2.5

M2.5 Earthquake 27 km S of Adak, Alaska — October 4, 2023

2023-10-04 20:26:49 UTC (2023-10-04) · approx. 8:26 AM UTC-12 local

MagnitudeM2.5(ml)
Time20:26 UTC≈ 8:26 AM UTC-12
Depth66.4 kmshallow crustal
Coordinates51.632°, -176.561°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 51.63°, -176.56°

Earthquake Details

Magnitude
2.5 ml
Depth
66.4 km
shallow crustal
Location
51.6317°N
-176.5614°E

Technical Information

Event ID
us6000lgfm
Event Type
earthquake
Status
✓ Reviewed
Significance
96
Stations Used
17
Azimuthal Gap
210.0°
Min Station Distance
0.250°
RMS Residual
0.27 sec
Last Updated
2023-12-14 21:26:58 UTC

Nearby Earthquakes (Last 7 Days)

5.0
239 km ESE of Attu Station, Alaska
1 hour ago · 8.0 km deep
4.3
261 km ESE of Attu Station, Alaska
16 hours ago · 16.0 km deep
2.7
270 km SW of Adak, Alaska
22 hours ago · 5.0 km deep
2.6
71 km SSE of Adak, Alaska
23 hours ago · 26.3 km deep
3.7
236 km ESE of Attu Station, Alaska
1 day ago · 10.0 km deep
4.0
232 km ESE of Attu Station, Alaska
1 day ago · 10.0 km deep
3.4
233 km ESE of Attu Station, Alaska
1 day ago · 10.0 km deep
3.0
238 km ESE of Attu Station, Alaska
1 day ago · 24.5 km deep
3.1
261 km WSW of Adak, Alaska
2 days ago · 22.3 km deep
3.4
231 km ESE of Attu Station, Alaska
2 days ago · 10.0 km deep

Actions

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Location

Alaska
View all Alaska earthquakes

Understanding This Data

Magnitude 2.5 earthquakes are typically only recorded by instruments.

Learn more about magnitude →

Authoritative source: USGS event page (event ID: us6000lgfm). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2023, October 4, 2023). M2.5 Earthquake 27 km S of Adak, Alaska — October 4, 2023. Retrieved December 14, 2023 from https://www.earthquaketracker.org/earthquakes/event/us6000lgfm/