2.7

M2.7 Earthquake 61 km SW of Adak, Alaska — October 18, 2026

2026-10-18 14:55:45 UTC (6 days ago) · approx. 2:55 AM UTC-12 local

MagnitudeM2.7(ml)
Time14:55 UTC≈ 2:55 AM UTC-12
Depth10.0 kmshallow crustal
Coordinates51.434°, -177.174°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 51.43°, -177.17°

Earthquake Details

Magnitude
2.7 ml
Depth
10.0 km
shallow crustal
Location
51.4342°N
-177.1744°E

Technical Information

Event ID
us6000u3p4
Event Type
earthquake
Status
✓ Reviewed
Significance
112
Stations Used
17
Azimuthal Gap
211.0°
Min Station Distance
0.330°
RMS Residual
0.39 sec
Last Updated
2026-10-24 16:19:27 UTC

Nearby Earthquakes (Last 7 Days)

2.7
7 km ESE of Atka, Alaska
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18 hours ago · 199.2 km deep
3.2
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2.5
54 km ESE of Atka, Alaska
3 days ago · 75.4 km deep
2.7
180 km SSE of Adak, Alaska
3 days ago · 12.8 km deep
2.6
54 km SSE of Adak, Alaska
3 days ago · 27.4 km deep
2.6
65 km ESE of Atka, Alaska
3 days ago · 71.3 km deep
2.5
Rat Islands, Aleutian Islands, Alaska
3 days ago · 94.6 km deep
3.1
177 km W of Nikolski, Alaska
3 days ago · 11.4 km deep
2.9
186 km S of Atka, Alaska
4 days ago · 24.7 km deep

Actions

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Location

Alaska
View all Alaska earthquakes

Understanding This Data

Magnitude 2.7 earthquakes are typically only recorded by instruments.

Learn more about magnitude →

Authoritative source: USGS event page (event ID: us6000u3p4). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2026, October 18, 2026). M2.7 Earthquake 61 km SW of Adak, Alaska — October 18, 2026. Retrieved October 24, 2026 from https://www.earthquaketracker.org/earthquakes/event/us6000u3p4/