27/06/2026 12:48 - Tecnologia
Amidst one of the most significant tragedies in Venezuela's recent history, a technological tool demonstrated its potential to save lives. Minutes and even up to 30 seconds before the magnitude 7.2 and 7.5 earthquakes struck the country on June 24, 2026, millions of Android phone users received an automatic alert from Google warning of imminent seismic activity.
The Android Earthquake Alerts System is a Google technology that does not predict earthquakes but rather detects the onset of a tremor using the accelerometers built into millions of Android phones. When several devices simultaneously register movements compatible with P-waves (Primary waves) —the first to propagate and much less destructive— they send that information anonymously to Google's servers.
Algorithms analyze the data in mere seconds and, if they confirm it is an earthquake, send an alert to users located in the risk zone before the arrival of S-waves (Secondary waves), which are responsible for the most intense and destructive shaking.
One of the most moving cases that went viral on social media was that of a tattoo artist who was working with a client when his phone began to sound with an unexpected alert. The video shows how the man interrupts the session upon hearing the distinctive sound of the seismic warning notification.
Just seconds later, the earthquake began to be felt inside the studio. Objects began to move while the artist asked his client to remain calm and seek shelter. That brief margin of time was enough to move away from dangerous areas.
Google implemented this system in 2021 and it currently operates in 98 countries, leveraging a network of over 2 billion Android devices that act as a gigantic distributed seismic detection network. The technology is especially useful in regions where traditional seismograph networks are limited or insufficient.
Camila Domínguez Posada, Android Director for Latin America at Google, explained exclusively to Infobae that the system has two roles: detector phones —those closest to the epicenter— and receiver phones —those receiving the alert in risk zones—.
"The detectors are the phones that are closest to the earthquake's epicenter. Those phones have to meet certain characteristics to be able to detect that it is indeed a tremor and not just any movement," explained Domínguez Posada.
The function is available on most compatible Android phones and does not require a high-end device. According to the Google executive, it is available from Android 10 onwards.
On some models, it can also be found using the internal Settings search by typing "earthquake alert".
One of the most important aspects highlighted by the Google executive is that seismic alerts can sound even if the phone is in "Do Not Disturb" mode. This is because there are two types of alerts:
Standard notification that informs about an event. It may not sound if the phone is in silent mode.
Always sounds regardless of the phone mode. It includes instructions like "take cover, get under a table, protect yourself".
"The phone, after the alarm, offers extra information: there is even a link that leads to a screen showing recommendations when there is an earthquake, the epicenter, where it was, how strong it was," added the Google spokesperson.
The system coverage is broad, but receiving the alert depends on several factors:
"There are phone issues and reasons why they don't sound, but it doesn't necessarily have to do with the phone being old because today almost all phones in Latin America are above Android 10 and they should all work," clarified Domínguez Posada.
Google has also developed alerts for other natural events:
"It has a lot to do with the amount of data we can collect and collaboration with the authorities of each country," explained the executive.
The Android seismic alert system represents a free and accessible tool for millions of people in the region. Its operation depends mainly on keeping the basic phone settings active and recognizing the distinctive alarm signal.
Alfredo S. Quiroga
