Accounts Available

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Click here for an explanation of the Info Category.

          
     Description:      Summary descriptions of Felt Report questionnaires
     Author:           various,
     Info Categories:  B, E, N, P

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Additional Sources of Information Available
      
     Title:               Earthquakes in Idaho
     Publication:         Seismicity of the United States, 1568-1989 (Revised)
     Info Categories:     B, E
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