21 April 1918 22:32 UT
Mw6.7-6.9 earthquake struck San Jacinto, southern California, USA. Buildings destroyed, several people injured and one killed. Felt as far as Phoenix.
A 100 year recurrence interval in that fault?
doi.org/10.1785/0120...
doi.org/10.1785/0120...
cdnc.ucr.edu
21 April 1594 11-13:00 UT
M~6 earthquake ruined San Salvador, killing 13 people (black slaves not included) and forcing reconstruction. Foreshocks reduced death toll. Perhaps a shallow volcanic chain EQ.
doi.org/10.1785/0120...
doi.org/10.1130/0-81...
emidius.eu/GEH/info/?en...
20 April 1941 17:38 UT
Mw6.5 earthquake near Gharm, central Tajikistan, between the Pamir and the Tien Shan ranges, produced landslides that killed 700 people.
doi.org/10.1785/BSSA...
chroniclingamerica.loc.gov
e-newspaperarchives.ch
In 1949, Mw7.5 EQ not far
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bsky.app/profile/jose...
20 April 1935 22:02 UT (6:02 of 21st LT)
Mw7.1 earthquake (depth only 5 km) devastated the area of Taichung, northwestern Taiwan, killing 3276 people. Also felt in Mainland China.
earthquake.usgs.gov/earthquakes/...
en.wikipedia.org/wiki/1935_Sh...
doi.org/10.1785/0220...
chroniclingamerica.loc.gov
20 April 1894 16:52 UT
M6.4 earthquake, followed by a M6.5 EQ seven days later, ruptured the Atalanti fault and devastated the area of Locris, central Greece, killing a total of 231 people. That fault has been "quiet" ever since...
doi.org/10.1785/0120...
chroniclingamerica.loc.gov
20 April 1608 12:00 UT
M7.6 earthquake at the Alborz belt, hit Alamut and Taliqan, on the Qazvin-Gilan border, northern Iran. Landslides buried five villages, killing 3000 people. Seiches in the Caspian Sea. Also felt in Azerbaijan.
doi.org/10.1111/j.13...
books.google.pt/books/about/...
20 April 1949 3:29 UT (23:29 of 19th LT)
Mw7.0 earthquake hit Angol and Traiguén, in the region of Araucanía, southern Chile, killing 57 people. Preceded the 1960 Mw9.5 event, the largest EQ ever recorded.
earthquake.usgs.gov/earthquakes/...
doi.org/10.1785/BSSA...
chroniclingamerica.loc.gov
A few hours ago, Mw7.4 earthquake off the Sanriku coast, northeastern Honshu, Japan. As expected felt over most part of Honshu and also Hokkaido.
www.emsc.eu/Earthquake_i...
A previous EQs with a relatively close epicenter, was the disastrous 1896 Mw8.2 EQ
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bsky.app/profile/jose...
20-21 April 1977 23:13 to 4:24 UT
Quadruplet of M6.7-7.5-7.5-7.5 earthquakes over a span of 5 hours hit Guadalcanal (Solomon Islands) causing landslides, a tsunami and 26 dead/missing. Multiplets very common there.
doi.org/10.1016/0031...
trove.nla.gov.au/search/
hemeroteca.lavanguardia.com
20 April 2013 0:03 UT
Mw6.6 earthquake hit Ya'an, Lushan county (western Sichuan, China), leaving 196 dead and 24 missing people.
earthquake.usgs.gov/earthquakes/...
The devastating Wenchuan 2008 Mw7.9 EQ was at the same Longmenshan fault.
doi.org/10.1785/0220...
pandora.girona.cat
19 April 1850 23:00 UT
Mw6.7 earthquake near Ulubad, NW Turkey, destroying houses and killing at least six people. Felt as far as Izmir.
emidius.eu/AHEAD/event/...
onlinelibrary.wiley.com/doi/10.1111/...
orbi.uliege.be/bitstream/22...
gallica.bnf.fr/ark:/12148/
Worse in 1855
bsky.app/profile/jose...
19 April 1956 18:39 UT
Mw5.0 earthquake hit the area of Atarfe-Albolote, Granada, southern Spain. Hundreds of houses destroyed, landslides, 12 people killed. Felt in entire Granada province.
www.ign.es/web/resource...
www.ign.es/web/resource...
www.loc.gov/collections/...
prensahistorica.mcu.es/es/
19 April 1878 evening
Mw6.2 earthquake at North Anatolian Fault, hit Sapanca, NW Turkey killing 40 people. Strong in Istanbul, also felt in Thrace. Small tsunami in Marmara Sea.
emidius.eu/AHEAD/event/...
onlinelibrary.wiley.com/doi/10.1111/...
orbi.uliege.be/bitstream/22...
newspapers.library.wales
19 April 1955 16:47 UT
Mw6.2 earthquake hit Volos, Thessaly, Greece. Felt in almost the entire Greece. Adding up an aftershock, on the 21st, it killed eight people and left many homeless. Caused by Nea Anchialos fault. doi.org/10.1111/j.13...
doi.org/10.1046/j.13...
nyshistoricnewspapers.org
19 April 1935 15:23 UT
M7.0 earthquake in Libya, south of Misratah. Also felt in Malta, Sicily and Apulia (southern Italy). The greatest recorded Libyan EQ, but details are scarse.
earthquake.usgs.gov/earthquakes/...
annalsofgeophysics.eu/index.php/an...
