Minor mag. 2.6 earthquake - 35 Km ENE of Ugashik, Alaska, USA, on Thursday, 4 Mar 2021 1:03 am (GMT -9) -
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Minor magnitude 2.6 earthquake at 137 km depth
4 Mar 10:09 UTC: First to report: USGS after 6 minutes.
4 Mar 10:14: Magnitude recalculated from 2.5 to 2.6.
4 Mar 10:14: Magnitude recalculated from 2.5 to 2.6.
Date & time: 4 Mar 2021 10:03:52 UTC -
Local time at epicenter: Thursday, 4 Mar 2021 1:03 am (GMT -9)
Magnitude: 2.6
Depth: 137.1 km
Epicenter latitude / longitude: 57.6228°N / 156.8401°W
(Alaska, United States)Nearest volcano: Ukinrek Maars (30 km / 19 mi)
Nearby towns and cities:
35 km (22 mi) ENE of Ugashik (pop: 12) --> See nearby quakes!
73 km (45 mi) SSE of Egegik (pop: 106) --> See nearby quakes!
119 km (74 mi) S of King Salmon (pop: 374) --> See nearby quakes!
122 km (76 mi) S of South Naknek (pop: 79) --> See nearby quakes!
131 km (82 mi) NE of Port Heiden (pop: 98) --> See nearby quakes!
166 km (103 mi) S of Levelock (pop: 69) --> See nearby quakes!
171 km (106 mi) W of Larsen Bay (pop: 88) --> See nearby quakes!
177 km (110 mi) WNW of Akhiok (pop: 72) --> See nearby quakes!
179 km (111 mi) NE of Chignik Lagoon (pop: 78) --> See nearby quakes!
196 km (122 mi) SSE of Ekwok (pop: 118) --> See nearby quakes!
Weather at epicenter at time of quake:
Clear Sky
-17.1°C (1 F), humidity: 90%, wind: 2 m/s (4 kts) from NNW
Primary data source: USGS (United States Geological Survey)Clear Sky
-17.1°C (1 F), humidity: 90%, wind: 2 m/s (4 kts) from NNWEstimated released energy: 5 x 108 joules (139 kilowatt hours, equivalent to 0.12 tons of TNT) More info
Data for the same earthquake reported by different agencies
Info: The more agencies report about the same quake and post similar data, the more confidence you can have in the data. It takes normally up to a few hours until earthquake parameters are calculated with near-optimum precision.
| Magnitude | Depth | Location | Source |
| 2.6 | 137 km | 35 Km ENE of Ugashik, Alaska, USA | USGS |
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
At magnitude 2.6, this quake might have been felt very close to the epicenter and under calm conditions.There are no user reports for this quake yet. If you felt it be the first to report it!
Earlier earthquakes in the same area
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