Research Articles
As Europeans become increasingly concerned about potential earthquakes, scientists must improve earthquake early warning systems and hazard communication — especially for business. By Pablo Salucci , Science writer (@psalucci) …
When the ground along the Salton Sea began shaking on June 5 and didn’t stop, scientists thought it was another swarm. But was it? By Debi Kilb, Ph.D., Scripps …
A resident of the Sierra Nevada foothills questions the possible reasons for the recent spate of Lake Tahoe quakes. By Lester Lubetkin We live outside of the small …
Megathrust earthquakes have caused some of the most devastating natural disasters in history, but a new model could improve our ability to forecast them. By Jessica Orwig, Ph.D., Science …
On May 30, a magnitude-6.1 earthquake struck northeast of Anchorage, Alaska, on a subducting microplate. By Elisabeth Nadin, Ph.D., University of Alaska Fairbanks Citation: Nadin, A., 2021, Southeast …
Computer simulations show that fluid flow can cause swarms of earthquakes. By Akash Kharita, Indian Institute of Technology, Roorkee, Temblor science writing extern (@seismo_akash) Citation: Kharita, A., 2021, …
A new study of New Zealand’s Alpine Fault reveals details about past earthquakes and the likelihood of a large future rupture. By Fionna M. D. Samuels, Ph.D. Student, Temblor …
Researchers determined that Cascadia is a standout among similar seismic zones worldwide because it produces fewer aftershocks than its global counterparts. By Lauren Milideo, Ph.D., science writer (@lwritesscience) …
M7地震の関連性をみると， 3月の地震が5月の地震を誘発した可能性は高いが，最初の2月の地震が3月の地震を促した明確な証拠はない． 遠田晋次（東北大学災害科学国際研究所） スタイン ロス（Ross S. Stein，Temblor社） Citation: Toda, S., Stein, R., 2021, Recent large Japan quakes are aftershocks of the 2011 Tohoku Earthquake, Temblor, http://doi.org/10.32858/temblor.175 …
Less clear is whether the three magnitude-7 quakes in the past 80 days are part of a chain reaction. The sequence has nevertheless left some faults closer to failure, so …
Research from Italy presents new metrics for resilience to improve outcomes of Italian students affected by devastating earthquakes. By Lauren Koenig, Ph.D. Candidate, Michigan State University (@Lauren_A_Koenig) Citation: …
A study of seismicity within Perunika Glacier on Livingston Island in Antarctica reveals variable icequake frequency possibly linked to melting ice. By Makenna Lenover, Temblor Earthquake News extern (@makennalenover) …
Chile’s prehistoric megathrust earthquakes can inform hazard models for the natural disaster insurance industry. By Madeline Dahm, science writer (@MadelineDahm) Citation: Dahm, M., 2021, Megamodels: Chile’s insurance sector …
एक बड़े भूकंप ने बुधवार को असम और आसपास के राज्यों के निवासियों को हिला दिया। मुख्य भूकंप के बाद भी आफ्टरशॉक्स ने क्षेत्र में खड़खड़ाहट जारी रखा । …
A major earthquake shook residents of Assam and nearby states on Wednesday. Aftershocks continue to rattle the region. By Akash Kharita, Indian Institute of Technology, Roorkee, Temblor science writing …
Scientists transformed telecom cables beneath Tangshan, China, into a rapidly deployed aftershock monitoring network following the 2020 magnitude-5.1 earthquake. By Mariah C. Hoskins, Ph.D., science writer (@DrMCHoskins) Citation: …
Is California overdue for a large earthquake? Perhaps, but residents shouldn’t get complacent. By Krystal Vasquez (@CaffeinatedKrys) Citation: Vasquez, K., 2021, Overdue? The future of large earthquakes in …
A recent study indicates increased slip rates along the Mission Creek strand of the San Andreas Fault, suggesting a novel configuration of earthquake risk at this latitude. By Ben …
Researchers used throwaway data from telecom companies to turn submarine telecommunications cables into deep-sea earthquake sensors. By Lauren Milideo, Ph.D., science writer, (@lwritesscience) Citation: Milideo, L., 2021, Undersea …
