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Mercalli intensity scale

68 dated entries naming Mercalli intensity scale, drawn from 51 separate years between 1068 CE and 2009 CE. Nothing here is written by us: each line is the sentence a Wikipedia year article used, and the link beside it opens the exact revision.

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11th century

  • 1068March 18 – An earthquake affects the Near East, with a maximum Mercalli intensity of IX (Violent). The shock has a magnitude greater than 7, and leaves about 20,000 people dead.source

12th century

  • 1117January 3 – 1117 Verona earthquake. The earthquake is rated at VII (Very strong) on the Mercalli intensity scale, and strikes northern Italy and Germany. The epicentre of the first shock is near Verona, the city which suffers the most damage. The outer wall of the amphitheatre is partially felled, and the standing portion is damaged in a later earthquake of 1183. Many other churches, monasteries, and ancient monuments are destroyed or seriously damaged, eliminating much of Verona's early medieval architecture and providing space for a massive Romanesque rebuilding.source

13th century

  • 1290September 27 – The 6.8 Zhili earthquake affects the province of Zhili in China, with a maximum Mercalli intensity of IX (Violent), killing 7,270–100,000 people.source

14th century

  • 1341January 1 – An earthquake with a magnitude of 6.0 and a maximum Mercalli intensity of VIII (Severe) affects Crimea (disputed event).source

16th century

  • 1511March 26 – A 6.9 magnitude earthquake strikes Slovenia and Italy and kills more than 10,000 people, striking with a maximum Mercalli intensity of X (Extreme). The epicenter is around the town of Idrija in present-day Slovenia, although some place it some 15-20 kilometers to the west, between Gemona and Pulfero in Friulian Slovenia. The earthquake affects a large territory between Carinthia, Friuli, present-day Slovenia and Croatia.source

17th century

  • 1621May 2 – The Panama earthquake affects the Isthmus of Panama, with an estimated magnitude of 6.9, and a maximum Mercalli intensity of VII.source

18th century

  • 1759November 25 – Near East earthquakes of 1759: The second and stronger event in an earthquake doublet occurs to the east of Beirut, with a surface wave magnitude of 7.4 and a maximum Mercalli intensity of IX (Violent), destroying all the villages in the Beqaa Valley.source
  • 1759October 30 – Near East earthquakes of 1759: The first event in an earthquake doublet occurs to the north of the Sea of Galilee, with a surface wave magnitude of 6.6 and a maximum Mercalli intensity of VIII–IX (Severe–Violent). About 2,000 are killed in Safed.source
  • 1763June 28 – A magnitude 6.2 earthquake shakes Hungary and Slovakia, with a maximum Mercalli intensity of IX (Violent). Damage is limited, but 83 are killed.source

19th century

  • 1812December 8 – The M6.9–7.5 San Juan Capistrano earthquake affects Alta California with a maximum Mercalli intensity of VII (Very strong) to IX (Violent), killing 40 parishioners at Mission San Juan Capistrano.source
  • 1857December 16 – The 7.0 Basilicata earthquake shakes the Kingdom of the Two Sicilies (Southern Italy) with a maximum Mercalli intensity of XI (Extreme), killing about 10,000 people.source
  • 1857January 9 – The 7.9 Fort Tejon earthquake shakes Central and Southern California, with a maximum Mercalli intensity of IX (Violent).source
  • 1868August 13 – The 8.5–9.0 Arica earthquake strikes southern Peru, with a maximum Mercalli intensity of XI (Extreme), causing 25,000+ deaths and a destructive basin-wide tsunami, that affects Hawaii and New Zealand.source
  • 1872March 26 – The 7.4–7.9 Lone Pine earthquake shakes eastern California, with a maximum Mercalli intensity of X (Extreme); 27 people are killed and 56 injured.source
  • 1884August 10 – An earthquake measuring 5.5 affects a very large portion of the eastern United States. The shock has a maximum Mercalli intensity of VII (Very strong). Chimneys are toppled in New York, New Jersey, Connecticut and Pennsylvania. Property damage is severe in Jamaica, Queens and Amityville, New York.source
  • 1886August 31 – The 7.0 Charleston earthquake affects southeastern South Carolina, with a maximum Mercalli intensity of X (Extreme); 60 people are killed, and damage is estimated at $5–6 million.source

