📰 Latest earthquake news (past 30 days)
Data: USGS past 30 days · See all earthquakes today →
- 🇯🇵 Japan — one of the world's most seismically active countries, located on the Pacific Ring of Fire
- 🇮🇩 Indonesia — high frequency of earthquakes due to multiple converging tectonic plates
- 🇺🇸 United States — Alaska and the western states experience frequent seismic activity
- 🇨🇱 Chile — home to some of the largest earthquakes ever recorded
- 🇵🇭 Philippines — located on the Pacific Ring of Fire with regular seismic events
- 🇳🇿 New Zealand — active seismic zone along the Alpine Fault
- 🇹🇷 Turkey — sits on multiple active fault lines including the North Anatolian Fault
- 🇲🇽 Mexico — subduction zone activity along the Pacific coast drives frequent earthquakes
Magnitudes are reported using the Moment Magnitude Scale (Mw), which accurately measures large earthquakes. It replaced the older Richter scale. Each whole number increase represents about 32 times more energy released.
Live Earthquake Map
Real-time seismic events from around the world, updated every minute.
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M 0–2.9 Minor — rarely feltM 3–3.9 Light — often felt, rarely damagingM 4–4.9 Moderate — felt widelyM 5–5.9 Strong — can cause damageM 6+ Major — serious damage potential
Deep-ocean events with no nearby landmass may remain unattributed — this is correct behaviour.
All times are displayed in your local browser timezone.
Do not use for emergency decisions. For alerts, consult earthquake.usgs.gov.
Frequently Asked Questions About Earthquakes
❓ What causes earthquakes?
Earthquakes are caused by the sudden release of energy along fault lines when tectonic plates move. Most earthquakes occur at plate boundaries, where plates either collide (convergent boundaries), pull apart (divergent boundaries), or slide past each other (transform boundaries). The build‑up of stress over time causes rocks to break, releasing seismic waves that shake the ground. Human activities like mining, reservoir filling, and fracking can also induce small earthquakes. Intraplate earthquakes occur far from plate boundaries, like in Australia or Brazil. The point where the rupture starts is called the hypocenter, and the location directly above it on the surface is the epicenter.
❓ What was the biggest earthquake ever recorded?
The largest earthquake ever recorded was the 1960 Valdivia earthquake in Chile, with a magnitude of 9.5 on the moment magnitude scale. It struck on May 22, 1960, and caused a devastating tsunami that affected the entire Pacific basin, reaching as far as Hawaii, Japan, and the Philippines. The earthquake itself lasted about 10 minutes, and the tsunami killed thousands of people. Other notable great earthquakes include the 1964 Great Alaska earthquake (M9.2), the 2004 Sumatra‑Andaman earthquake (M9.1–9.3), and the 2011 Tōhoku earthquake in Japan (M9.1).
❓ Should I get earthquake insurance?
If you live in a seismically active region (California, Japan, Turkey, Chile, Indonesia, the Pacific Northwest of the USA, etc.), earthquake insurance can protect your home and belongings. Standard homeowners policies usually exclude earthquake damage. Typical earthquake insurance covers dwelling, personal property, and additional living expenses. However, deductibles are often high (10–25% of the policy limit). Review your risk with a local agent. Even in low‑risk areas, a moderate earthquake can cause expensive damage. Many experts recommend earthquake insurance if you can afford the premium – it's a relatively low cost for peace of mind.
📊 How many earthquakes happen every day?
On average, the USGS detects about 50 to 80 earthquakes per day globally — that's roughly 20,000 to 30,000 per year. Most are small (magnitude < 3) and go unnoticed. On any given day, there are typically 5–15 earthquakes of magnitude 5 or larger, and about 1–3 magnitude 6+ events per week. You can see the live count on our stats bar above.
🌏 What is the Ring of Fire?
The Ring of Fire is a horseshoe‑shaped zone around the Pacific Ocean where about 90% of the world's earthquakes occur. It spans 40,000 km and includes active subduction zones, volcanic arcs, and oceanic trenches. Countries like Japan, Indonesia, Chile, the Philippines, and the US (Alaska, California) lie on it. Learn more about earthquakes in Japan, Chile, and the Philippines on our region pages.
📏 What's the difference between earthquake magnitude and intensity?
