Strong mag. 6.0 earthquake - 83km SSW of Atka, Alaska on Sunday, 15 September 2013
Strong mag. 6.1 earthquake - 79km SSW of Atka, Alaska on Sunday, 15 September 2013
This quake was likely an aftershock of the M 7.0 quake: 94km ESE of Adak, Alaska on Fri, 30 Aug 16h25
Date & time: Sun, 15 Sep 16:21:36 UTC
Local time at epicenter: Sunday, September 15, 2013 04:21:36
Magnitude: 6.1
Depth: 22.3 km
Epicenter latitude / longitude: 51.5462°N / 174.6779°W
(United States)
Nearest volcano: Sergief (67 km)
Primary data source: USGS
Estimated released energy: 8.9*10^13 J (24.8 GWh / 21301 tons of TNT / 1.3 atomic bombs equivalent) [learn more]
Local time at epicenter: Sunday, September 15, 2013 04:21:36
Magnitude: 6.1
Depth: 22.3 km
Epicenter latitude / longitude: 51.5462°N / 174.6779°W
(United States)Nearest volcano: Sergief (67 km)
Primary data source: USGS
Estimated released energy: 8.9*10^13 J (24.8 GWh / 21301 tons of TNT / 1.3 atomic bombs equivalent) [learn more]
Data for same earthquake as reported from other agencies
| Time | Mag. / Depth | Location | Source | |
| Sun, 15 Sep 2013 | ||||
| Sun, 15 Sep 16:21 UTC | M 6.2 / 30 km | ANDREANOF ISLANDS, ALEUTIAN IS. | EMSC | |
| Sun, 15 Sep 16:21 UTC | M 6.0 / 33 km | Andreanof Islands, Aleutian Islands | GFZ | |
| Sun, 15 Sep 16:21 UTC | M 6.1 / 22 km | SSW of Atka, Alaska | GeoAu | |
(shakemap: USGS)
"I felt it" reports:
alaska / MMI IX (Violent shaking)
