Earthquake History of the United States: Continental United States and Alaska (exclusive of California and western Nevada) by N.H. Heck. Rev. ed. (through 1956) by R.A. EppleyU.S. Government Printing Office, 1958 - Earthquakes |
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aftershocks April April 24 Arizona Arkansas August August 19 awakened bricks British Columbia Canada Charleston chimneys fell chimneys were thrown clocks stopped County December December 12 earthquakes are listed east eastern Epicenter February February 13 fell from shelves Felt strongly felt to south Hampshire Helena houses Idaho Illinois Indiana Island January January 23 July June Kansas Kentucky Lawrence Madrid Maine March Massachusetts Maximum intensity Mexico minor damage Missouri Mont Montana Nevada North Carolina northeast northwest November November 11 November 9 October 18 October 22 Ohio Olympia Oreg Oregon Pennsylvania plaster cracked plaster fell Puget Sound region reported River rocked Rossi-Forel scale rumbling noise September September 28 shock centering Shock felt shock lasted shock was felt shocks were felt slight damage Socorro southeast Southeastern southwest square miles Strong shock strongest Tenn Tennessee Texas thrown from shelves Utah Valley Virginia Wash Washington widely felt Wyoming York
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Page 3 - VIII. Damage slight in specially designed structures; considerable in ordinary substantial buildings, with partial collapse; great in poorly built structures. Panel walls thrown out of frame structures. Fall of chimneys, factory stacks, columns, monuments, walls. Heavy furniture overturned.
Page 3 - Everybody runs outdoors. Damage negligible in buildings of good design and construction; slight to moderate in well-built ordinary structures; considerable in poorly built or badly designed structures; some chimneys broken. Noticed by persons driving motor cars. VIII Damage slight in specially designed structures; considerable in ordinary substantial buildings with partial collapse: great in poorly built structures.
Page 4 - XI. Few, if any (masonry), structures remain standing. Bridges destroyed. Broad fissures in ground. Underground pipelines completely out of service. Earth slumps and land slips in soft ground. Rails bent greatly. XII. Damage total. Waves seen on ground surfaces. Lines of sight and level distorted. Objects thrown upward into the air.
Page 3 - VI. Felt by all; many frightened and run outdoors. Some heavy furniture moved; a few instances of fallen plaster or damaged chimneys. Damage slight.
Page 3 - III —Felt quite noticeably indoors, especially on upper floors of buildings, but many people do not recognize it as an earthquake. Standing motor cars may rock slightly.
Page 36 - The largest buildings rocked to and fro, windows rattled, the river was in tumult, and animals were frightened. There was a great rumbling like that of a heavily loaded vehicle over rough pavement. Houses with walls 18 inches thick were affected by the horizontal movement. Felt at many places in Illinois and on the Mississippi River to the south of Hannibal, Mo. A well 2,265 feet deep was not affected. The shock was strong at Centralia, Ill., with three shocks.
Page 4 - Panel walls thrown out of frame structures. Fall of chimneys, factory stacks, columns, monuments, walls. Heavy furniture overturned. Sand and mud ejected in small amounts. Changes in well water.
Page 13 - Ouelle a stone weighing 200 pounds was thrown clear of its foundation though there were dowel pins 2 feet apart and extending 2 inches above the foundation. A chimney collapsed through vertical thrust from below. The ground was deeply frozen. Cracks appeared on the south shore in the form of grids. There was a crack near Riviere Ouelle 4 inches wide and more than 2 feet deep after it had partly filled. No cracks in rocks were reported. In places of deep alluvium the frozen part seemed to have slid...
Page 9 - Because of the small number of earthquakes listed prior to 1752. the year of the adoption of the Gregorian calendar, all dates are given according to that calendar, or new style. The time of day given is the standard time of the region of the origin. Time is expressed continuously from midnight to midnight or 0 to 24 hours.