Atkinson, 1989, The Next New Madrid Earthquake, Southern Illinois University Press Roman numerals indicate estimated Modified Mercalli intensities for a 6.5 magnitude earthquake. ![]() I thought my horse was about to die, and would have sprung from his back had a minute more elapsed, but at that instant all the shrubs and trees began to move from their very roots, the ground rose and fell in successive furrows, like the ruffled waters of a lake, and I became bewildered in my ideas, as I too plainly discovered that all this awful commotion in nature was the result of an earthquake. I had proceeded about a mile, when I heard what I imagined to be the distant rumbling of a violent tornado, on which I spurred my steed, with a wish to gallop as fast as possible to the place of shelter but it would not do, the animal knew better than I what was forthcoming, and, instead of going faster, so nearly stopped, that I remarked he placed one foot after another on the ground with as much precaution as if walking on a smooth sheet of ice.I thought he had suddenly foundered, and, speaking to him, was on the point of dismounting and leading him, when he all of a sudden fell a-groaning piteously, hung his head, spread out his four legs, as if to save himself from falling, and stood stock still, continuing to groan. Naturalist John James Audubon was traveling in central Kentucky when he felt a quake and describes each: Map pages 1 | 2 | 3 | 4 | 5 | 6 | aerials | sitemapĮlevation: Purple 47 m., to orange, 360 m.- USGS. Good pdf map of NM fault zone & major 1811-12 shakes Researcher Martitia Tuttle's NM graphics - click Recently, he was cleaning out a shed and found an earthquake survival kit dating back to the 1990 scare. "Buddy" Townsend, who runs an insurance agency on Main Street, recalls waking up in the night as a young man, with earthquakes sounding like a herd of buffalo running outside his window. says city administrator Furgison Hunter, "If something real would happen here, we already store water and tell people to turn their gas off." ![]() CERIĭigital Tectonic Activity Map (DTAM). It crosses five state lines, and crosses the Mississippi River in at least three places. It dips into Kentucky near Fulton and into Tennessee near Reelfoot Lake, and extends southeast to Dyersburg, Tennessee. The fault system extends 150 miles southward from Cairo, Illinois through New Madrid and Caruthersville, Missouri, down through Blytheville, Arkansas to Marked Tree, Arkansas. The New Madrid fault system, or the New Madrid seismic zone, is a series of faults beneath the continental crust in a weak spot known as the Reelfoot Rift. Paper: Characterization of Active Faults in NMSZ / Van Arsdale / Ellis / 40page PDF UIUC Seismologist Roy Van Arsdale provided this video to the History Channel. ![]() Louis Riverfront Times 2012įrom Mo Gov Insurance Task Force Dec 2008 (click pic)Ībove is a computer-generated plot (black dots) of recent quakes below ground. Map pages 1 | 2 | 3 | 4 | 5 | 6 | 7 | aerials | sitemapĪbove courtesy St. More New Madrid Seismic Maps New Madrid Seismic Zone graphics, illustrations, diagrams
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