2.8

M2.8 Earthquake 89 km SW of Adak, Alaska — July 22, 2021

2021-07-22 21:22:49 UTC (2021-07-22) · approx. 9:22 AM UTC-12 local

MagnitudeM2.8(ml)
Time21:22 UTC≈ 9:22 AM UTC-12
Depth26.5 kmshallow crustal
Coordinates51.251°, -177.447°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 51.25°, -177.45°

Earthquake Details

Magnitude
2.8 ml
Depth
26.5 km
shallow crustal
Location
51.2514°N
-177.4467°E

Technical Information

Event ID
ak0219c2qder
Event Type
earthquake
Status
✓ Reviewed
Significance
121
RMS Residual
0.52 sec
Last Updated
2021-11-08 19:54:55 UTC

Nearby Earthquakes (Last 7 Days)

3.8
136 km SW of Nikolski, Alaska
22 hours ago · 23.3 km deep
3.5
126 km WSW of Adak, Alaska
1 day ago · 13.6 km deep
3.5
158 km SW of Nikolski, Alaska
1 day ago · 10.0 km deep
2.7
Rat Islands, Aleutian Islands, Alaska
3 days ago · 35.2 km deep
3.5
148 km WSW of Adak, Alaska
4 days ago · 0.1 km deep
3.9
166 km WSW of Nikolski, Alaska
4 days ago · 129.5 km deep
3.6
167 km WSW of Nikolski, Alaska
5 days ago · 105.6 km deep
3.5
145 km SW of Nikolski, Alaska
5 days ago · 35.0 km deep
3.1
146 km WSW of Nikolski, Alaska
5 days ago · 51.3 km deep
2.9
170 km WSW of Nikolski, Alaska
5 days ago · 96.8 km deep

Actions

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Location

Alaska
View all Alaska earthquakes

Understanding This Data

Magnitude 2.8 earthquakes are typically only recorded by instruments.

Learn more about magnitude →

Authoritative source: USGS event page (event ID: ak0219c2qder). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2021, July 22, 2021). M2.8 Earthquake 89 km SW of Adak, Alaska — July 22, 2021. Retrieved November 8, 2021 from https://www.earthquaketracker.org/earthquakes/event/ak0219c2qder/