Learn about the process of seismically retrofitting your house
Displaced coral appears to suggest enormous waves in the Caribbean prior to Columbus
California is considering leaving the National Flood Insurance Program in favor of a state-run program.
A feature on the process of retrofitting your home
A new model aims to incorporate all hazards posed by subduction zone earthquakes into a single tool.
Last night’s earthquake could be an aftershock of the September 16, 2015 M=8.3 Illapel quake.
The move was made to keep the Aliso Canyon natural gas storage facility closed
The Newport-Inglewood and Rose Canyon faults, believed to be separate systems, are now shown to be one system capable of rupturing in M=7.3+ earthquakes.
Yesterday’s M=4.3 earthquake was felt in Zurich, which is home to nearly 400,000 people.
Yesterday’s earthquake took place in a region which has seen 13 M=7.5 earthquakes since 1900.
The Pawnee Nation is suing oil companies over their role in the September 3, 2016 M=5.8 Pawnee earthquake
New evidence for 10 ground-rupturing earthquakes was discovered in Southern California along the Big Bend section of the San Andreas Fault.
When induced earthquakes are included, the seismic hazard for 2017 in Oklahoma is as high or higher than most places in California.
Scientists remain divided as to whether there is a clear correlation between heavy rainfall and increased seismicity
Submarine landslides during the November 2016 Kaikoura, New Zealand earthquake wiped out a hotbed of sea life.
Last night’s earthquake was located in a region on the Cascadia Subduction Zone currently undergoing a slow slip event.
Flooding in San Jose has forced the evacuations of thousands of residents, with no timetable on when they will be allowed home.
A $4.8 billion project to protect the Bay Area’s water resources is approximately 91% finished.
Fluctuations in water levels at Lake Oroville are known have caused earthquakes. In 1975, a M=5.8 shook the area.
Tomorrow, Santa Monica will look to enact the nation’s most extensive retrofitting initiative.
Seismic activity around Edremit Fault Zone in the western Turkey should be monitored closely
Today’s M=3.4 earthquake in the San Bernardino Mountains occurred along a segment of the San Andreas Fault.
Today’s M=6.3 earthquake struck just 85 km northeast of a M=8.0 quake in 1945
In recent days, increased seismicity around Lake Berryessa highlights a large hazard to the region.
In the last month, there have been seven M=3+ earthquakes in and around the greater Yellowstone region.
A recent study indicates that California homeowners lack a comprehensive understanding of how to protect themselves from earthquake damage.
Until February 27, you may be eligible to apply for a $3,000 grant to seismically retrofit your home.
Nearly 2 years after the Nepal earthquake, a team will be sent to Mt. Everest to see if the quake caused the world’s tallest mountain to shrink.
When most people think of drones, they think of privacy issues and hobbyists that get in the way. However, as technology continually improves scientists are now using drones to save lives.
The San Francisco Seawall was a key factor in turning San Francisco into the extremely prosperous city it is today. However, it is at risk from a serious threat, earthquakes.
Perhaps the most remarkable feature of yesterday’s Mw=7.9 mainshock was the occurrence of a M=5.6 earthquake 180 km (110 mi) to the southwest of the mainshock, just 15 minutes after the mainshock struck.
Recent findings show that the state of Washington lags far behind California, Oregon, and British Columbia in its earthquake preparedness
At 11:14 a.m. local time, a M=5.7 earthquake shook the already devastated city of Amatrice, Italy, and was followed 11 minutes later by a M=5.6 quake.
The Christmas quake was extremely fast out of the gate, but ran out of gas within 8 seconds, coasting to a stop just 10 seconds later. This saved Chile from suffering a giant quake, but is nevertheless troubling news for Earthquake Early Warning systems.
El terremoto durante la Navidad tuvo un inicio extremadamente rápido, pero perdió su fuerza durante los primeros 8 segundos, deteniéndose justo 10 segundos después. Esto salvó a Chile de sufrir un terremoto inmenso, pero, sin embargo, es una noticia preocupante para los sistemas de Advertencia Sísmica Temprana.
At 4:08 a.m. local time, a M=5.9 earthquake shook Cuba, including the cities of Guantanamo and Santiago de Cuba.
Faults for much of northwest South America are now visible on Temblor
Scientists are now using sports to prepare for large earthquakes
According to year-end data from the Oklahoma Corporation Commission, there was a 23% drop from 2015 to 2016 in the amount of wastewater injected into the region’s areas of interest for triggered seismicity.
Faults spanning Europe, the Middle East, Southeast Asia, Japan, Taiwan, and New Zealand have just been added to Temblor.
Drone footage released yesterday by Italy’s fire service has revealed images of the small town of Amatrice, which was severely damaged in the 24 August 2016 M=6.2 earthquake.
