Balanced rocks, poised in position for 24,000 years, have been used to assess the current seismic integrity of the Clyde Dam in a University of Otago-led study.
Earth Sciences
Jun 15, 2021
1
143
Three earthquakes in the Monterey Bay Area, occurring in 1838, 1890 and 1906, happened without a doubt on the San Andreas Fault, according to a new paper by a Portland State University researcher.
Earth Sciences
May 14, 2020
0
267
The magnitude of the Great Lisbon Earthquake event, a historic and devastating earthquake and tsunami that struck Portugal on All Saints' Day in 1755, may not be as high as previously estimated.
Earth Sciences
Jan 7, 2020
0
148
Late on August 31, 1886, while many people were asleep, a large quake rocked Charleston, South Carolina, and the surrounding region, toppling buildings, buckling railroad tracks, and causing sand to "boil" or bubble from ...
Earth Sciences
May 21, 2024
0
58
Hourly water level records collected from tide gauges can be used to measure land uplift caused by episodic tremor and slip of slow earthquakes in the Cascadia Subduction Zone, according to a new report in the Bulletin of ...
Earth Sciences
Feb 15, 2019
0
90
(Phys.org) —On March 11, 2011, a magnitude 9.0 undersea earthquake occurred 43 miles off the shore of Japan. The earthquake generated an unexpectedly massive tsunami that washed over eastern Japan roughly 30 minutes later, ...
Earth Sciences
Jun 5, 2013
0
0
Using details from historical newspaper accounts and letters, seismologists have learned more about Haiti's 1860 Jour de Pâques (Easter Sunday) earthquake sequence, and how it might have impacted the country's most recent ...
Earth Sciences
Jul 12, 2022
0
110
A new study suggests that last year's Ridgecrest earthquakes increased the chance of a large earthquake on California's San Andreas fault.
Earth Sciences
Jul 13, 2020
1
55
New maps of more than 1,000 deep-seated landslides in the Puget Lowlands of Washington State provide evidence of the last major earthquake along the Seattle Fault about 1,100 years ago—and may also hold traces of older ...
Earth Sciences
Nov 7, 2023
0
36
Hydraulic fracturing for oil and gas production can trigger earthquakes, large and small. A new approach to managing the risk of these quakes could help operators and regulators hit the brakes early enough to prevent nuisance ...
Earth Sciences
Apr 27, 2020
2
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