The Pacific Tsunami Warning Center monitors seismic activity and issue alerts to protect Pacific communities as earthquakes and tsunamis unfold.
A magnitude 7.8 earthquake has struck off Mindanao on Monday morning, killing dozens, injuring hundreds and displacing tens of thousands. General Santos City and nearby provinces have reported collapsed buildings, landslides and damaged infrastructure. Rescue teams are searching rubble while aftershocks and earlier tsunami alerts are complicating operations.