Scientists have discovered previously hidden signs of thermal unrest in the years leading up to recent volcanic eruptions. By Elisabeth Nadin, Ph.D., University of Alaska Fairbanks Citation: Nadin, …
Earthquake ‘felt reports’ can help determine where critical resources should be sent after a major quake. But these accounts may be biased toward those who have the means to report. …
The Newport-Inglewood Fault Zone is the likely source of yesterday’s early morning quake that rattled many in the Los Angeles metro region. By Jennifer Schmidt, Ph. D., Temblor Earthquake …
A study shows that the most socioeconomically vulnerable communities in California are also most vulnerable to earthquakes; they’re likely to experience the greatest damage. By Olivia Box (@oliviafaybox) …
La misteriosa serie de terremotos ocurridos recientemente al norte de Nueva Zelanda pudo haber sido el resultado de una forma particular de activación de sismicidad. Por Héctor González-Huizar, Ph.D., …
New models add to the evidence that stress changes from prehistoric Lake Cahuilla helped trigger past large earthquakes. By Laura Fattaruso, M.S., Ph.D. Candidate, UMass Amherst (@labtalk_laura) Citation: …
State of the art simulations reveal that Vancouver’s tall concrete buildings are especially vulnerable to some types of seismic waves. By Shi En Kim (@goes_by_kim) Citation: Kim, S. …
A mystifying series of earthquakes that struck north of New Zealand last week may have resulted from a unique form of seismic triggering. By Hector Gonzalez-Huizar, Ph.D., Ensenada Center …
“ShakeAlert,” the earthquake early warning program, is set to deliver alerts to the public in Oregon via mobile devices starting today. By Mariah C. Hoskins, Ph.D., Science Writer (@DrMCHoskins) …
Researchers used supercomputers to create millennia of simulated earthquakes in Southern California, then studied what hazard these quakes might create. By Lauren Milideo, Ph.D., science writer (@lwritesscience) Citation: …
A recent study shows that seismic hazard analyses can be improved by connecting more faults in an earthquake forecasting model. By Jeng Hann Chong, Cal State University Northridge …
A preliminary analysis shows that the fault that slipped in December’s destructive magnitude-6.4 Petrinja earthquake slipped about 10 feet (three meters). By Athanassios Ganas, National Observatory of Athens, Institute …
Recent lab experiments show that flashes of light seen during earthquakes come from rocks that fracture during landslides caused by shaking ground. By Melissa L. Weber, science writer (@Melwriter) …
Un terremoto de magnitud-6.4 ocurrió cerca de San Juan, Argentina esta semana, pocos días después de que la ciudad conmemorara un nuevo aniversario del sismo que destruyera la ciudad 77 …
A magnitude-6.4 earthquake struck near San Juan, Argentina, this week, just days after the city commemorated a destructive earthquake three quarters of a century earlier. By Carlos Costa, Ph.D., …
Researchers show how a range of fault slip angles explains the observed continuum of earthquake rupture speeds, even those thought forbidden by classic theory. By Mariah C. Hoskins, Ph.D., …
Between Los Angeles and San Francisco, the San Andreas Fault releases stress by gradual movement. Scientists calculate fault slip from offset topography and discuss seismic hazard. By Chelsea …
Researchers used a modeling approach to study the magnitudes of California’s largest historical earthquakes, finding that the 1906 San Francisco quake was magnitude-7.9. By Lauren Milideo, Ph.D., science writer …
We find that the Petrinja earthquake raised the chances of another large, damaging shock nearer to Zagreb by a factor of three, but the probability is still low, at about …
A M3.6 earthquake rattled the San Francisco Bay Area early this morning. The quake struck ~7 miles offshore and USGS data suggest that it accommodated right lateral strike slip …
