On July 16, 2025, at 12:37 PM Alaska time, a magnitude 7.3 earthquake struck offshore of the Alaska Peninsula region (Figure 1), two years after a previous
This evening’s M7.8 earthquake [7/21/20, 10:12 PM AKDT] occurred on the well-known subduction zone interface off the Alaska Peninsula. Strong shaking has been reported from Perryville and Sand Point to King Cove and Cold Bay.
Largest earthquake in 50 years: What we know so far
At 10:15pm Alaska time on July 28, 2021 a magnitude 8.2 earthquake struck offshore of the Alaska Peninsula, the largest U.S. earthquake in 50 years.
Tsunami Hazard Resources to Help You Plan
Tsunamis can arrive within minutes in Alaska’s coastal communities. Do you know where to go?
Earthquakes reported in Alaska so far this year: 15772