20th century

  • 1902April 19 – The 7.5 Guatemala earthquake shakes Guatemala with a maximum Mercalli intensity of VIII (Severe), killing between 800 and 2,000.source
  • 1905September 8 – The 7.2 Calabria earthquake shakes Southern Italy with a maximum Mercalli intensity of XI (Extreme), killing between 557 and 2,500 people.source
  • 1908December 28 – The 7.1 Messina earthquake shakes Southern Italy with a maximum Mercalli intensity of XI (Extreme), killing between 75,000 and 200,000.source
  • 1918October 11 – The magnitude (M w ) 7.1 San Fermín earthquake shakes Puerto Rico with a maximum Mercalli intensity of IX (Violent), killing 76–116 people. A destructive tsunami contributes to the damage and loss of life.source
  • 1929May 1 – The 7.2 Kopet Dag earthquake shakes the Iran-Turkmenistan border region, with a maximum Mercalli intensity of IX (Violent), killing up to 3,800 and injuring 1,121.source
  • 1932December 25 – The 7.6 Changma earthquake shakes the Gansu Province in China with a maximum Mercalli intensity of X (Extreme). Two-hundred and seventy-five people are killed.source
  • 1933March 10 – The 6.4 Long Beach earthquake shakes Southern California with a maximum Mercalli intensity of VIII (Severe), killing 115 people.source
  • 1934January 15 – The 8.0 Nepal–Bihar earthquake strikes Nepal and Bihar with a maximum Mercalli intensity of XI (Extreme), killing an estimated 6,000–10,700 people.source
  • 1939December 27 – The 7.8 Erzincan earthquake shakes eastern Turkey with a maximum Mercalli intensity of XII (Extreme), causing $20 million in damage, and leaving 32,700–32,968 dead.source
  • 1946April 1 – The 8.6 Aleutian Islands earthquake shakes the Aleutian Islands, with a maximum Mercalli intensity of VI (Strong). A destructive tsunami reaches the Hawaiian Islands, resulting in many deaths, mostly in Hilo. Between 165 and 173 are killed.source
  • 1946June 23 – The 7.5 Vancouver Island earthquake affects the island, with a maximum Mercalli intensity of VIII (Severe). Two people are killed.source
  • 1950August 15 – The 8.6 Assam–Tibet earthquake shakes the region, with a maximum Mercalli intensity of XI (Extreme), killing about 4,800 people.source
  • 1952July 21 – The 7.3 Kern County earthquake strikes California's southern Central Valley with a maximum Mercalli intensity of XI (Extreme), killing 12 and injuring hundreds.source
  • 1952November 5 – The 9.0 Severo-Kurilsk earthquake hits the Kamchatka Peninsula of the Soviet Union with a maximum Mercalli intensity of XI (Extreme). A tsunami took the lives of more than 2,300 people.source
  • 1954September 9 – The 6.7 Chlef earthquake shakes northern Algeria, with a maximum Mercalli intensity of XI (Extreme). The shock destroys Orléansville, leaving 1,243–1,409 dead, and 5,000 injured.source
  • 1956July 9 – The 7.7 Amorgos earthquake shakes the Cyclades island group in the Aegean Sea, with a maximum Mercalli intensity of IX (Violent). The shaking and the subsequent tsunami leave 53 people dead.source
  • 1960February 29 – The 5.7 Agadir Earthquake shakes coastal Morocco with a maximum perceived intensity of X (Extreme), destroying Agadir and leaving 12,000 dead and another 12,000 injured.source
  • 1970January 5 – The 7.1 Tonghai earthquake shakes Tonghai County, Yunnan province, China, with a maximum Mercalli intensity of X (Extreme). Between 10,000 and 14,621 are killed and 30,000 injured.source
  • 1970May 31 – The 7.9 Ancash earthquake shakes Peru with a maximum Mercalli intensity of VIII (Severe) and a landslide buries the town of Yungay, Peru. Between 66,794 and 70,000 are killed and 50,000 injured.source
  • 1971February 6 – The 4.6 Mb Tuscania earthquake shakes the Italian province of Viterbo with a maximum Mercalli intensity of VIII (Severe), causing 24 deaths, 150 injuries and extreme damage.source
  • 1971February 9 – The 6.5–6.7 Sylmar earthquake hits the Greater Los Angeles Area with a maximum Mercalli intensity of XI (Extreme), killing 64 and injuring 2,000.source
  • 1978June 20 – The 6.2 Thessaloniki earthquake shakes Northern Greece with a maximum Mercalli intensity of IX (Violent). Fifty people were killed.source
  • 1978September 16 – The 7.4 Tabas earthquake killed at least 15,000 people in the city of Tabas in Iran. The quake was measured with a maximum Mercalli intensity of IX (Violent).source
  • 1979December 12 – The 8.2 Tumaco earthquake shakes Colombia and Ecuador with a maximum Mercalli intensity of IX (Violent), killing 300–600, and generating a large tsunami.source
  • 1980November 23 – The 6.9 Irpinia earthquake shakes southern Italy with a maximum Mercalli intensity of X (Extreme). Officially, there were 2,483 people killed and 8,934 injured, though the deaths may have been as high as 4,900.source
  • 1980October 10 – The 7.1 El Asnam earthquake shakes northern Algeria with a maximum Mercalli intensity of X (Extreme), killing 2,633–5,000 and injuring 8,369–9,000.source
  • 1982December 13 – The 6.2 North Yemen earthquake shakes southwestern Yemen with a maximum Mercalli intensity of VIII (Severe), killing 2,800.source
