Episodes

  • 1986 North Palm Springs earthquake

    1986 North Palm Springs earthquake
    Jul 11 2026
    The 1986 North Palm Springs earthquake occurred on July 8 at 02:20:44 local time with a moment magnitude of 6.0 and a maximum Mercalli Intensity of VII (Very strong). The shock occurred in a complex setting along the San Andreas Fault Zone where it bisects San Gorgonio Mountain and San Jacinto Peak at the San Gorgonio Pass and was the first in a series of three earthquakes that affected southern C
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    1 min
  • 1751 Port-au-Prince earthquake

    1751 Port-au-Prince earthquake
    Jul 11 2026
    The 1751 Port-au-Prince earthquake occurred at 12:50 UTC on 21 November in Saint-Domingue, followed by a tsunami. Another earthquake was reported at the same location on 15 September of the same year and it is uncertain whether the two reports refer to the same event. == Seismological analysis == Later seismologists attributed the 1751 earthquake, like that of 1910, to adjustments along the Sout
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    1 min
  • 1988 Saguenay earthquake

    1988 Saguenay earthquake
    Jul 11 2026
    The 1988 Saguenay earthquake struck Quebec, Canada with a moment magnitude of 5.9 on November 25. It is one of the largest recorded earthquakes in eastern Canada and eastern North America during the 20th century. The earthquake was felt by millions, and damaged some buildings. It could be felt as far as Toronto, Halifax, and Boston. The earthquake was triggered by faults associated with the Saguen
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    1 min
  • 1968 Inangahua earthquake

    1968 Inangahua earthquake
    Jul 10 2026
    The 1968 Inangahua earthquake struck 25 kilometres (16 mi) west of Murchison, New Zealand, near the small town of Inangahua Junction at 5:24 am NZDT on 24 May 1968. The earthquake had a moment magnitude of 7.1, a local magnitude of 6.7, a surface-wave magnitude of 7.4 and a maximum Mercalli intensity of X (Exreme). It occurred at a depth of 12 kilometres (7.5 mi), being extremely shallow for an ea
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    1 min
  • 1970 Tonghai earthquake

    1970 Tonghai earthquake
    Jul 10 2026
    An earthquake occurred in Tonghai, Yunnan province, China at 01:00:41 local time on 5 January 1970 with a moment magnitude of 7.1 and a maximum Mercalli intensity of X (Extreme). The strike-slip rupture originated on the Red River Fault, which had not experienced an earthquake above magnitude 7 since 1700. At least 10,000 people were killed, making it one of the deadliest in its decade. The tremor
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    1 min
  • St. Lawrence Island famine

    St. Lawrence Island famine
    Jul 10 2026
    The St. Lawrence Island famine killed around 1,000 people on St. Lawrence Island in the Bering Sea off the Alaskan mainland during the years 1878–1880. The possible causes may have been overfishing, disease, or the negative aspects of settler contact. The island had a population of about 4,000 Central Alaskan Yupik and Siberian Yupik in the late 19th century, which subsisted by hunting walrus and
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    1 min
  • 1456 Central Italy earthquakes

    1456 Central Italy earthquakes
    Jul 9 2026
    On December 5, 1456, the largest earthquake to occur on the Italian Peninsula in historical times struck the Kingdom of Naples. The earthquake had an estimated moment magnitude of Mw 7.19–7.4, and was centred near the town of Pontelandolfo in the present-day Province of Benevento, southern Italy. Earning a level of XI (Extreme) on the Modified Mercalli intensity scale, the earthquake caused widesp
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    1 min
  • 1980 El Asnam earthquake

    1980 El Asnam earthquake
    Jul 9 2026
    The 1980 El Asnam earthquake occurred on October 10 at 13:25:23 local time with a moment magnitude of 7.1 and a maximum Mercalli intensity of X (Extreme). The shock occurred in the Algerian town of El Asnam (now known as Chlef). The shocks were felt over 550 km (340 mi) away, with the initial earthquake lasting 35 seconds. It was the largest earthquake in Algeria, and was followed three hours late
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    1 min