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happyscrappy t1_itylap6 wrote

Reply to comment by ansraliant in How Google Alerted Californians to an Earthquake Before It Hit by max-venum

Google sends shake alerts directly through google play services.

Counties can also use their alert systems (like the AMBER alerts) but those aren't as quick. And quicker is better here.

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beave32 t1_itz5rot wrote

They tested and now actively using here in Ukraine in air raid warning systems as well.

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