Fault lines

By ICLR | Earthquake-related news from the Institute for Catastrophic Loss Reduction (ICLR).

Lessons from Mexico’s Earthquake Early Warning System

On 19 September 2017, an earthquake shook Mexico City with an intensity not felt since the same day 32 years before, when the 1985 magnitude 8.1 …

Mexico City

Sensors on new California bridge to record earthquake data

The new bridge over the Port of Long Beach, California is being built with about 75 seismic sensors that will measure the forces imparted on the span …

Los Angeles

AI developed by Google and Harvard could help predict earthquake aftershocks

After the shock of an earthquake, aftershocks can wreak serious havoc too.<p>These subsequent quakes can last for weeks and months, and while scientists …

Artificial Intelligence

You couldn’t see it or feel it, but Vancouver Island just moved away from the coast

You might not have noticed it, but over the last few months Victoria moved a little farther away from Vancouver.<p>The south portion of Vancouver Island …

Study: LA buildings will shake more in earthquakes than previously predicted

Developers and builders will have to reassess the safety of “tall buildings”<p>There’s a shift happening in earthquake science, and it’s not just in the tectonic plates. Results of a new five-year study reveal that the way experts model potential earthquakes is changing for good.<p>Experts behind the …

Apple is rebuilding Maps from the ground up

I’m not sure if you’re aware, but the launch of Apple Maps went poorly. After a rough first impression, an apology from the CEO, several years of patching holes with data partnerships and some glimmers of light with long-awaited transit directions and improvements in business, parking and place …

A Seismic Change in Predicting How Earthquakes Will Shake Tall Buildings

LOS ANGELES — In their quest to make tall buildings safe during earthquakes, engineers have for decades relied on calculations that represent the tremors and convulsions that a building can endure. Some of the world’s top earthquake experts now say the projections significantly underestimate the …

Scientists Fear 'Slow Earthquakes' Will Lead To The Next Big California Quake

The next big California earthquake has concerned scientists and California residents for decades. Now, recent research points to the regular occurrence of “slow earthquakes” as increasing the risk of a magnitude 7 or greater earthquake.<p>The San Andreas fault is one of the most closely watched and …

Portland Moves One Step Closer To Mandating Seismic Retrofits

After years of debate, the Portland City Council on Wednesday took a big step towards making the city’s old brick buildings more earthquake-safe.<p>The …

California bill to create a public inventory of collapse-risk buildings passes Assembly, heads for Senate

<i>By David Jacobson and Ross Stein, Ph.D., Temblor</i><p>Last week, a bill introduced to the California Legislature aimed at requiring each city or county …

Can We Predict Earthquakes At All?

My hometown of Los Angeles is home to the earliest reported earthquake dating back to 1769 (and, of course, many more since then). The largest …

Earthquakes and eruptions

Researchers can't predict when the next cataclysmic natural disaster is going to occur, but Adam Bourassa can give you a good idea of how it could …

Will your building hold up in a major earthquake?

There are plenty of resources to find out whether your home or apartment is at risk<p>One of the most earthquake-prone urban areas in the nation, Los Angeles is likely to be rocked by a major temblor within the next few decades. As nerve-wracking as it may be, preparing for the big one is part of …

A huge earthquake in China ten years ago was a turning point - Tectonic shift

LI HAIJUN considers himself lucky. His home was destroyed by a huge earthquake that hit the south-western province of Sichuan on May 12th 2008. But …

NGOs

Bay Area falling behind on quake safety despite booming tech economy

SAN FRANCISCO - Property values are soaring to stratospheric levels. The tech economy is booming, fueling fast-paced development and spending on home …

How to Create an Effective Earthquake Warning System

Having grown up in Southern California, I'm well-versed in the telltale signs of an advancing earthquake: light fixtures starting to swing, the …

Mexico City

Oklahoma Suffers Its 2,724th Earthquake Since 2010

A cluster of earthquakes in Oklahoma earlier this month helped push the state to 62 temblors this year alone of magnitude 3.0 or more — and 2,724 of …

How San Francisco’s next big quake could play out

Tremors in Nepal and New Zealand help scientists to predict how a magnitude-7.0 quake would affect the California city.<p>The earthquake begins at 4:18 …

Earthquake warning: Just how bad is Hayward Fault’s nightmare scenario?

Eight hundred deaths, 18,000 people injured, more than $82 billion in property damage and business losses, and 400 fires that would claim more lives …

The U.S. is finally getting a System to warn West Coasters when an earthquake is coming:

Mexico has had an earthquake warning system since the early ’90s.

San Francisco’s Big Seismic Gamble

The city’s building code does not protect its people from earthquakes nearly as much as you might think.

San Francisco

How Did an App Know an Earthquake Was Hitting California Before It Happened?

Some people in Los Angeles knew about today's earthquake before it even hit.<p>Those who had the beta Quake Alert application on their smartphones got …

Water pressure a critical factor for mega-earthquakes

Scientists propose a mechanism that explains how the biggest earthquake ever happened and how more than 50 years later another large earthquake in …

Modeling future earthquake and tsunami risk in southeast Japan

UMass Amherst, Smith College, Japanese scientists report, validate new techniques<p>AMHERST, Mass. - Geoscience researchers at the University of …

New state map tells you if you live in an earthquake fault zone

It’s better to know now, before the shaking starts<p>Living in fear that your home is on a fault line? Validate or negate your fears with a new map from the California Geological Survey.<p>The <i>Los Angeles Times</i> says the map allows users to input their address or share their location to see whether they’re …

How effective are earthquake early warning systems?

<b>Earthquake early warning detection is more effective for minor quakes than major ones.</b><p>This is according to a new study from the United States Geological Survey.<p>Seismologists modelled ground shaking along California's San Andreas Fault, where an earthquake of magnitude 6.5 or more is expected within …

The bigger the earthquake, the longer it takes to issue an alert

Earthquake early warning systems can give people crucial seconds to move to safety—but only if they send the message in time. Now, scientists working …

Seismologists introduce new measure of earthquake ruptures

A team of seismologists has developed a new measurement of seismic energy release that can be applied to large earthquakes. Called the Radiated …

Portland Earthquake Study Estimates Wide Variation In Impact Depending On Timing

No one can say when exactly the next Cascadia megaquake will strike other than there's a fair chance it'll happen in our lifetimes. A new study of …

Cascadia