A magnitude-6.4 earthquake rattled Central Croatia on Tuesday, Dec. 29. Reports of significant damage highlight vulnerable construction in the region. By: Nenad Bijelić, Ph.D., EPFL (École Polytechnique Fédérale de …
A damaging M6.4 earthquake rattled Croatia today, centered near Petrinja. It appears to have struck on a strike slip fault. This quake came a day after a M5.2 quake …
Kīlauea Volcano on the Big Island of Hawaii reawakened on Dec. 20 with a flourish, fountaining lava in its summit crater. Temblor talks with volcanologist Michael Poland about what the …
A recent study concludes that small- to moderate-sized earthquakes are greater contributors to earthquake hazard and risk than large earthquakes. By D’Maia Curry, freelance science writer Citation: Curry, …
Friday’s coverage of the American Geophysical Union (AGU) 2020 Fall Meeting focuses on preparing for cascading hazards, searching for unusual subduction zone earthquakes and helping illuminate earthquake hazard in Haiti. …
Welcome to Temblor’s coverage of the American Geophysical Union (AGU) 2020 Fall Meeting! Today (Thursday, December 10, for those keeping track), we focus on student-led research that our readers might …
A M6.1 earthquake struck Taiwan late last night off the island’s eastern coast. Shaking was felt as far away as Hong Kong. The region sits on a relatively complex …
By Sotiris Valkaniotis, Ph.D., Koronidos Str., Greece and Athanassios Ganas, Ph.D., National Observatory of Athens, Institute of Geodynamics Citation: Valkaniotis, S., and Ganas, A., 2020, Surface deformation observed in …
By: Haluk Eyidoğan, Ph.D., Professor of Seismology, İstanbul Technical University Citation: Eyidoğan, H., 2020, M5.0 quake strikes Eastern Turkey, Temblor, http://doi.org/10.32858/temblor.142 A M5.0 earthquake struck Thursday in …
Rare catastrophic events prove hard to predict, but catastrophist Gordon Woo posits a methodical way to think through just how bad future disasters might be. By Alka Tripathy-Lang, Ph.D., …
A M 6.1 earthquake struck offshore of Central Chile yesterday. The quake occurred on the edge of the rupture extent of the 2010 M 8.8 Maule earthquake. Large earthquakes …
A new method helps hospitals prepare to promptly treat the most severely injured patients right after a major earthquake. By, Elizabeth Goldbaum, Science Writer (@EFGoldbaum) Citation: Goldbaum, E, …
İzmir’de 30 Ekim depreminde birçok bina çöktü. Şehir genelinde potansiyel deprem yer hareketlerinin belirlemesinin daha iyi yapılması ve deprem şartnamesine uyum, kuvvetli deprem yer hareketlerine dayanıklı binaların tasarlanmasını sağlayacaktır. …
Several buildings in İzmir collapsed during the Oct. 30 earthquake. Code compliance with better assessments of potential ground motion throughout the city would ensure the design of buildings to withstand …
Natural hazards don’t have to become natural disasters if you properly prepare. That’s called resilience. And it’s the focus of a free year-long webinar series that starts this week. …
Multidisciplinary research on archaeological sites in Israel suggests a different fault than originally thought damaged the city in the eighth century and may rupture again. By Vanessa Vieites, science …
Researchers use precariously balanced rocks to reduce uncertainties in seismic hazard models for California’s Central Coast. By Akash Kharita, Indian Institute of Technology, Roorkee Citation: Kharita, A., 2020, …
Ege Denizi adalarından Samos, 116 yıl sonra yeniden büyük bir depremle sarsıldı. Yazar: Margarita Segou, Ph.D., Birleşik Krallık Jeoloji Kurumu Alıntı: Segou, M., 2020, Samos depreminin 48 saat …
A M3.6 quake shook the northeastern U.S. yesterday, including major cities such as Boston and New York. Although earthquakes of this magnitude are rare in this part of the …
A team of scientists puts together the whole picture on what caused the extreme magnitude and slip during the 2011 magnitude-9 Tohoku earthquake, and overturns a long-held scientific law. …