  • 1983May 26 – The 7.8 Sea of Japan earthquake shakes northern Honshu with a maximum Mercalli intensity of VIII (Severe). A destructive tsunami is generated that leaves about 100 people dead.source
  • 1986October 10 – The 5.7 San Salvador earthquake shook San Salvador, El Salvador with a maximum Mercalli intensity of IX (Violent). Up to 1,500 people were killed.source
  • 1988August 21 – The 6.9 Nepal earthquake shakes the Nepal–India border with a maximum Mercalli intensity of VIII (Severe), leaving 709–1,450 people killed and thousands injured.source
  • 1989October 17 – The 6.9 Loma Prieta earthquake shakes the San Francisco Bay Area and the Central Coast with a maximum Mercalli intensity of IX (Violent). Sixty-three people are killed and the 1989 World Series in baseball is postponed for ten days as a result of the earthquake.source
  • 1990June 21 – The 7.4 Manjil–Rudbar earthquake affects northern Iran with a maximum Mercalli intensity of X (Extreme), killing 35,000–50,000, and injuring 60,000–105,000.source
  • 1992April 13 – The 5.3 Roermond earthquake affects the Netherlands, Germany and Belgium with a maximum Mercalli intensity of VII (Very strong).source
  • 1992March 13 – The 6.7 Erzincan earthquake affects eastern Turkey with a maximum Mercalli intensity of VIII (Severe), killing 498–652 and injuring around 2,000.source
  • 1993September 30 – Latur earthquake: A 6.2 earthquake occurs in the vicinity of Maharashtra, India having a maximum Mercalli intensity of VIII (Severe), killing 9,748 and injuring 30,000.source
  • 1994January 17 – The 6.7 Northridge earthquake strikes the Greater Los Angeles Area of the United States, with a maximum Mercalli intensity of IX (Violent), leaving 57 people dead and more than 8,700 injured.source
  • 1995May 13 – The 6.6 Western Macedonia earthquake strikes northwestern Greece with a maximum Mercalli intensity of VIII (Severe), injuring 25 and causing $450 million in damage.source
  • 1995May 28 – The 7.0 Neftegorsk earthquake strikes northern Sakhalin Island in Russia with a maximum Mercalli intensity of IX (Violent), leaving 1,967 people dead and 750 injured.source
  • 1995November 22 – The 7.3 Gulf of Aqaba earthquake shakes the Sinai Peninsula and Saudi Arabia region with a maximum Mercalli intensity of VIII (Severe), killing eight and injuring 30, and generating a non-destructive tsunami.source
  • 1996February 17 – The 8.2 Biak earthquake strikes the Papua province of eastern Indonesia with a maximum Mercalli intensity of VIII (Severe). A large tsunami followed, leaving 166 people dead or missing and 423 injured.source
  • 1997May 10 – The 7.3 Qayen earthquake strikes eastern Iran with a maximum Mercalli intensity of X (Extreme). At least 1,567 were killed and 2,300 were injured.source
  • 1998February 4 – The 5.9 Afghanistan earthquake shakes the Takhar Province with a maximum Mercalli intensity of VII (Very strong). With up to 4,000 killed, and 818 injured, damage is considered extreme.source
  • 1998July 17 – The 7.0 Papua New Guinea earthquake shakes the region near Aitape with a maximum Mercalli intensity of VIII (Severe). This submarine earthquake triggered a landslide that caused a destructive tsunami, leaving more than 2,100 dead and thousands injured.source
  • 1999August 17 – The 7.6 İzmit earthquake shakes northwestern Turkey with a maximum Mercalli intensity of IX (Violent), leaving more than 17,000 dead and around 50,000 injured.source
  • 1999November 12 – The 7.2 Düzce earthquake shakes northwestern Turkey with a maximum Mercalli intensity of IX (Violent). At least 845 people are killed and almost 5,000 are injured.source
  • 1999September 7 – The 6.0 Athens earthquake hits with a maximum Mercalli intensity of IX (Violent), killing 143, injuring 800–1,600, and leaving 50,000 homeless.source

21st century

  • 2001January 26 – A 7.7 Gujarat earthquake shakes Western India with a maximum Mercalli intensity of X (Extreme), leaving thousands of people dead and more than 166,000 others injured.source
  • 2001June 23 – An 8.4 southern Peru earthquake shakes coastal Peru with a maximum Mercalli intensity of VIII (Severe). A destructive tsunami follows, leaving at least 77 people dead, and 2,687 others injured.source
  • 2005March 28 – The 8.6 Nias–Simeulue earthquake shakes northern Sumatra with a maximum Mercalli intensity of VI (Strong), leaving 915–1,314 people dead and 340–1,146 injured.source
  • 2005October 8 – The 7.6 Kashmir earthquake strikes Azad Kashmir, Pakistan and nearby areas with a maximum Mercalli intensity of VIII (Severe), killing more than 86,000 people and displacing several million more.source
  • 2009September 29 – A 8.1 earthquake strikes Samoa, with a maximum Mercalli intensity of VII (Very strong), leaving at least 192 people dead.source
  • 2009September 30 – A 7.6 earthquake strikes Sumatra, Indonesia, with a maximum Mercalli intensity of VIII (Severe), leaving at least 1,115 people dead.source

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