Magnitude is a single number that measures the energy released at the earthquake source — it's determined by seismic instruments and does not change with location. Intensity (measured on the Modified Mercalli Scale) describes the shaking felt and damage observed at a specific place. It varies with distance from the epicenter and local ground conditions. See our magnitude scale table below for more details.
⏱️ How do earthquake early warning systems work?
Early warning systems detect P‑waves (fast, less damaging) seconds before the S‑waves (slower, more destructive) arrive. Networks of seismometers send alerts to cell phones and automated systems. This gives people a few to tens of seconds of warning — enough to drop, cover, and hold on, or to stop trains and shut down gas lines. However, they cannot predict quakes; they only provide a short heads‑up after one has already started. The USGS operates ShakeAlert in the western US.
🔮 Can earthquakes be predicted?
No — despite decades of research, there is no reliable scientific method to predict the exact time, location, and magnitude of an earthquake. Scientists can only estimate probabilities (e.g., a 70% chance of a major quake in California within 30 years). We do not have a working earthquake prediction system. What we do have is early warning — which is not prediction but a rapid alert after the quake starts. Always prepare as if a quake could happen today.
🍂 Do earthquakes happen more often in certain seasons?
No — earthquakes are not seasonal. The forces that drive plate tectonics operate continuously and are not affected by weather or seasons. There is no statistical link between earthquake frequency and time of year. However, human‑triggered events (like reservoir‑induced seismicity) may show seasonal patterns due to water levels, but natural earthquakes are random in time.
💀 What was the deadliest earthquake in history?
The deadliest earthquake on record is the 1556 Shaanxi earthquake in China, estimated to have killed around 830,000 people. In modern times, the 1976 Tangshan earthquake (China) killed over 240,000, and the 2004 Indian Ocean tsunami (triggered by a M9.1 quake) killed about 230,000. Our record‑breaking table below lists the largest quakes by magnitude, but deadliest are not always the strongest — population density and building quality play huge roles.
🌉 Why does California have so many earthquakes?
California sits on the boundary between the Pacific and North American tectonic plates, which slide past each other along the San Andreas Fault system. This transform boundary is responsible for frequent earthquakes. The state averages thousands of quakes each year — most tiny, but several magnitude 6+ events every decade. Learn more about earthquakes in California.
🔥 What is the 'Big One' everyone talks about?
The 'Big One' refers to a hypothetical magnitude 7.8 or larger earthquake expected to occur on the southern San Andreas Fault in California. Geological studies suggest it happens roughly every 150 years; the last major rupture was in 1857. Such an event could cause widespread damage across Southern California. While the exact timing is unknown, preparedness is key. See our California earthquake page for more.
🌍 Which country has the most earthquakes?
Indonesia, Japan, and the United States (Alaska) consistently record the most earthquakes due to their active tectonic settings. Indonesia, for example, sits on multiple subduction zones and experiences thousands of quakes each year. Japan has the densest seismograph network in the world, so it records even tiny quakes. For a live ranking, use our Leaderboards tab to see recent activity by region.
📍 How is the epicenter of an earthquake located?
Seismologists use at least three seismograph stations to triangulate the epicenter. Each station measures the arrival times of P‑waves and S‑waves; the time difference gives the distance to the event. By drawing circles of that distance around each station, the intersection point is the epicenter. This is done automatically within seconds by modern networks. Our About page explains the methodology in more detail.
📉 How is earthquake magnitude actually measured?
Magnitude is derived from the amplitude of seismic waves recorded on seismographs, corrected for distance. The modern standard is the Moment Magnitude Scale (Mw), which uses the seismic moment (rock rigidity, fault area, and slip). The older Richter scale was only accurate for local, small quakes. Each whole‑number increase in magnitude represents about 32 times more energy release. See our magnitude scale table for detailed classifications.
🐕 Can animals sense earthquakes before they happen?
There is a widespread belief that animals can predict earthquakes, but scientific evidence is thin. Some animals may detect subtle P‑waves or ground tilts seconds before the main shaking, but they don't provide reliable prediction. Anecdotal reports exist, but controlled studies show no consistent behaviour change prior to quakes. The consensus is that while animals may react to immediate precursors, they cannot be used as a reliable warning system.
🚪 Is it true you should stand in a doorway during an earthquake?
