Research Articles
Experts dive into what went well and what needs to be improved when it comes to major earthquakes in Istanbul, Türkiye. By M. Erdik, Boğaziçi University, Istanbul, Türkiye, A. …
Just 10 days after the Kamchatka tsunami hit its shores, the island nation of Samoa received a payout from the Pacific Catastrophe Risk Insurance Company (PCRIC), a regional development insurer. …
A large foreshock that struck 10 days before the magnitude 8.8 Kamchatka earthquake brought the epicentral megathrust patch closer to failure and produced an exceptionally abundant burst of aftershocks. …
How scientists model slow-slip earthquakes can also help them understand slow-moving landslides, a common hazard along the West Coast. By Rebecca Owen, Science Writer (@beccapox) Citation:Owen, R., 2025, …
Although scientists were not entirely surprised by the magnitude 7.7 earthquake that struck Myanmar on March 28, 2025, the event is a stark reminder that similar active structures exist — …
By Surya Narayan Shrestha (National Society for Earthquake Technology, Kathmandu, Nepal) and Susan E. Hough (U.S. Geological Survey, Pasadena, California. USA) Citation: Narayan Shrestha, S. and Hough, S.E., 2025, …
Minimal damage from the Julian earthquake should result in maximum earthquake preparedness efforts. By Debi Kilb (Scripps Institution of Oceanography at UCSD), Alice-Agnes Gabriel (Scripps Institution of Oceanography at …
The 23 April 2025 earthquake appears to have ruptured a 20-kilometer-long section of the Marmara Fault, near the site of a 2019 magnitude 5.7 shock. Previous major events include earthquakes …
Our short-term forecast suggests that between now and May 1, between 1 and 4 shocks greater than or equal to magnitude 4.0 are expected — fortunately a low rate. Much …
A relatively shallow right-lateral earthquake rocked Myanmar and other parts of southeast Asia, causing damage and death. By Ross S. Stein, Temblor, Inc., and Shinji Toda, Tohoku University …
Much of the world lacks earthquake insurance, but when a magnitude 7.3 earthquake struck Vanuatu, the Pacific island nation was protected. By Ross S. Stein and Gabriel Lotto, Temblor, …
A December 2024 earthquake that occurred off California’s coast highlights concerns surrounding how tsunami risk is communicated. By Rebecca Owen, Science Writer (@beccapox.bsky.social) Citation: Owen, R., 2025, Anatomy …
EarthquakeSim’s YouTube channel has gone viral by exploring how visual storytelling could help disaster preparedness. By Lauren A. Koenig, Ph.D., Science Writer (@Lauren_A_Koenig) Citation: Koenig, L.A., 2025, Simulating …
A relatively shallow, left-lateral strike-slip event struck on a fault zone that bounds the Caribbean plate. By Ross S. Stein, Temblor, Inc., and Shinji Toda, Tohoku University At …
In late January, a moderate earthquake struck offshore southwestern Luzon, Philippines, and was felt across Metro Manila. DOST-PHIVOLCS scientists explain what’s going on. By Deo Carlo E. Llamas (@deotectonics), …
Catastrophe risk company celebrates a decade of helping the world understand earthquake risk. By Megan Sever, Editor-in-chief, Temblor Earth News On December 17, 2024, a magnitude 7.3 …
Coulomb stress calculations and the distribution of aftershocks indicate that the early December magnitude 7.0 earthquake likely stressed the northern tip of the San Andreas, near the end of the …
El análisis de 14 años de registros sísmicos revela que estos eventos no son estacionales Por Esteban J. Chaves, Observatorio Vulcanológico y Sismológico de Costa Rica, OVSICORI, Universidad Nacional …
Analysis of 14 years of earthquake records reveals that these events aren’t seasonal By Esteban J. Chaves, Ph.D., Volcanological and Seismological Observatory of Costa Rica OVSICORI, Universidad Nacional …
Para aprovechar el valioso tiempo que brindan los sistemas de alerta temprana, los hospitales deben desarrollar protocolos de respuesta ante terremotos meticulosamente elaborados. Por Montana Denton, Temblor science writing …
To take advantage of the valuable time given by early warnings, hospitals must develop meticulous earthquake response protocols. By Montana Denton, Temblor science writing extern (@montana_denton) Citation: Denton, …
A new system for cataloguing earthquake fatalities suggests that five countries have suffered the greatest loss of life over the past 500 years. By Rebecca Owen, Science Writer (@beccapox) …
New research suggests branch faults serve as on-ramps to major fault superhighways. The key to this phenomenon might be that the branch fault ruptures faster than seismic waves can travel …
As we reflect on the fourth anniversary of the 2020 Masbate earthquake, a coconut tree underscores the significance of short recurrence intervals and precise locations of fault ruptures. By …