Preliminary data indicate that the fault that ruptured in the Samos earthquake slipped 6 feet (1.8 meters). By Athanassios Ganas, National Observatory of Athens, Institute of Geodynamics Panagiotis Elias, National …
Το νησί της Σάμου χτυπήθηκε από δυνατό σεισμό μετά από 116 χρόνια Δρ. Μαργαρίτα Σέγκου, Βρετανική Γεωλογική Υπηρεσία παραπομπή: Σέγκου, Μ., 2020, Το νησί της Σάμου χτυπήθηκε από …
By Miguel Neves, Ph.D. Candidate, Georgia Institute of Technology (@Waves2Miguel) A new study based on earthquakes in the Marmara Sea, Turkey, showed how a moderate earthquake initiated and suggests …
The Aegean Sea island of Samos is struck by another large earthquake after 116 years. By Margarita Segou, Ph.D., British Geological Survey Citation: Segou, M., 2020, What do …
A strong earthquake rattled Turkey and Greece today, causing significant damage and a tsunami that flooded parts of Seferihisar, Turkey, and the Greek island of Samos. By Jennifer Schmidt, …
A M 7.0 earthquake rattled Western Turkey and Eastern Greece today. The epicenter is located within the Aegean Sea, north of Samos. Reports of severe damaged in Izmir. …
M5.0 and M4.4 quakes struck near Batangas City in the Philippines this morning. The region is at risk of strong shaking according to Temblor’s hazard model. The nearby 1994 …
Last week’s magnitude-7.6 Alaska quake raises questions about the nature of aftershocks. By Elisabeth Nadin, Ph.D., Associate Professor, University of Alaska Fairbanks Citation: Nadin, E., 2020, Alaska’s double …
During large quakes, rocks can jump or shift from their initial locations. How far they traveled tells scientists how much the ground moved during rupture. By Alka Tripathy-Lang, Ph. …
Ground motions in Los Angeles Basin show up to four times greater shaking than expected from the Ridgecrest earthquake. by Laura Fattaruso, M.S., Ph.D. Candidate, UMass Amherst (@labtalk_laura) …
Scientists working on the California Historical Intensity Mapping Project compare quake-shaking forecasts to measured shaking intensity, with some surprising results. By Julie Pierce Onos (@JuliePierceOnos) Citation: Pierce Onos, …
Surveys reveal how different stakeholders used aftershock forecasts following the 2016 Kaikōura earthquake in New Zealand. By D’Maia Curry, freelance science writer Citation: Curry, D., 2020, How do people …
As millions of people participate in earthquake drills as part of the ShakeOut, resilience experts note the importance of preparation, especially for businesses. A new resilience webinar series was announced. …
Orta Anadolu’nun (Türkiye) oldukça büyük bir bölümünü kesen hipotetik bir makaslama zonunda orta şiddette bir deprem oldu. Haluk Eyidoğan, Ph.D., Sismoloji Profesörü, İstanbul Teknik Üniversitesi Citation: Eyidoğan, H., …
A moderate quake struck on a hypothetical shear zone that cuts through a sizable portion of Central Turkey. By: Haluk Eyidoğan, Ph.D., Professor of Seismology, İstanbul Technical University …
A series of small earthquakes near the recently built Calaveras Dam replacement is a reminder of the significant seismic hazard at the new dam site. By Melissa L. Weber, …
Ross Stein tells a story of how a group of residents saved their neighborhood from the recent CZU Lightening Complex Fire in this 3.5-minute video. By Ross Stein, Ph.D., …
Two leading geoscientists weigh in on what the Sept. 18, magnitude-4.5 earthquake means for Los Angeles. “[This quake] tells us there may be even more active faults below the surface …
An earthquake swarm south of the Salton Sea fired off hundreds of quakes in the past 24 hours, including a magnitude-4.9 jolt felt as far away as San Diego. …
The faults bounding the Himalayan range front could produce great earthquakes, similar to those which struck the Aleutian arc during the twentieth century. By Akash Kharita, Indian Institute of …