A new finding by Janet Watt and her USGS coauthors appeared this month in Science Advances, heralding a “Missing link between the Hayward and Rodgers Creek faults.”
Why have there been so many large earthquakes in Ecuador so close together in time? A team of geophysicists aims to answer that question.
A M=7.0 earthquake shook off the coast of Fiji yesterday, and possibly triggered a remote aftershock over 1,000 km away.
Over the last several days, a seismic swarm has been taking place on the Brawley Seismic Zone which is the southernmost extent of the San Andreas Fault.
There is a clear need to densify the Nevada Network, and to install telemetry at all stations.
Almost anywhere else in the world, a M=7.7 earthquake would be considered large and rare, but today’s shock is exceptional
In last month’s M=7.8 Kaikoura, New Zealand earthquake, at least 9 separate faults ruptured in the largest quake in New Zealand since the 1855 M=8.2-8.3 Wairarapa earthquake.
The European Space Agency (ESA) recently released new satellite imagery, that reveals which parts of the Bay Area are subsiding and those that are being uplifted.
This most recent Mw 6.9 extensional event was actually caused by the Tohoku earthquake which happened over 5 years ago.
At approximately 6 a.m. local time on Tuesday November 22, a M=6.9 earthquake shook the eastern coast of Japan’s Fukushima Prefecture, and caused a tsunami warning to be issued.
GNS Science just released drone footage of fault rupture along the Kekerengu and Papatea faults.
At 12:02 a.m. local time, a Mw=7.8 (per USGS), Mw=7.5 (per GNS Science, NZ) earthquake struck New Zealand’s South Island, and caused tsunami warnings to be issued for all of New Zealand’s east coast.
Imagine a 40-foot high wall of water. There’s nothing you can do to stop it, you don’t have time to grab possessions, all you can do is run.
At 12:20 pm local time Friday afternoon, a magnitude 6.4 earthquake hit 25 km ESE of Curico, Chile.
Ross Stein was on the BBC’s Science in Action podcast yesterday with Roland Pease to discuss the recent earthquakes in Italy.
In our judgment, the Norcia, Gorzano, Capitignano Faults could now be the next domino pieces to fall.
A M=5.5 shock preceded the M=6.1 earthquake by little over 2 hours, and so might be deemed a foreshock. After the Amatrice earthquake, the INGV posted a calculation of the stress transferred from the M=6.2 to surrounding faults.
It is likely that earthquakes in 1943 and 2000 contributed stress that brought the fault which ruptured today, closer to failure.
October 20th marks the 9th official Great ShakeOut earthquake drill.
Even though Hurricane Matthew has long departed the eastern seaboard, various parts of the East Coast are still suffering from record flood conditions not seen since Hurricane Floyd in 1999.
By Gabriel Lotto, Temblor Check your hazard rank in Temblor Hurricane Matthew is bearing down on Florida, prompting governments to declare states of emergency and forcing millions of residents to …
The one-week California Earthquake Advisory ended, following a week of increased seismicity near the southern portion of the San Andreas Fault.
When large earthquakes strike, media outlets flock to the scene to cover devastation. However, we rarely get a glimpse of how areas or people are doing months or even years after an event.
In April, Kumamoto, Japan was devastated by a series of large earthquakes. Now, Google Earth has updated 3D imagery, revealing the extent of damage.
At 7:31 a.m. local time, a M=4.3 earthquake shook the southern section of the San Andreas Fault, within the Brawley Seismic Zone.
At 11:59 p.m. local time, a M=4.3 earthquake shook northern Oklahoma, and was widely felt throughout large parts of Kansas. Located near the town of Wakita, just south of the …
A M=3.5 earthquake on the Hayward Fault shook the East Bay and Peninsula at 12:50 a.m. local time.
The earthquake stuck at a relatively shallow depth of 5-7 km (3-4 mi) and was felt over an area about 100 km (60 mi) wide; the closest town is Oliver, 15 km to the west, where it was strongly felt.
Ross Stein and Volkan Sevilgen, Temblor Updated: 9:00 am PDT 29 Aug 2016 Sixty-two hours after the M=6.2 Rieti, Italy, mainshock, we are continuing to take a close look. Here …
: Aftershocks (Artçı depremler)
The M=6.2 Italy earthquake dominated the seismic headlines today, but an even larger quake just a few hours later was largely ignored. While unrelated, both earthquakes are important. Today’s magnitude 6.8 earthquake struck western Burma, 200 km northwest of the capital city of Naypyitaw.
Today’s earthquake, 10 km southeast of Norcia, has a shallow depth of 10 km, and lies in the Central Apennines normal faulting system. It was felt from Rome to Bologna. One can see from the Temblor map that quakes of this size are expected one or two times in a lifetime at Norcia.
