Then it sends a signal to Android Earthquakes System to then send notifications directly to Android phones.Īndroid sends two types of earthquake alerts, but both are only used for magnitudes of 4.5 or greater. The system uses a network of 1657 sensors to detect earthquake shaking, and analyzes that data to determine the size and location of the quake. Google ShakeAlert is already pre-installed on Android phones and used across California, Oregon, and Washington, but is also used in other select countries. Image used with permission by copyright holder How to get Google ShakeAlert For extra safety, you can also download the MyShake app or the Earthquake Alert! app.

If you live in a country or region that is prone to earthquakes, like California, Japan, Haiti, or even the Philippines, and you want a means for your phone to detect them, you might want to make sure you enable Google ShakeAlert, which is built into any Android phone you have. To prove its effectiveness, Google's vice president of engineering for Android Dave Burke tweeted a GIF of the Bay Area map showing Android phones lighting up before the quake. Google's earthquake alert system proved to be successful when Android users reported that they received the notifications five to 10 seconds before they felt any shaking. Any Android phone (Samsung Galaxy, Google Pixel, etc.)

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