Researchers have discovered a pattern in slickenlines — scratches on fault surfaces — that can be used to determine which way a fault ruptured in a past earthquake. By …
Researchers devised a way to measure changes in ocean temperature using earthquakes. By mining historical seismic records, researchers got a glimpse of past ocean trends. By Shi En Kim …
COVID-19 infection rates would rise if a large earthquake occurred during the pandemic. Researchers say that the number of resulting new cases depends on whether authorities prepare now. By …
A magnitude-5.1 earthquake that recently occurred in Baja California, Mexico was felt as far as Los Angeles, California. What is the seismic risk imposed by the faults in Baja California? …
In the early 1900s, debate raged about Southern California’s earthquake risk. Intrigued by the adversaries, seismologist Susan Hough wrote a book about it. By Alka Tripathy-Lang, Ph.D (@DrAlkaTrip) …
A recent study shows that seismometers on the ground are behaving like magnetometers that record auroral activity in Alaska. By Jeng Hann Chong, Cal State University Northridge Citation: …
Location matters: Seismologists studying historical casualty estimates after large earthquakes suggest future rescue efforts should look for rural-area victims. By Melissa L. Weber, MA (@Melwriter) Citation: Weber, M., …
The quieting of seismic noise during the coronavirus lockdown may help scientists understand Earth’s natural vibrations. By Elizabeth Goldbaum, Science Writer (@EFGoldbaum) Citation: Goldbaum, E., 2020, Ground vibrations …
A fault that lies beneath north Las Vegas has now been shown to have tectonic origins — with implications for seismic hazards in Las Vegas. New research reveals when and …
An earthquake swarm under the Salton Sea appears to be calming down after a day, but scientists continue to keep a close eye on the region.
Yesterday’s magnitude-5.1 quake in western North Carolina was felt throughout the southeastern U.S. Although it came as a shock, a quake of this magnitude is not unexpected. By John …
Scientists are getting new clues about seismic activity before large earthquakes along subduction zones by measuring tectonic wobbles in Japan and Chile. By Chelsea Scott, Ph.D., Assistant Research Scientist, …
Computer simulations help researchers understand the range of possible outcomes of a rupture when key details of the San Andreas Fault are still unknown. By: Shi En Kim (@goes_by_kim) …
A magnitude-7.8 quake struck near the mostly uninhabited Shumagin Islands on July 22, 2020, potentially closing a large seismic gap along the Aleutian trench. By Elisabeth Nadin, Associate Professor, …
New research suggests that water-rich rocks present along subduction zone boundaries may cause these areas to ‘creep’ along without generating earthquakes. By Melanie Chan, @mellojellochan Citation: Chan, M. …
A recent study finds that ancient rock structures in Australia that formed over 500 million years ago determined the pathway of a 2016 earthquake. By Helen Santoro, freelance science …
The 2019 Ridgecrest quakes stressed the Garlock Fault. If it ruptured in a large shock, it would likely trigger a San Andreas earthquake north of Los Angeles. By Ross …
Smartphone usage may provide a global earthquake early warning system through crowdsourced motion detection with the MyShake app. By Melissa L Weber, M.A., freelance science writer (@Melwriter) Citation: …
Researchers link subducting plate angle to earthquake events that produce larger than normal tsunamis — helpful information for future tsunami risk awareness. By: Danielle Woodring, M.S., structural geologist/science writer …
A recent paleoseismic study used a new method to identify the timing of past earthquakes that occurred in the Monterey Bay area prior to the 1906 San Francisco earthquake. …
New high-res 3D images of a fault zone show how fluid movement causes an earthquake swarm. By Julie Pierce Onos (@JuliePierceOnos) Citation: Pierce Onos, J. 2020, Imaging from …