By Ross Stein, Temblor The two recent swarms are 20 km (12 mi) apart. The 13 August swarm lies on the west side of the Hilton Creek Fault, about 5 …
By Gabriel Lotto, Temblor Rivers are beginning to recede after several days of devastating flooding in Louisiana. On Tuesday, we showed how FEMA’s flood maps did a pretty good job …
By Gabriel Lotto, Temblor This weekend, record-breaking rainfall in Louisiana and Mississippi caused extreme flooding in the region. As of this posting, eight people have died and over 30,000 have …
Ross Stein and Volkan Sevilgen, Temblor (Click here to check your seismic risk for free) An intense swarm, so far topped by a M=3.9 shock on 13 August 2016, is …
Ross Stein, Temblor Check your home’s seismic risk The right-lateral strike-slip quake was felt in Ukiah, Yuba City, and Clear Lake. The quake struck at 18 km depth, near or …
By David Jacobson, Temblor Check if you are in a liquefaction zone in Temblor New satellite imagery reveals sinking Millennium Tower While most high-rise buildings in modern cities are symbols …
Turkiye’deki depremlere buradan bakabilirsiniz.
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by Gabriel Lotto and Ross Stein, Temblor Does the name “Hollister” conjure up visions of surf-lifestyle clothing for landlocked teenagers? If so, it’s time to forget everything you know about …
Click for English version by Gabriel Lotto and Ross Stein, Temblor Translated by Delvin Martinez Un día después del terremoto del 16 de Abril de 2016 (Mw=7.8), publicamos un artículo …
La versión en español de la publicación del blog se puede encontrar aquí by Gabriel Lotto and Ross Stein, Temblor We first posted about the 16 April 2016 M=7.8 Ecuador …
Send me Earthquake Insights by Ross Stein (email@example.com), David Jacobson, Ali Kim, and Volkan Sevilgen Temblor Today’s earthquake struck along the central San Jacinto fault, a major element of the southern …
Send me Earthquake Insights A 13 May M=3.5 earthquake struck 30 mi (50 km) west of Death Valley at the northern tip of the Ash Hill fault. This earthquake is anything …
Send me Earthquake Insights Volkan and I presented and exhibited Temblor at the National Earthquake Conference in Long Beach last week. Prof. Thomas Jordan, USC University Professor, William M. Keck Foundation …
1 May 2016 | Quake Insights Today’s earthquake lies at the northern end of the New Madrid seismic zone, which ruptured in three Magnitude-7 or greater earthquakes in the winter …
22 April 2016 | Quake Insights A seismic burst, so far topped only by a M=3.4 shock, struck beneath the city of Imperial yesterday. It’s a fascinating location, where the …
La versión en español de la publicación del blog se puede encontrar aquí Click for the New Ecuador Earthquake Article 17 April 2016 | Quake Insights The event severely shook the …
16 April 2016 | Quake Insights Updated damage extent imagery A Mw=6.1 earthquake struck on April 14, followed by vigorous aftershocks. The epicenter as determined by the Japan Meteorological Agency …
A burst of seventeen 1.0≤M≤3.2 earthquake struck 0.2 mi (0.5 km) east of the Calaveras fault trace, east of San José, California, on 29-30 March 2016 at about 5-6 mi …
Temblor Insight|Mar 29, 2016 The M=4.2 shock, and a M=4.1 aftershock 5 hr 26 min later, struck just 45 miles north of Oklahoma City, between the West Lawrie and Sooner …
26 February 2016 | Quake Insights Today’s earthquake was strongly felt in Jackson, WY. It is a strike-slip event with the center of the rupture at a depth of about …
Quake Insight | Feb 22, 2016 Over 5 years since the Canterbury Earthquake Sequence started, the city of Christchurch is still being rattled by large aftershocks. The magnitude 5.7 earthquake, …
16 February 2016 | Quake Insights The M=4.8 Big Pine, CA quake was followed by a M=4.2 aftershock and several smaller ones; both are right-lateral ruptures at a depth of about …
Today’s magnitude-3.5 Moreno Valley, CA, quake near the San Jacinto fault begs the question The 13.5 km (8 mi) deep right-lateral strike-slip earthquake was widely, though weakly, felt in the …
13 February 2016 | Revised Quake Insights The foreshock has been removed from the catalog, so perhaps this was a phantom event. Five hours after the mainshock, improved earthquake depths and locations, …
Febrero 10, 2016 Con el reciente terremoto ocurrido en Taiwan (Febrero 5,2016; 6.4Mw, de acuerdo al USGS), algunas cosas interesantes pueden ser escritas. Hasta ahora los reportes oficiales indican el …