32:
39:
273:. Many reports included extremely loud "bangs" and "explosions". These sounds led one to man think that a nearby gas plant had exploded. It was the most intense earthquake recorded in the region; had it occurred in a more populated area it may have caused a larger amount of damage.
249:. Seventeen earthquakes have occurred along the fault, the two largest being the Morris quake and the Staples event of 1917. Plotting of the earthquakes suggests that there may be another hidden fault in the state somewhat adjacent to it.
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269:. Damage consisted of cracked plaster, falling items, and pictures being knocked off walls. The quake also cracked the foundations of two homes on East Fifth Street in
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to be recorded on any seismic instrument in the state since 1917. Tremors were felt over much of
Minnesota, northern Iowa, and the eastern Dakotas.
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209:, or 9:54 a.m. local time. The strongest instrumentally recorded rupture in the history of the state, it registered at magnitude 4.6 M
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Minnesota is not a very tectonically active state but there is at least one fault zone in it, the
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The earthquake caused moderate damage and was defined as intensity VI on the
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261:. Minor damage to walls and basement foundations was reported around the
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339:"Region's earthquake stories sought for educational project"
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606:
indicates earthquake resulting in at least 30 deaths
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Seismicity of the United States, 1568â1989 (Revised)
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319:, U.S. Geological Survey Professional Paper 1527,
341:. University of Minnesota Morris. Archived from
611:indicates the deadliest earthquake of the year
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634:
502:
8:
21:
1433:1975 natural disasters in the United States
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627:
619:
509:
495:
487:
20:
321:United States Government Printing Office
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306:
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288:List of earthquakes in the United States
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400:"Quake Brings Mixed Reactions Locally"
16:Earthquake in Minnesota, United States
1443:July 1975 events in the United States
332:
330:
7:
313:Stover, C.W.; Coffman, J.L. (1993),
464:International Seismological Centre
14:
1423:Earthquakes in the United States
650:Earthquakes in the United States
429:Morris Tribune (July 10, 1975).
364:Morris Tribune (June 17, 1993).
37:
30:
482:United States Geological Survey
431:"Earthquake Shock Felt In Area"
175:
1428:Natural disasters in Minnesota
435:University of Minnesota Morris
404:University of Minnesota Morris
370:University of Minnesota Morris
1:
478:Today in Earthquake History
283:List of earthquakes in 1975
1459:
396:West Central Daily Tribune
366:"Background on fault . . "
1311:2018 Southern Appalachian
601:
530:
235:Great Lakes Tectonic Zone
26:
699:1812 San Juan Capistrano
259:Mercalli intensity scale
170:Minnesota, United States
125:5.0 mi (8 km)
1331:2020 Monte Cristo Range
1080:1986 North Palm Springs
935:1948 Desert Hot Springs
1382:2010â11 Guy-Greenbrier
955:1957 Andreanof Islands
779:1892 VacavilleâWinters
724:1867 Manhattan, Kansas
205:on July 9 at 14:54:15
199:1975 Morris earthquake
91:July 9, 1975
22:1975 Morris earthquake
1392:2009âpresent Oklahoma
1281:2014 Southeast Alaska
1276:2014 Aleutian Islands
1090:1987 Whittier Narrows
1000:1968 Borrego Mountain
950:1954 Churchill County
925:1946 Aleutian Islands
920:1944 CornwallâMassena
820:1906 Aleutian Islands
664:1585 Aleutian Islands
221:). It was the first
1241:2010 Baja California
1095:1987 Imperial Valley
1085:1986 Chalfant Valley
1045:1979 Imperial Valley
840:1915 Pleasant Valley
835:1915 Imperial Valley
345:on September 6, 2002
201:occurred in western
1321:2020 Salt Lake City
1266:2013 Port Alexander
1206:2006 Gulf of Mexico
1120:1992 Cape Mendocino
885:1932 Cedar Mountain
754:1872 North Cascades
521:Earthquakes in 1975
441:on October 18, 2002
376:on February 7, 2009
147: /
57:1975-07-09 14:54:15
23:
1326:2020 Central Idaho
1145:1993 Klamath Falls
960:1957 San Francisco
915:1940 New Hampshire
895:1934 Hansel Valley
865:1925 Santa Barbara
855:1921 Sevier Valley
815:1906 San Francisco
774:1892 Laguna Salada
704:1812 Santa Barbara
694:1811â12 New Madrid
669:1638 New Hampshire
472:authoritative data
237:, stretching from
215:Mercalli intensity
213:and had a maximum
1438:1975 in Minnesota
1405:
1404:
1140:1993 Scotts Mills
1110:1991 Sierra Madre
1025:1975 Near Islands
1015:1971 San Fernando
980:1962 Cache Valley
825:1909 Wabash River
759:1882 Fort Collins
749:1872 Owens Valley
616:
615:
398:(July 10, 1975).
