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José R. Ribeiro @joserodribeiro.bsky.social · 14h

2 October 1878 24:00 UT M6 upper-crustal earthquake hit Jucuapa and nearby, at border of Usulután and San Miguel departments, El Salvador, destroying houses and causing landslides: 30 killed. Far worse in 1951. doi.org/10.1016/S001... link.springer.com/article/10.1... nyshistoricnewspapers.org

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José R. Ribeiro @joserodribeiro.bsky.social · 14h

2-3 October 1686 22:00-02:00 UT M6.8 earthquake hit the Atsumi peninsula, Honshu, Japan, damaging buildings and killing a number of people in Arai and Tahara. Felt as far as Tokyo. emidius.eu/GEH/info/?en... repository.dl.itc.u-tokyo.ac.jp/dspace/bitst... isc.meiji.ac.jp/~asian_studi...

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José R. Ribeiro @joserodribeiro.bsky.social · 15h

2 October 1947 20:35 UT M5.1 earthquake offshore Sintra (Mainland Portugal), caused panic (one person killed and five wounded) and some damage in the Greater Lisbon area. Felt from Figueira da Foz to Beja. casadasciencias.org/recurso/6321 arquivo.cm-gaia.pt lib.umassd.edu/archives/paa...

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José R. Ribeiro @joserodribeiro.bsky.social · 15h

2 October 1847 16:30 UT M5.7 earthquake, at the Trans-Mexican Volcanic Belt, hit Ocotlán, near the Chapala Lake, Jalisco, Mexico, destroying villages and killing at least 58 people. Preceded by a subduction EQ in Colima two hours before. doi.org/10.1785/0220... chroniclingamerica.loc.gov

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José R. Ribeiro @joserodribeiro.bsky.social · 01/10/2026

1 October 1995 15:57 UT Mw6.4 earthquake, near the Dinar-Çivril Fault, hit Dinar, Afyon province, SW Turkey, killing 101 people and leaving 50,000 homeless. Felt as far as Bursa and Izmir. A bigger earthquake happened near in 1914. doi.org/10.15446/esr... nyshistoricnewspapers.org

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José R. Ribeiro @joserodribeiro.bsky.social · 01/10/2026

1 October 1987 14:42 UT Mw5.9 earthquake, at a previously unknown fault, hit Whittier Narrows, east of Los Angeles, southern California (USA), causing much damage in old buildings and killing eight people. Felt as far as Las Vegas. earthquake.usgs.gov/earthquakes/... nyshistoricnewspapers.org

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José R. Ribeiro @joserodribeiro.bsky.social · 01/10/2026

1 October 1969 5:06 UT Mw6.6 earthquake struck the region of Huancayo, Junin province, Peru, destroying many houses and killing 136 people. There was a Mw6.1 foreshock on July 24. earthquake.usgs.gov/earthquakes/ repositorio.ingemmet.gob.pe repositorio.igp.gob.pe/handle/ hemeroteca.lavanguardia.com

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José R. Ribeiro @joserodribeiro.bsky.social · 01/10/2026

1 October 1446 4:00 UT Mw7.5 earthquake, possibly a intermediate-depth EQ originated from the Vrancea region, Romania. emidius.eu/AHEAD/event/... link.springer.com/article/10.1... hdl.handle.net/2268/145560 Felt as far as Moscow, as happened with other Vrancea M7 EQs. 👇 bsky.app/profile/jose...

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José R. Ribeiro @joserodribeiro.bsky.social · 01/10/2026

1 October 1869 3:15 UT M6.6 earthquake struck southern Luzon, Philippines, causing destruction and panic in the epicentral area and in northern Mindoro. Apparently no loss of life. doi.org/10.1016/S004... doi.org/10.1785/BSSA... pdf.usaid.gov/pdf_docs/pna... eresources.nlb.gov.sg/newspapers/

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José R. Ribeiro @joserodribeiro.bsky.social · 01/10/2026

30 September 1636 Mw6.6-7.2 earthquake at the Ionian Islands, Greece, destroying entire villages in Cephalonia, killing 520 people. Landslides. Damage extended to Zante, Strofades and coast of Peloponnese. emidius.eu/AHEAD/event/... doi.org/10.3390/app1... gallica.bnf.fr/ark:/12148/b...