The earthquake that struck offshore eastern Mindanao in the southern Philippines on August 3, 2024 resulted from renewed movement of an extinct fracture zone subducting into Earth’s mantle. That movement …
The largest shocks in the Nankai subduction zone range between magnitude 8 and 9 and occur every 100 to 200 years. But, the recent magnitude 7.1 shock occurred in a …
Information gathered during a 2021 marine research expedition offers insight into the possible behavior of the Pacific Northwest’s most enigmatic fault. By Rebecca Owen, Science Writer (@beccapox) Citation: …
Several studies show that constructing safe structures in earthquake-prone regions can be accomplished using sustainable materials that range from mass timber to recycled tires. By Alice Turner, Simpson Strong-Tie …
The Philippine island of Palawan — considered a stable part of the seismically active country — was recently shaken by two earthquakes in two days, highlighting the need to reassess …
Single-family homes in Los Angeles neighborhoods with predominantly Black, Hispanic, and low-income residents have fewer seismic retrofits than in other parts of the city. By Rebecca Owen, Science Writer …
For the first time in Costa Rica, scientists document that earthquakes can communicate with faults, even at a distance of more than a thousand kilometers. By Sonia Hajaji and …
A memorial to Paul Tapponnier, a scientist at all scales. By Yann Klinger, Institut de Physique du Globe, Université de Paris Cité The first time I physically …
Mga lindol na kasalukuyang nagaganap sa silangang Mindanao, siniyasat ng mga siyentipiko mula sa DOST-PHIVOLCS By Deo Carlo E. Llamas, Jeffrey S. Perez, Crystel Jade M. Legaspi, Jonard Jhon …
DOST-PHIVOLCS scientists explore recent seismicity in eastern Mindanao, a southern Philippine island. By Deo Carlo E. Llamas, Jeffrey S. Perez, Crystel Jade M. Legaspi, Jonard Jhon S. Acid, John …
Simulations of underwater earthquakes and landslides in the Ionian Sea found that they could generate tsunami waves as high as 2.5 meters in southern Italy. By Laura Fattaruso, Simpson …
An earthquake was widely felt across the Los Angeles area. We provide a quick summary of what happened. By Temblor Team Members (@temblor) At 1:49 p.m. local time …
A tribute to Thomas C. Hanks, a USGS geophysicist who showed himself to be a generous mentor, as well as a leading scientist. By Wayne Thatcher, U.S. Geological Survey …
For the AGU 2023 Gutenberg Lecture, Lucile Jones discussed how social science research has helped her to better communicate seismic research to the public and legislators. By Fionna M. …
On April 5, residents across a wide swath of New York, New Jersey, and Pennsylvania experienced what may have been their first — and possibly not last — earthquake. …
A magnitude 7.4 earthquake rocked much of Taiwan, causing death and damage. The eastern side of the island, near the epicenter, was especially affected. By Ross S. Stein, Ph.D., …
Family homes with a room built atop the garage are common across the U.S. In an earthquake, these buildings risk collapse, but they are not currently covered by most local …
After two phases of testing and more than 100 simulated earthquakes, the 10-story TallWood building perched atop the largest shake table in the world remained intact. By Fionna M. …
A new study highlights how predominantly minority neighborhoods in Los Angeles — and especially those with Black populations — will be most affected in the aftermath of a large earthquake. …
Experts reflect on building collapses in the wake of the 2023 Türkiye earthquakes and the importance of earthquake-resilient design in both the U.S. and Türkiye. By Alice Turner, Ph.D., …
A magnitude 7.5 earthquake on the western shores of Honshu, Japan, caused extreme shaking and felled a five-story building on New Year’s Day. The shaking was far more severe than …
After a month of relative quiet, what caused the latest Iceland eruption near Grindavík? Read the latest developments here. By Melissa Scruggs, Ph.D. (@VolcanoDoc) Citation: Scruggs, Melissa A., …
Sa may silangang baybayin ng Isla ng Mindanao sa katimugan ng Pilipinas, malalakas na lindol ang nagmumula bunsod ng labis na aktibidad ng Philippine Trench. Ngunit ang iba’t-ibang fault mechanisms …
Off the eastern shore of Mindanao Island in the southern Philippines, large magnitude earthquakes result from the highly active Philippine Trench. But the varied fault mechanisms of the recent magnitude …
Isang lindol na may lakas na 7.6 na megathrust ang nangyari malapit sa isla ng Mindanao. Matindi ang pagyanig, mayroong maliit na tsunami, at maraming napakalakas na aftershocks ang sumunod. …
A magnitude 7.6 megathrust earthquake occurred near Mindanao Island. Strong shaking, a small tsunami and many very large aftershocks have followed. By Ross S. Stein, Ph.D., Temblor, Inc. and …
Sa nakaraang ilang lingo, dalawang lindol na may Magnitude 6.8 at 7.4 ang tumama sa Mindanao. Ang malakas na pagyanig ay nagdulot ng pagkasira sa mga istruktura, liquefaction, landslides, pagbabago …
