'Surrey swarm' earthquakes not caused by nearby oil extraction, says study
The series of 34 small earthquakes between April 2018 and May 2019 occurred within 10 km of two active oil extraction sites at Brockham and Horse Hill in Surrey.
The series of 34 small earthquakes between April 2018 and May 2019 occurred within 10 km of two active oil extraction sites at Brockham and Horse Hill in Surrey.
Earth Sciences
Aug 27, 2019
0
47
On Aug. 17, 1959, back when Dwight D. Eisenhower was president, the U.S. had yet to send a human to space and the nation's flag sported 49 stars, Yellowstone National Park shook violently for about 30 seconds. The shock was ...
Earth Sciences
May 23, 2019
1
934
Small earthquakes in Ohio, Pennsylvania, West Virginia, Oklahoma and Texas can be linked to hydraulic fracturing wells in those regions, according to researchers speaking at the SSA 2019 Annual Meeting.
Earth Sciences
Apr 26, 2019
1
65
A spring surge of meltwater, seeping through vertically tilted layers of rock, caused a seismic swarm near California's Long Valley Caldera in 2017, according to research presented at the 2019 SSA Annual Meeting.
Earth Sciences
Apr 25, 2019
0
14
A small earthquake gave some Southern California residents a predawn wakeup call.
Environment
Apr 3, 2019
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31
A small earthquake in North Korea was likely caused by a mining operation, Seoul's weather agency said Friday.
Environment
Mar 8, 2019
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6
A closer look at small earthquakes that took place at the Oroville Dam in California's Sierra Nevada foothills in February 2017—near the time when the dam's spillway failed—suggest that the seismic activity was related ...
Earth Sciences
Dec 18, 2018
0
16
Careful analysis of data collected after the 3 September 2017 North Korean declared nuclear test explosion has allowed seismologists to distinguish the separate seismic signatures of the explosion, a collapse of the explosion ...
Earth Sciences
Sep 26, 2018
0
16
A new analysis of thousands of very small earthquakes that have occurred in the San Bernardino basin near the San Andreas and San Jacinto faults suggests that the unusual deformation of some—they move in a different way ...
Earth Sciences
Sep 18, 2018
0
1284
The number of homes destroyed by lava shooting out of openings in the ground created by Hawaii's Kilauea volcano climbed to five as some of the more than 1,700 people who evacuated prepared for the possibility they may not ...
Environment
May 6, 2018
2
25