2.8

M2.8 Earthquake 41 km NE of Adak, Alaska — October 9, 2023

2023-10-09 20:40:07 UTC (2023-10-09) · approx. 8:40 AM UTC-12 local

MagnitudeM2.8(ml)
Time20:40 UTC≈ 8:40 AM UTC-12
Depth130.7 kmintermediate depth
Coordinates52.157°, -176.233°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 52.16°, -176.23°

Earthquake Details

Magnitude
2.8 ml
Depth
130.7 km
intermediate depth
Location
52.1573°N
-176.2335°E

Technical Information

Event ID
us7000l653
Event Type
earthquake
Status
✓ Reviewed
Significance
121
Stations Used
18
Azimuthal Gap
179.0°
Min Station Distance
0.073°
RMS Residual
0.26 sec
Last Updated
2023-12-16 22:13:10 UTC

Nearby Earthquakes (Last 7 Days)

4.3
261 km ESE of Attu Station, Alaska
12 hours ago · 16.0 km deep
2.7
270 km SW of Adak, Alaska
18 hours ago · 5.0 km deep
2.6
71 km SSE of Adak, Alaska
19 hours ago · 26.3 km deep
3.1
261 km WSW of Adak, Alaska
2 days ago · 22.3 km deep
3.4
70 km SSE of Adak, Alaska
2 days ago · 6.4 km deep
2.7
208 km SE of Adak, Alaska
3 days ago · 27.9 km deep
2.5
231 km ESE of Attu Station, Alaska
3 days ago · 10.0 km deep
2.8
208 km SE of Atka, Alaska
3 days ago · 35.0 km deep
4.0
Rat Islands, Aleutian Islands, Alaska
3 days ago · 35.0 km deep
2.7
281 km ESE of Attu Station, Alaska
3 days ago · 10.0 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: us7000l653). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2023, October 9, 2023). M2.8 Earthquake 41 km NE of Adak, Alaska — October 9, 2023. Retrieved December 16, 2023 from https://www.earthquaketracker.org/earthquakes/event/us7000l653/