No — that is an outdated myth. Modern building codes mean doorways are no stronger than any other part of a house, and they are often near swinging doors that can injure you. The correct advice is Drop, Cover, and Hold On: get under a sturdy table or desk, protect your head and neck, and stay away from windows and heavy objects. Our safety tips below give full guidelines.
💧 What is liquefaction during an earthquake?
Liquefaction occurs when water‑saturated, loose soil loses its strength and behaves like a liquid during intense shaking. This can cause buildings to sink, tilt, or collapse, and underground pipes to break. It's a major hazard in areas with sandy, silty soils and shallow water tables. Liquefaction was heavily observed in the 1989 Loma Prieta and 2011 Christchurch earthquakes.
⏳ How long do earthquakes actually last?
Most earthquakes last only a few seconds to a minute. A magnitude 5 event might shake for 10–15 seconds, while a magnitude 7 can last 30–60 seconds. The largest quakes (M9+) can rupture for several minutes — the 2004 Sumatra quake lasted nearly 10 minutes. Aftershocks can continue for weeks, months, or even years.
🔁 What is an aftershock and how long can they continue?
Aftershocks are smaller earthquakes that follow the mainshock in the same area. They occur as the fault readjusts to the new stress state. They can continue for days, weeks, or even years, declining in frequency and magnitude over time. The largest aftershock is typically about 1 magnitude unit smaller than the mainshock. Always be prepared for aftershocks after a major earthquake — our safety tips section covers what to do after an event.
🎒 What should be in an earthquake emergency kit?
A basic earthquake kit should include: water (1 gallon per person per day for 3 days), non‑perishable food, a first‑aid kit, flashlight, extra batteries, whistle, dust mask, moisture‑wipes, wrench for utilities, and local maps. Also include medicines, cash, and important documents. Keep it in an easily accessible spot. Our safety tips below expand on preparation.
🌋 Can earthquakes trigger volcanoes or tsunamis?
Yes — large earthquakes can trigger volcanic eruptions if the fault movement changes the pressure on a nearby magma chamber. However, this is rare and requires specific conditions. Earthquakes under the ocean (especially thrust faults) can displace the seafloor and generate tsunamis — as happened in the 2004 Sumatra and 2011 Japan quakes. See our record‑breaking table for examples.
📈 Are earthquakes becoming more frequent?
The number of recorded earthquakes has increased due to more seismometers and better global detection, but the actual frequency of large earthquakes (M7+) has remained relatively stable over the past century. On average, we expect about 15–20 magnitude 7+ earthquakes per year. The perception of more quakes is mostly due to better reporting and more people in vulnerable areas. Check our live feed for the latest seismic activity.
🔊 What's the difference between an earthquake and a tremor?
In everyday language, they are often used interchangeably, but technically: an earthquake is the whole event, including the rupture process and seismic wave generation. A tremor is a particular seismic signal — often used for smaller events or non‑tectonic shaking (e.g., volcanic tremor, glacial quakes). In seismology, 'tremor' can also refer to a sustained low‑frequency oscillation, often associated with magma movement or slow slip. For most practical purposes, they mean the same thing to the public.
🏗️ Do skyscrapers survive earthquakes better than smaller buildings?
Modern skyscrapers are engineered to sway and absorb seismic energy through base isolators, dampers, and flexible structural systems. They are generally safer during quakes because they are designed to withstand large lateral loads. Smaller buildings, especially older, unreinforced masonry ones, are more vulnerable. The key is the building code level — a properly designed high‑rise can perform very well. However, the ground motion type and soil conditions also matter.
⬇️ How deep underground do earthquakes happen?
Earthquakes can occur anywhere from the surface down to about 700 km deep. Most (about 75%) happen in the upper 70 km (shallow). Deep‑focus earthquakes occur in subduction zones, where one plate dives beneath another, and can reach 300–700 km. The depth affects how the shaking feels — deep quakes tend to be felt over a wider area with less surface damage. You can see the depth of each live event on our live list and map.
🗺️ Which countries lie on the Ring of Fire?
The Ring of Fire passes through or near: Japan, Indonesia, Philippines, New Zealand, Chile, Peru, Mexico, United States (Alaska, California), Canada (west coast), Russia (Kamchatka), and many Pacific island nations. It also affects Central America and the western coast of South America. These regions are the most seismically active in the world. Explore our pages for Japan, Indonesia, Chile, Philippines, and Mexico.