Magnitude 6.8 and 7.4 earthquakes struck Mindanao Island in the last couple of weeks. The strong ground shaking caused significant structural damage, liquefaction, landslides, sea-level disturbance and tsunamis. Experts examine …
Creating an international standard for seismic intensity reports will lead to more accurate earthquake characterization. By Montana Denton, Temblor science writing extern (@montana_denton) Citation: Denton, M., 2023, International …
How close is Iceland’s Grindavík to a volcanic eruption? Read the latest developments here. By Melissa Scruggs, Ph.D., Science Writer (@VolcanoDoc) Citation: Scruggs, Melissa A., 2023, Iceland’s ground …
The recent quadruplet of earthquakes that have rocked Herat, Afghanistan, bring an important question to the fore: how can traditional earthen buildings be strengthened to withstand shaking? By Alice …
Immature faults, such as those in the Eastern California Shear Zone, generate widespread fracturing at the surface during earthquakes. A new displacement model characterizes the hazard posed to infrastructure by …
If you’re considering a seismic retrofit, Janiele Maffei, the executive director of the California Residential Mitigation Program, has some advice. By Fionna M. D. Samuels, Ph.D., Optimum Seismic Fellow …
Identifying active fault zones can help scientists determine whether an area is prone to surface rupture; finding features associated with ancient volcanoes may help. By Thystere Matondo Bantidi, Ph.D., …
Meteorological data suggest that simultaneous heavy rainfall from Hurricane Hilary and an earthquake in Ojai, California, were coincidences. By Qiushi Zhai (Caltech Seismological Laboratory, qzhai@caltech.edu), Zhigang Peng (School of …
El devastador terremoto que sacudió Marruecos el 8 de septiembre de 2023 cobro la vida de miles de personas. Si bien no fue un evento sin precedentes, tuvo lugar en …
Le tremblement de terre dévastateur qui a frappé le Maroc le 8 septembre 2023 a tué des milliers de personnes. Il n’était pas sans précédent, bien qu’il se soit produit …
The devastating earthquake that struck Morocco on September 8, 2023 killed thousands of people. It was not unprecedented, although it did occur in a less seismically active zone than other …
Researchers at the University at Buffalo put a retrofitted brick-and-mortar building to the test. Though the building stood up to the “earthquakes” it’s designed for, stronger shaking caused bricks to …
On Sunday, a magnitude-5.1 earthquake struck about 7 kilometers (4.3 miles) southeast of Ojai, Calif., likely due to a small, as-yet unidentified fault near the San Cayetano Fault. The confluence …
As Hurricane Hilary lashes the southwestern U.S., some may wonder if an earthquake could result. Not likely, scientists say. By Alice R. Turner, Ph.D., Simpson Strong-Tie Fellow (@SeismoAlice) …
Ayer, una serie de sismos, comenzando con un evento de magnitud 6,1, sacudió Bogotá, la capital de Colombia, y otras ciudades a lo largo de la Cordillera Oriental. By …
Yesterday, a series of earthquakes, starting with a magnitude-6.1 event, shook Colombia’s capital city of Bogotá and other cities along the Eastern Cordillera. By Albert Leonardo Aguilar Suarez, Ph.D. …
A new study suggests a warning sign may be available two hours before an earthquake strikes. An independent analysis suggests otherwise, and underscores the importance of rapid, open exchange of …
Natural hazards that become disasters produce literal tons of debris that need to be quickly cleaned up. However, very few countries consider disaster waste cleanup to be a critical service …
Oregon is susceptible to shaking from both shallow crustal earthquakes and large-magnitude subduction zone shocks. In either scenario, the population of Portland would be at risk. By Alice R. …
Global satellite navigation systems (GNSS) can be used to help quickly characterize damaging earthquakes when seismic sensors aren’t available, according to new research. GNSS data especially help in areas where …
A new method utilizes online testimonies collected after earthquakes to classify events as high or low impact in the immediate aftermath. The approach may provide emergency responders with valuable information, …
Join Temblor co-founders Ross S. Stein, Ph.D., and Volkan Sevilgen, M.Sc., as they discuss the Feb. 2023 Turkey earthquakes from the perspective of California’s future seismicity. Registration required. …
A new report released in April estimates annual earthquake losses in the U.S. of $14.7 billion — a 140 percent increase over the previous estimate of $6.1 billion per year. …
Along with social and economic losses, large-scale natural disasters often have adverse effects on the mental, cognitive and functional health of those who survive them. A new study looks at …