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José R. Ribeiro @joserodribeiro.bsky.social · 01/10/2026

30 September 1952 12:53 UT Mw6.6 earthquake along Anninghe Fault hit Mianning county, southern Sichuan, China, killing 236 people. It is still a seismic gap, as the last great EQs happened in 1480 and 1536. earthquake.usgs.gov/earthquakes/... doi.org/10.1016/j.pe... eresources.nlb.gov.sg

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José R. Ribeiro @joserodribeiro.bsky.social · 01/10/2026

30 September 1789 10:45 UT Mw5.9 earthquake hit Val Tiberina, near border between prov. of Perugia and Arezzo, Italy, destroying villages and killing 500 people. Felt as far as Florence. Other EQs in 1352, 1389, 1458 and 1917. emidius.mi.ingv.it/ASMI/event/1... badigit.comune.bologna.it/Gazzette/

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José R. Ribeiro @joserodribeiro.bsky.social · 01/10/2026

30 September 1858 10:20 UT Mw6.2 earthquake struck Sofia, Bulgaria, collapsing many buildings and killing four people. Felt as far as Serbia and the Romanian border. Many aftershocks. emidius.eu/AHEAD/event/... gallica.bnf.fr/ark:/12148/b... anno.onb.ac.at Another EQ hit in 1818.

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José R. Ribeiro @joserodribeiro.bsky.social · 01/10/2026

30 September 2009 10:16 UT Mw7.6 earthquake hit offshore Padang, Sumatra, Indonesia, destroying buildings and causing landslides: 1117 people killed and 451,000 homeless. Felt as far as Chiang Mai, Thailand. No megathrust event. earthquake.usgs.gov/earthquakes/... lavanguardia.com/hemeroteca

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José R. Ribeiro @joserodribeiro.bsky.social · 01/10/2026

30 September 1999 16:31 UT Mw7.5 intraplate earthquake hit the coast of Oaxaca, Mexico, damaging 000s of houses and killing 35 people, two in Mexico City and Veracruz. Felt from San Luis Potosi to Guatemala. earthquake.usgs.gov/earthquakes/... doi.org/10.1785/0220... cdnc.ucr.edu

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José R. Ribeiro @joserodribeiro.bsky.social · 01/10/2026

30 September 1717 1:00 UT (19:00 of 29th LT) Mw7.4 earthquake severely hit Antigua Guatemala, the former capital, destroying at least 3000 houses and killing many people. Followed by strong aftershocks. emidius.eu/GEH/info/?en... doi.org/10.1130/0-81... archive.org/details/extr...

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José R. Ribeiro @joserodribeiro.bsky.social · 01/10/2026

30 September 1531 4:00 UT Mw6.2 earthquake along the Baza Fault destroyed 61% of the houses of Baza, Granada province, Andalucia, Spain, killing 400 people. No comparable EQ hit the town since then. emidius.eu/AHEAD/event/... ign.es/web/resource... doi.org/10.1016/j.jo...

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José R. Ribeiro @joserodribeiro.bsky.social · 01/10/2026

30 September 2025 14:00 UT Mw6.9 earthquake offshore northern Cebu, Philippines, destroyed thousands of houses, causing landslides and rockslides, and killing at least 79 people. Neighbouring Leyte island also severely affected. earthquake.usgs.gov/earthquakes/... manilastandard.net/dailypdf

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José R. Ribeiro @joserodribeiro.bsky.social · 29/09/2026

28 September 1997 1:38 UT Mw5.9 earthquake, possibly along Walanae Fault, struck near Teppo, south Sulawesi, Indonesia, destroying 650 houses and killing 18 people. Coincided with wild fires that devastated Southeast Asia in 1997. earthquake.usgs.gov/earthquakes/... e-newspaperarchives.ch

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José R. Ribeiro @joserodribeiro.bsky.social · 29/09/2026

28 September 2018 10:03 UT Mw7.5 earthquake hit north of Palu, Minahasa Pen., Sulawesi, Indonesia, causing a 7 m-wave tsunami and swallowing villages by liquefaction. RESULT: 4340 killed, 667 missing. earthquake.usgs.gov/earthquakes/... thejakartapost.com/news/2019/01... hemeroteca.lavanguardia.com

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José R. Ribeiro @joserodribeiro.bsky.social · 28/09/2026

28 September 1927 14:29 UT Mw4.3 earthquake, near Mortágua (Central Portugal). Caused panic in Coimbra and was felt even in the outskirts of Porto. One of the largest EQs of the Penacova-Régua-Verín fault. casadasciencias.org/recurso/6321 researchgate.net/publication/... uc.pt/sibuc/Pesqui...

