In fast-changing conditions, local agencies had to get information to residents quickly. They relied on a patchwork of emergency alert systems, social media accounts, and door-to-door efforts. They ...

During January's fires, emergency alert failures killed trust: Altadena residents received evacuation orders five hours late, and 10 million got erroneous alerts countywide.

Do you have Emergency Alerts enabled on your phone? Two levee breaks following historic flooding in Washington have prompted a series of evacuations, and these alerts could save your life. The ...