July 27, 2015 Earthquake: Alaska, United States
A magnitude 6.9 earthquake struck Alaska, United States on July 27, 2015 at 04:49:46 UTC, 29 km below the surface. It caused a tsunami.
Map
Where it struck, with the other significant earthquakes within 200 km. Circles are sized and colored by magnitude; select one for its page.
The earthquake
- Date
- July 27, 2015
- Time
- 04:49:46 UTC
- Place
- Alaska, United States
- Magnitude
- 6.9 (Mw)
- Focal depth
- 29 km (18 mi)
- Intensity
- 4 on the Modified Mercalli scale
- Tsunami
- Yes: the tsunami it caused
- Epicenter
- 52.376° N, 169.446° W
- Country
- United States
The toll
The record gives no deaths, injuries or damage for this earthquake.
What the record says
NCEI’s account, from the sources it cites.
Felt at Nikolski and Unalaska. Unalaska, AK, US - CDI: 4; Soldotna, AK, US - CDI: 2(reference #13456)
Other significant earthquakes nearby
Within 200 km, the deadliest first.
- September 2, 1907, Aleutian Islands, Alaska, United States
- December 21, 1962, Fox Islands, Aleutian Islands, Alaska, United States
- August 23, 1872, Fox Islands, Aleutian Islands, Alaska, United States
- April 18, 1916, Fox Islands, Aleutian Islands, Alaska, United States
- January 1, 1902, Fox Islands, Aleutian Islands, Alaska, United States
- July 2, 1965, Fox Islands, Aleutian Islands, Alaska, United States
- December 31, 1901, Fox Islands, Aleutian Islands, Alaska, United States
- September 2, 2011, Fox Islands, Aleutian Islands, Alaska, United States
- March 7, 1929, Fox Islands, Aleutian Islands, Alaska, United States
- June 24, 2011, Fox Islands, Aleutian Islands, Alaska, United States
More
Significant earthquakes of 2015The 2000sEvery quake the USGS located in 2015Recent earthquakes near hereThis day in weather history
Sources
Significant earthquakes from NOAA’s National Centers for Environmental Information, Global Historical Hazard Database, cited as NCEI/WDS, doi:10.7289/V5PN93H7. Public domain. Read 2026-09-24. NCEI earthquake 10157.