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José R. Ribeiro @joserodribeiro.bsky.social · 27/09/2026

27 September 2003 11:33 UT Mw7.3 #earthquake hit Republic of Altai, Russia, near border with Mongolia, China and Kazakhstan. Felt throughout southern Siberia, caused 3 deaths and 1800 homeless. earthquake.usgs.gov/earthquakes/... Not far from the 1931 Sinkiang EQs 👇 bsky.app/profile/jose...

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José R. Ribeiro @joserodribeiro.bsky.social · 27/09/2026

27 September 1811 13:00 UT M6.8 earthquake, at the northern end of the Xianshuihe Fault, hit Zhuwo, Garze/Ganzi county, northwestern Sichuan, China, destroying 598 houses and killing 481 people. Another M6.8 EQ happened in the same place in 1967. doi.org/10.1016/j.pe...

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José R. Ribeiro @joserodribeiro.bsky.social · 27/09/2026

27 September 1928 0:44 UT (21:44 of 26th LT) Mw6.5 earthquake hit south of Barbados, where it caused some damage. Widely felt from Trinidad and Tobago to Martinique. doi.org/10.1111/j.13... chroniclingamerica.loc.gov gallica.bnf.fr

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José R. Ribeiro @joserodribeiro.bsky.social · 26/09/2026

Just published, a new 16-variable index, with demographic, socioeconomic and housing variables that capture the GENTRIFICATION process in Porto Metropolitan Area, Portugal. Crucial to understand current trends in population substitution and housing costs. 👇 mdpi.com/4100296

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José R. Ribeiro @joserodribeiro.bsky.social · 26/09/2026

26 September 1932 19:21 UT Mw6.9 earthquake and aftershocks hit Chalkidiki Peninsula, northern Greece, causing landslides and destroying several villages, killing 491 people. Damage even in North Macedonia. earthquake.usgs.gov/earthquakes/... doi.org/10.1016/0191... nyshistoricnewspapers.org

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José R. Ribeiro @joserodribeiro.bsky.social · 26/09/2026

26 September 1933 3:33 UT Mw5.6 earthquake in Maiella massif, at the L'Aquila-Pescara-Chieti border, central Italy, severely damaging several villages and killing 12 people. A foreshock and many aftershocks... emidius.mi.ingv.it/ASMI/event/1... gngts.ogs.it/archivio/fil... nyshistoricnewspapers.org

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José R. Ribeiro @joserodribeiro.bsky.social · 26/09/2026

26 September 2005 1:56 UT Mw7.5 earthquake, with a 115 km depth, hit near Lamas, Loreto province, northern Peru, killing five people. Felt as far as Manaus and Bogota. The region saw similar intermediate depth EQs in 1997, 2019 and 2021. earthquake.usgs.gov/earthquakes/... pandora.girona.cat

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José R. Ribeiro @joserodribeiro.bsky.social · 25/09/2026

25 September 2019 23:47 UT (8:47 of 26th LT) Mw6.5 earthquake hit Ambon and Seram is., Moluccas, Indonesia, damaging many buildings: 41 people killed and 170,000 homeless. Much worse EQs in 1674 and 1835. emsc-csem.org/Earthquake/e... earthquake.usgs.gov/earthquakes/... manilastandard.net/dailypdf

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José R. Ribeiro @joserodribeiro.bsky.social · 25/09/2026

25 September 2003 19:50 UT (4:50 of 26th LT) Mw8.2 earthquake, near Kuril Trench, hit offshore Kushiro, Hokkaido, Japan, causing a tsunami, much damage and 3 persons dead. Felt in Russia (Sakhalin and Kurile) and as far as Tokyo. earthquake.usgs.gov/earthquakes/... nyshistoricnewspapers.org

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José R. Ribeiro @joserodribeiro.bsky.social · 25/09/2026