e-newspaperarchives.ch
archiviolastampa.it
19 April 1938 10:59 UT
Mw6.6 earthquake hit Akpinar-Kirsehir, central Turkey, destroying one hundred villages and killing 224 people. Greatest EQ in the area so far, it was felt throughout central Anatolia.
doi.org/10.1002/eqe....
researchgate.net/publication/...
nyshistoricnewspapers.org
19 April 1902 2:24 UT (20:24 of 18th LT)
M7.5 earthquake at the Pacific coast of Guatemala caused many landslides and killed 1500 people. Felt as far as Managua and Mexico City.
earthquake.usgs.gov/earthquakes/...
doi.org/10.1111/j.13...
es.wikipedia.org/wiki/Terremo...
nyshistoricnewspapers.org
18 April 1990 13:39 UT
Mw7.8 earthquake off Minahasa peninsula, hit the area of Gorontalo, North Sulawesi, Indonesia, damaging hundreds of houses and killing three people.
earthquake.usgs.gov/earthquakes/...
trove.nla.gov.au/newspaper/
Not far from a Mw7.4 EQ in 2008
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bsky.app/profile/jose...
18 April 1911 18:14 UT
During Iranian Constitutional Revolution, a Mw6.5 earthquake hit Ravar, Kerman province, central Iran, killing 700 people. Epicentral location and fault assignment are still uncertain.
earthquake.usgs.gov/earthquakes/...
doi.org/10.1016/B978...
doi.org/10.1016/j.jo...
18 April 1906 13:12 UT
Mw7.9 earthquake along San Andreas Fault destroyed San Francisco, California, USA, killing maybe 3000 people. Great landmark for seismic research and awareness.
earthquake.usgs.gov/earthquakes/...
doi.org/10.1785/gssr...
nyshistoricnewspapers.org
purl.pt/14330/1/j-29...
18 April 1842 8:30 UT
Mw6.2 earthquake devastated Messini, in the south of the Peloponnese, Greece, killing several people. Felt in the whole peninsula and also in Athens and Zakynthos. Many aftershocks...
emidius.eu/AHEAD/event/...
researchgate.net/publication/...
newspapers.library.wales
18 April 1843 5:30 UT
M5.9 earthquake along the Gailatu-Siah Cheshmeh-Khoy fault destroyed Khoy, West Azerbaijan (Iran), killing 1000 people. Region with frequent and devastating EQs.
doi.org/10.1785/BSSA...
doi.org/10.1016/j.te...
gallica.bnf.fr/ark:/12148/b...
acdc.amherst.edu/explore/asc:...
18 April 1896 4:40 UT
M7.5 earthquake hit island of Alor (Indonesia), killing 250-300 people. It was also felt in Atapupu and Kupang in the island of Timor. In 1991 and 2004, other deadly EQs happened here.
doi.org/10.3389/fear...
doi.org/10.1785/0120...
delpher.nl
European old-age survival map shows a little-known pattern:
Higher survival rates in northern Spain, Andorra, northeastern Italy, and in the south and west of France. Lower survival in parts of the UK, Scandinavia, the Netherlands, and some areas of southern Europe.
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jech.bmj.com/content/70/6...
17 April 1747 16:20 UT
Mw6.0 earthquake hit the Appenines, Italy, near Gualdo Tadino, Perugia. Many houses destroyed, one person killed and many injured. Felt as far as Rome.
emidius.mi.ingv.it/ASMI/event/1...
gallica.bnf.fr/ark:/12148/c...
Four years later it was worse
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bsky.app/profile/jose...
17 April 1269 17:00 UT
Mw7.2 earthquake near Erzin, Hatay province, Turkey, devastated the region (then part of the Armenian Kingdom of Cilicia), killing at least 8000 people. Destruction reached the Osmaniye and Adana provinces.
eqe.boun.edu.tr/sites/eqe.bo...
storing.ingv.it/cfti/cfti5/q...
17 April 1854 4:50 UT (22:55 of 16th LT)
M6.6 shallow volcanic chain earthquake destroyed San Salvador killing 1000 people and forcing transfer of the capital. The largest of this type in Central America.
doi.org/10.1785/BSSA...
archivo.elsalvador.com/noticias/ter...
chroniclingamerica.loc.gov/lccn/
17 April 1893 4:37 UT
Mw6.3 earthquake hit Zakynthos (Zante), in the Ionian islands, Greece. Death toll 23. Felt as far as Corfu and Larissa. This island has suffered other disastrous EQs, e.g., in 1820 and 1953.
emidius.eu/AHEAD/event/... oasp.gr/node/538
chroniclingamerica.loc.gov/data/batches...
16 April 2016 23:59 UT
Mw7.8 earthquake rupturing Esmeraldas segment of Colombia-Ecuador subduction zone, hit Pedernales (Manabí, Ecuador), killing 670 people. Also felt in Colombia.
earthquake.usgs.gov/earthquakes/...
emsc-csem.org/Earthquake/e...
doi.org/10.1785/0120...
hemeroteca.lavanguardia.com
16 April 1852 23:45 UT
M~6 earthquake offshore São Miguel island, Azores, Portugal, caused damage and landslides and killed 9 to 12 persons. Also felt at Terceira island and on ships.
nhess.copernicus.org/articles/3/6...
imuseum.im
gallica.bnf.fr
culturacores.azores.gov.pt/biblioteca_d...