Gempa bumi Virginia 2011: Perbedaan antara revisi

'''Gempa bumi Virginia 2011''' adalah [[gempa bumi intralempeng]] [[skala kekuatan Moment|berkekuatan]] 5,8&nbsp;[[skala kekuatan Moment|M_w]] yang terjadi di negara bagian [[Virginia]], Amerika Serikat pada 23 Agustus 2011 pukul 13:51&nbsp;EDT (17:51&nbsp;UTC). [[Hiposenter]]nya terletak {{convert|60|km|mi|0|sp=us}} di barat laut [[Richmond, Virginia|Richmond]] dan {{convert|8|km|mi|0|abbr=on}} dari kota [[Mineral, Virginia]].<ref name="USGS" /><ref name="BBC">{{cite web |url= http://www.bbc.co.uk/news/world-us-canada-14634730 |title=Earthquake strikes US east coast, felt all the way down in Orlando, FL reported by KCNSEN. |first= |last= |work=BBC |accessdate=23 August 2011}}</ref> Empat [[gempa susulan]] berkekatan 2,8, 2,2, 4,2, dan 3,4 terjadi dalam kurun 12 jam setelah gempa pertama.<ref>{{cite web|url=http://earthquake.usgs.gov/earthquakes/recenteqsus/Quakes/se082311b.php |title=Magnitude 2.8 – Virginia |work=United States Geological Survey |date=23 August 2011 |accessdate=2011-08-23}}</ref><ref>{{cite web |url=http://earthquake.usgs.gov/earthquakes/recenteqsus/Quakes/se082311c.php |title=Magnitude 2.2 – Virginia|work=United States Geological Survey|year=2011 |accessdate=23 August 2011}}</ref><ref>{{cite web|title=Magnitude 4.2 – Virgnia|url=http://earthquake.usgs.gov/earthquakes/recenteqsus/Quakes/se082411b.php|work=United States Geological Survey|accessdate=August 24, 2011}}</ref><ref>{{cite web|title=Magnitude 3.4 – Virgnia|url=http://earthquake.usgs.gov/earthquakes/recenteqsus/Quakes/usc0005ivl.php|work=United States Geological Survey|accessdate=August 24, 2011}}</ref><ref>{{cite news|title=Earthquake, aftershocks rattle Northern Virginia|url=http://www2.insidenova.com/news/2011/aug/23/9/rare-earthquake-rattles-northern-virginia-ar-1257687/|newspaper=insidenova.com|date=24 August 2011}}{{Pranala mati|date=Januari 2021 |bot=InternetArchiveBot |fix-attempted=yes }}</ref>

Gempa ini (bersama [[gempa Cornwall-Massena 1944|gempa 1944]] berkekuatan 5,8 di perbatasan [[New York]]-[[Ontario]]) adalah yang terbesar di Amerika Serikat sebelah timur [[Pegunungan Rocky]] dalam 114 tahun terakhir,<ref>{{cite web |url=http://earthquake.usgs.gov/earthquakes/states/state_largest.php |title=Largest Earthquakes by State, List of Earthquakes|first=|last=|work=USGS |accessdate=August 23, 2011}}</ref><ref>{{cite web |url=http://earthquake.usgs.gov/earthquakes/states/historical_state.php |title=Historic United States Earthquakes Sorted by State & Date|first=|last=|work=USGS |accessdate=August 24, 2011}}</ref> sejak gempa tahun 1897 yang berpusat di [[Giles County, Virginia]] (diperkirakan berkekuatan 5,9 menurut sumber USGS<ref>{{cite web|url=http://earthquake.usgs.gov/earthquakes/states/events/1897_05_31.php|title=Historic Earthquakes|first=|last=|work=earthquake.usgs.gov|accessdate=August 23, 2011}}</ref> atau 5,8 menurut USGS Professional Paper dan departemen geologi [[Virginia Tech]]).<ref>{{cite web|url=http://www.geol.vt.edu/outreach/vtso/VA-Eq.html|title= SEISMICITY OF THE UNITED STATES, 1568-1989 (REVISED) by Carl W. Stover and Jerry L. Coffman (USGS Professional Paper 1527, 1993, pages 376-378)|accessdate=August 23, 2011|archive-date=2011-07-20|archive-url=https://web.archive.org/web/20110720111810/http://www.geol.vt.edu/outreach/vtso/VA-Eq.html|dead-url=yes}}</ref>