25 September 1855 16:30 UT Mw6.5 earthquake at the Swan Fault zone, near Roatan island, heavily damaged Trujillo, northern Honduras, generating a tsunami that lifted anchored ships. Weeks of strong aftershocks. emidius.eu/GEH/info/?en... doi.org/10.1785/BSSA... chroniclingamerica.loc.gov

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José R. Ribeiro @joserodribeiro.bsky.social · 25/09/2026

25 September 1968 10:39 UT Mw6.1 earthquake at the Western Polochic Fault hit Nueva Independencia, Chiapas, Mexico, near the border with Guatemala. Acapetahua was destroyed and at least 48 people were killed. earthquake.usgs.gov/earthquakes/... trove.nla.gov.au/newspaper/ hemeroteca.lavanguardia.com

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José R. Ribeiro @joserodribeiro.bsky.social · 25/09/2026

25 September 1810 6:00 UT M6.5 earthquake at Oga Peninsula, Akita pref., NW Honshu (Japan), forming a tsunami and destroying 1129 houses. Death toll 59. An area also severely hit in 830, 1694 and 1939. doi.org/10.1785/BSSA... repository.dl.itc.u-tokyo.ac.jp/dspace/bitst... doi.org/10.4401/ag-3...

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José R. Ribeiro @joserodribeiro.bsky.social · 25/09/2026

25 September 1903 1:20 UT M6.4 earthquake devastated Kashmar (Turshiz), Razavi Khorasan province, NE Iran, killing 350 people. Near the Doruneh Fault, although it may not be its cause. doi.org/10.4401/ag-5... doi.org/10.4401/ag-4... doi.org/10.1111/j.13... chroniclingamerica.loc.gov

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José R. Ribeiro @joserodribeiro.bsky.social · 24/09/2026

24 September 1827 M7.8 earthquake near Lahore, Punjab, northeastern Pakistan, collapsing Fort Kolitaran and killing 1000 people. pmd.gov.pk/SeismicRepor... Other EQs happened near in 1851 and 1875. archive.org/details/sim_...

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José R. Ribeiro @joserodribeiro.bsky.social · 24/09/2026

24 September 2013 11:30 UT Mw7.7 earthquake devastated Awaran district of Balochistan province, southern Pakistan, destroying thousands of homes and killing 825 people. A M6.8 aftershock, on September 28, added more casualties. earthquake.usgs.gov/earthquakes/... hemeroteca.lavanguardia.com

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José R. Ribeiro @joserodribeiro.bsky.social · 24/09/2026

24 September 2019 11:02 UT Mw5.4 earthquake near New Mirpur, Azad Kashmir prov., NE Pakistan, damaging bridges, collapsing houses and killing 40 people. Widely felt in northern Pakistan and in Jammu and Kashmir and Punjab (India). earthquake.usgs.gov/earthquakes/... nation.com.pk/E-Paper/laho...

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José R. Ribeiro @joserodribeiro.bsky.social · 23/09/2026

23 September 1902 20:18 UT Mw7.8 earthquake offshore Chiapas state, southern Mexico, killing one person. Damage also in Tabasco, Oaxaca, Veracruz and Puebla. Felt as far as El Salvador. Subduction event (?). doi.org/10.1785/0220... doi.org/10.1111/j.13... chroniclingamerica.loc.gov

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José R. Ribeiro @joserodribeiro.bsky.social · 23/09/2026

23 September 1063 20:00 UT Mw7.1 earthquake in the western end of the North Anatolian Fault devastated the coasts of Sea of Marmara, Turkey, destroying buildings and killing many people. Damage even at Iznik. emidius.eu/AHEAD/event/... onlinelibrary.wiley.com/doi/10.1111/... doi.org/10.1785/0120...

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José R. Ribeiro @joserodribeiro.bsky.social · 23/09/2026

23 September 1974 19:28 UT Mw6.0 earthquake in the east of Gabon, where no EQs were reported before. Little known about impact in epicentral area, but it was strongly felt at Libreville, 390 km away. ngdc.noaa.gov/hazel/view/h... earthquake.usgs.gov/earthquakes/... cdnsciencepub.com/doi/10.1139/...