195:
194:
1450:
1418:1975 earthquakes
1221:2008 Chino Hills
1165:1999 Hector Mine
1115:1992 Joshua Tree
1100:1989 Loma Prieta
1075:1984 Morgan Hill
1055:1981 Westmorland
1040:1979 Coyote Lake
995:1965 Puget Sound
990:1965 Rat Islands
975:1959 Hebgen Lake
945:1952 Kern County
850:1918 San Jacinto
794:1899 San Jacinto
789:1898 Mare Island
709:1838 San Andreas
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437:. Archived from
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406:. Archived from
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372:. Archived from
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239:Big Stone County
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1356:2024 New Jersey
1316:2019 Ridgecrest
1286:2014 South Napa
1211:2006 Kiholo Bay
1201:2003 San Simeon
1174:
1170:2000 Yountville
1160:1998 Pymatuning
1150:1994 Northridge
1135:1992 St. George
1065:1983 Borah Peak
1020:1973 Point Mugu
1010:1969 Santa Rosa
970:1958 Lituya Bay
905:1936 State Line
890:1933 Long Beach
798:
784:1895 Charleston
764:1886 Charleston
739:1870 Charlevoix
714:1857 Fort Tejon
689:1783 New Jersey
674:1663 Charlevoix
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151:45.5°N 96.1°W
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1387:2012 Brawley
1341:2021 Chignik
1246:2010 Indiana
1196:2003 Alabama
1179:21st century
1125:1992 Landers
1029:
940:1949 Olympia
860:1925 Montana
803:20th century
734:1868 Hayward
719:1865 Memphis
608:
603:
586:
579:(6.1, Aug 1)
570:
553:
546:(7.6, Feb 2)
544:Near Islands
538:
468:bibliography
445:December 19,
443:. Retrieved
439:the original
424:
414:December 19,
412:. Retrieved
408:the original
390:
380:December 19,
378:. Retrieved
374:the original
359:
349:December 19,
347:. Retrieved
343:the original
315:
256:
232:
218:
198:
196:
185:
18:
1336:2020 Sparta
1301:2018 Hawaii
1296:2018 Alaska
1236:2010 Eureka
1191:2002 Denali
1105:1990 Upland
1070:1983 Kaoiki
1050:1980 Eureka
1035:1975 Hawaii
1030:1975 Morris
985:1964 Alaska
965:1958 Huslia
900:1935 Helena
880:1932 Eureka
870:1927 Lompoc
769:1887 Sonora
744:1871 LÄnaĘťi
729:1868 Hawaii
156:45.5; -96.1
154: /
65: event
1412:Categories
1372:2001 Enola
1351:2023 Texas
1231:2008 Wells
657:Historical
294:References
223:earthquake
95:1975-07-09
54: time
1377:2008 Reno
1226:2008 Reno
830:1914 Reno
263:epicenter
203:Minnesota
178:intensity
130:Epicenter
111:Magnitude
577:Oroville
550:Haicheng
277:See also
184:MMI VI (
535:Kinnaur
470:and/or
229:Setting
217:of VI (
142:96°06â˛W
139:45°30â˛N
93: (
1365:Swarms
592:Hawaii
571:Morris
466:has a
271:Morris
253:Damage
247:Duluth
219:Strong
186:Strong
82:ComCat
69:726019
565:Bagan
122:Depth
114:4.6 M
75:USGS-
583:Lice
462:The
447:2008
416:2008
382:2008
351:2008
241:and
197:The
176:Max.
106:9:54
77:ANSS
265:in
245:to
207:UTC
63:ISC
52:UTC
1414::
554:â âĄ
480:â
433:.
402:.
368:.
329:^
301:^
642:e
635:t
628:v
609:âĄ
604:â
587:â
539:â
524:â
518:â
510:e
503:t
496:v
449:.
418:.
384:.
353:.
211:n
188:)
116:n
97:)
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