Skip to main content

Earthquakes
- Earthquake Map
- Earthquake List
- Earthquakes in Alaska
- Seismicity Reports
  - Weekly Report
  - Monthly Report
- ShakeMaps
- Significant Events
- Other Seismicity
- Recent Volcanic Seismicity
Tsunamis
Seismic Network
About Us

Summary
Seismograms

Magnitude 3.9 - 48 miles S of Tanaga Volcano

August 1, 2021 09:28:03 AKDT
51.1855°N 178.1567°W Depth 15.9 miles

© AEC 2022
2156 Koyukuk Drive, PO Box 757320, Fairbanks, AK 99775
907-474-7320
uaf-aec@alaska.edu

UAF is an Affirmative Action/Equal Opportunity employer, educational institution and provider and prohibits illegal discrimination against any individual: www.alaska.edu/nondiscrimination

If you have difficulty accessing the information on this website due to a disability, please contact the web administrator by email at uaf-aec@alaska.edu or by phone at 907-474-7320
UA is committed to providing accessible websites. Learn more about UA’s notice of web accessibility.
Learn more about UA's notice of nondiscrimination