tsunami warning alaska today

On Wednesday, July 16, 2025, an earthquake of magnitude 7.3 occurred off the southern coast of Alaska, with a center located approximately 12 miles deep and 54 to 55 miles south of Sand Point. The earthquake, which was strong enough to be felt all over the region, was recorded shortly after 12:30 p.m. local time.

Areas Affected by the Tsunami Warning:

  • The National Weather Service and U.S. Tsunami Center immediately issued a tsunami warning for the southern peninsula and coast of Alaska in response to the earthquake.
  • The warning was in effect for about 700 miles, from about 40 miles southwest of Homer to Unimak Pass.
  • Off the southern coast, an earthquake with a magnitude of 7.3 occurred.
  • Residents in coastal areas were advised to relocate to higher ground for safety in Sand Point, Kodiak (population ~5,200), and King Cove (population ~870), among other communities.

Extra Background:

  • The Alaska Peninsula Wildlife National Preserve and small coastal villages are located in this sparsely populated area.
  • Although there were no immediate reports of serious damage or casualties, emergency management was keeping a careful eye on the situation and assessing the threat to other Pacific coastlines.

Key Points:

Magnitude: 7.3

Location: 12 miles deep, about 55 miles south of Sand Point, Alaska

Time and Date: Wednesday, July 16, 2025, shortly after 12:30 p.m. local time

Quick Reaction: Residents are advised to seek higher ground as tsunami warnings are issued.

Areas impacted: The Southern Alaska Peninsula, including Kodiak and King Cove.

Significance: A significant earthquake that prompted alerts and preparedness measures throughout the region