A new study offers insights, warnings and recommendations for moving forward from the recent devastation that followed the Feb. 2023 Turkey earthquakes. By Rebecca Owen, Science Writer (@beccapox) …
Researchers are redefining structural resilience this month by testing the first 10-story TallWood building made of mass timber and rocking walls on the University of California San Diego’s shake table. …
Like climate change, earthquake hazards disproportionately impact poor and developing nations, which makes it imperative for a global organization such as the United Nations to create a parallel treaty for …
A memorial to David D. Jackson, who leaves behind an influential body of work and an outstanding cohort of former students and collaborators across the globe. By Ross S. …
Indonesian scientists fulfill the need for earthquake education on islands replete with tectonic-related hazards, starting with North Sulawesi. By Anne Sirait, Geophysics Program, Universitas Indonesia and Seismology Division of …
Hollister and Bay Area residents saw their afternoon interrupted by a magnitude-4.4 temblor on April 4. The event, which occurred after 3 p.m. with an epicenter near Tres Pinos, was …
A magnitude-4.2 earthquake shook Southern California last Friday. The event, with an epicenter 3 miles from Caltech’s Palomar Observatory, was felt widely throughout San Diego and the Los Angeles area. …
Former Los Angeles Mayor Eric Garcetti, who was just confirmed as the next ambassador to India, talks with Temblor about resilience, the importance of neighborhoods and his love of earthquakes. …
Las pólizas de seguro paramétricas realizan los pagos basados en unas reglas preestablecidas, como por ejemplo la magnitud y/o ubicación de un terremoto. Algunos países pueden beneficiarse de los desembolsos …
Parametric insurance policies pay based on pre-agreed thresholds like the magnitude and/or location of an earthquake. Some countries benefit from rapid payouts using this type of insurance. By Mario …
Temblor chats with Gill Jolly, research leader for the Natural Hazards and Risks arm of GNS Science Te Pū Ao, the government agency that conducts geological and geophysical monitoring of …
Researchers found that an ancient, mineral-encrusted landslide was too old to have caused the 1918 tsunami. A nearby fault was to blame instead. By Lauren Milideo, Science Writer (@lwritesscience) …
Scientists developed a new and more accurate model to forecast earthquakes by mimicking the energy release of past earthquakes. By Jeng Hann Chong, PhD Candidate at the University of …
Brought closer to failure by the Feb. 6, 2023, magnitude-7.8 shock, the magnitude-7.5 shock that struck nine hours later caused aftershocks to turn on in some zones and off in …
New findings on Bainbridge Island offer insights into the history and behavior of a complex fault system under Seattle, Washington. By Rebecca Owen, Science Writer (@beccapox) Citation: Owen, …
At 4:17 a.m. on Feb. 6, 2023, a magnitude-7.8 earthquake struck near Pazarcık City in south-central Türkiye, followed by a magnitude-7.5 event about 9 hours later. In this report, scientists …
El segmento Este de la Falla Anatolia en Turquía fue un gigante que despertó el 6 de febrero de 2023, generando un terremoto de Magnitud 7.8, con consecuencias devastadoras. Este …
Sürgü ve Çardak faylarındaki 7.5 büyüklüğündeki depremin, 110 kilometre güneyde meydana gelen Doğu Anadolu Fayındaki 7.8 büyüklüğündeki deprem ile tetiklenmiş olabileceğini erken verilere ve modellere dayalı Coulomb gerilim hesaplamaları göstermektedir. …
Coulomb stress calculations based on preliminary data and models suggest that the magnitude-7.5 shock on the Sürgü and Çardak faults was brought closer to failure by the magnitude-7.8 rupture on …
A powerful magnitude-7.8 earthquake struck southern Turkey, near the Syrian border, followed by a magnitude-7.5 quake nine hours later. Thousands of casualties have been reported, with more expected. By …
The quake produced severe shaking in a lightly populated area, brought the southern tip of the Cascadia Subduction Zone slightly closer to failure, and modestly inhibited rupture on the San …
Utah has experienced energetic earthquakes in the past. If a magnitude-7.0 earthquake hits the state, major cities would feel strong shaking and likely experience events triggered by the shock. By …
A group of social scientists, seismologists and engineers is developing surveys to understand the efficacy of earthquake early warning alerts. By Meghomita Das, Palomar Fellow (@meghomita) Citation: Das, …
A magnitude-6.1 earthquake that shook western Turkey in November struck a region that also shook in August and November 1999. Reports of shaking revealed significant variation in intensity. Why? …
A magnitude-6.4 earthquake struck off the seismically active coast of Northern California, not far from Eureka, on Tuesday, Dec. 20. By Temblor Editorial Team, (@temblor) This is story …