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José R. Ribeiro @joserodribeiro.bsky.social · 23/09/2026

23 September 1955 15:06 UT Mw6.7 earthquake hit Dadukou, Panzhihua pref., near Sichuan-Yunnan border, China. Collapse of houses and landslides destroyed villages and killed 728 people. researchgate.net/publication/... en.wikipedia.org/wiki/1955_Yu... Recent EQ near in 2008 👇 bsky.app/profile/jose...

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José R. Ribeiro @joserodribeiro.bsky.social · 23/09/2026

23 September 1947 12:28 UT Mw6.9 earthquake hit Doost Abad, South Khorasan province, NE Iran, killing 500 people. Other deadly EQs in the area: 1941, 1968, 1979, 1997 the most recent. earthquake.usgs.gov/earthquakes/... doi.org/10.1785/BSSA... nyshistoricnewspapers.org e-newspaperarchives.ch

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José R. Ribeiro @joserodribeiro.bsky.social · 23/09/2026

23 September 1887 11:55 UT M6.7 or M7.9 earthquake on Septentrional Fault, hit at Windward Passage or at NW Haiti. Destroyed many houses in Haiti. Also felt in Jamaica, Cuba, Dominican Republic and Bahamas. emidius.eu/GEH/info/?en... pubs.usgs.gov/of/2011/1133/ chroniclingamerica.loc.gov

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José R. Ribeiro @joserodribeiro.bsky.social · 23/09/2026

23 September 1837 7:30 UT M7.3 earthquake, maybe originated at the Sumatran Fault, was felt in Penang (Malaysia) and did damage at Banda Aceh and Lhokseumawe, in northern Sumatra, Indonesia. Local tsunami? ngdc.noaa.gov/hazel/view/h... doi.org/10.1785/0120... eresources.nlb.gov.sg

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José R. Ribeiro @joserodribeiro.bsky.social · 22/09/2026

22 September 1666 Mw7.0 earthquake caused great destruction in the area of Mosul, northern Iraq. Large landslides. Strongly felt in Aleppo, Van and Tabriz. www.annalsofgeophysics.eu/index.php/an... doi.org/10.1111/j.13... doi.org/10.1785/0220... www.emidius.eu/GEH/info/?en...

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José R. Ribeiro @joserodribeiro.bsky.social · 22/09/2026

22 September 1923 20:48 UT (0:18 of 23th LT) Mw6.7 earthquake hit south of Lalehzar, Kerman province, southern Iran, killing 290 people. earthquake.usgs.gov/earthquakes/... doi.org/10.1144/GSL.... World newspapers mixed it with Bojnurd-Esfarayen EQ of September 17. nyshistoricnewspapers.org

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José R. Ribeiro @joserodribeiro.bsky.social · 22/09/2026

22 September 1930 16:27 UT Mw5.9 earthquake hit the region of Obigarm, Tajikistan, not very far from Dushanbe, causing landslides that destroyed vilages and killed 175 people. earthquake.usgs.gov/earthquakes/... nyshistoricnewspapers.org Similar size EQs near in 1945, 1956, 1989 and 2018.

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José R. Ribeiro @joserodribeiro.bsky.social · 22/09/2026

22 September 1522 10:00 UT Mw6.1-6.5 earthquake struck Alhama de Almeria and vicinity, Andalucia, southern Spain, destroying the most part of the houses and killing 1000 people. Other deadly EQs in the area in 1487, 1658 and 1804. emidius.eu/AHEAD/event/... ign.es/web/ign/port...

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José R. Ribeiro @joserodribeiro.bsky.social · 22/09/2026

22 September 1960 9:06-9:15 UT Mw6.5-6.4 earthquake doublet (with a M5.9 foreshock) hit Uvira, at the Dem. Rep. Congo - Burundi border, destroying houses and killing 24 people. At East African rift, boundary of Nubian and Somalian plates. earthquake.usgs.gov/earthquakes/... e-newspaperarchives.ch

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José R. Ribeiro @joserodribeiro.bsky.social · 22/09/2026

22 September 2003 4:46 UT Mw6.4 earthquake at the boundary of the Caribbean and North American plates struck Puerto Plata, in the northern coast of Dominican Republic, killing 3 people. Also felt in Puerto Rico and Haiti. M5.6 aftershock 45 minutes later. earthquake.usgs.gov/earthquakes/

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