🚨 Why do some earthquakes have no warning at all?
Because we cannot predict earthquakes — there is no reliable precursor. Early warning systems only give seconds of notice after the quake has already started, and only if you are far enough from the epicenter. For people right at the epicenter, there is zero warning. The only 'warning' is preparedness: having a plan, securing your space, and knowing what to do. Our About page fully describes our data and methods.
📍 How can I check if there was an earthquake near me right now?
Use the 📍 Earthquakes Near Me button on this page (located next to the time filters). It will use your device's location to find seismic activity within 500 km of you, using live USGS data. You can also browse the live list or map to see recent events in your region. We update the feed every 60 seconds, so you'll see the latest events as they happen.
An earthquake swarm is a sequence of small quakes without a mainshock, often near volcanoes. No reliable earthquake warning system exists – but early warning apps can give seconds of notice.
📊 Earthquake Magnitude Scale Explained
The magnitude of an earthquake is a measure of the energy released. The modern Moment Magnitude Scale (Mw) replaced the older Richter scale because it accurately measures very large earthquakes. The scale is logarithmic – each whole number increase represents about 32 times more energy release. Below is the typical classification and effects:
| Magnitude | Classification | Typical effects |
|---|---|---|
| 0–2.9 | Minor | Usually not felt, recorded by seismographs. |
| 3–3.9 | Light | Often felt, but rarely causes damage. |
| 4–4.9 | Moderate | Felt widely; may cause minor damage. |
| 5–5.9 | Strong | Can cause damage to poorly built structures. |
| 6–6.9 | Major | Can cause moderate to severe damage in populated areas. |
| 7–7.9 | Great | Causes serious damage over large areas. |
| 8+ | Extreme | Catastrophic destruction near epicentre, often with tsunamis. |
The Richter scale was developed in 1935 and is still sometimes mentioned, but it saturates above magnitude 6.5. The Moment Magnitude scale is now the standard used by the USGS and other seismological agencies.
🏠 Earthquake Safety Tips – What to Do Before, During & After
Before
Secure heavy furniture, know safe spots (under sturdy tables), prepare an emergency kit with water, food, first aid, and a flashlight. Practice "Drop, Cover, Hold On" drills.
During
Drop, Cover, Hold On – drop to hands & knees, cover your head and neck, hold onto sturdy furniture. Stay away from windows and heavy objects. If outdoors, move to an open area.
After
Check for injuries, exit damaged buildings carefully, avoid downed power lines, and be ready for aftershocks. Listen to emergency information.
Source: USGS, Red Cross – general guidance. Local protocols may vary. No reliable earthquake warning system exists – but early warning apps can give seconds of notice.
🌋 Record‑Breaking Earthquakes in History
The following table lists the largest earthquakes ever recorded since modern seismological measurements began. All magnitudes are on the Moment Magnitude Scale (Mw).
| Magnitude | Location | Year | Details |
|---|---|---|---|
| 9.5 | Valdivia, Chile | 1960 | Strongest ever recorded; caused tsunami across Pacific. |
| 9.2 | Prince William Sound, Alaska | 1964 | Second largest; devastating tsunami and ground fissures. |
| 9.1 | Sumatra, Indonesia | 2004 | Triggered Boxing Day tsunami, killed ~230,000 people. |
| 9.1 | Tōhoku, Japan | 2011 | Caused Fukushima nuclear disaster and major tsunami. |
| 9.0 | Kamchatka, Russia | 1952 | Generated tsunami that struck Hawaii and New Zealand. |
| 8.8 | Maule, Chile | 2010 | One of the strongest of the 21st century. |
| 8.8 | Ecuador–Colombia | 1906 | Megathrust earthquake along the Nazca‑South American plate boundary. |
| 8.7 | Rat Islands, Alaska | 1965 | Occurred in the Aleutian subduction zone. |
| 8.6 | Sumatra, Indonesia | 2012 | Unusual strike‑slip event within the Indo‑Australian plate. |
| 8.6 | Tibet–Assam | 1950 | Medog earthquake; one of the largest intracontinental quakes. |
Data source: USGS Earthquake Catalog. These events represent the most powerful seismic events in recorded history. Learn more about earthquakes in Chile, earthquakes in Japan, and other high‑risk zones.