2.4

M2.4 Earthquake 69 km SSW of Adak, Alaska — September 28, 2026

2026-09-28 18:23:20 UTC (4 days ago) · approx. 6:23 AM UTC-12 local

MagnitudeM2.4(ml)
Time18:23 UTC≈ 6:23 AM UTC-12
Depth27.9 kmshallow crustal
Coordinates51.276°, -176.899°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 51.28°, -176.90°

Earthquake Details

Magnitude
2.4 ml
Depth
27.9 km
shallow crustal
Location
51.2760°N
-176.8990°E

Technical Information

Event ID
aka2026tgcsco
Event Type
earthquake
Status
✓ Reviewed
Significance
89
Stations Used
21
Azimuthal Gap
224.0°
Min Station Distance
0.500°
RMS Residual
0.30 sec
Last Updated
2026-09-30 06:20:17 UTC

Nearby Earthquakes (Last 7 Days)

4.1
34 km S of Adak, Alaska
13 hours ago · 49.1 km deep
4.0
75 km SE of Adak, Alaska
1 day ago · 17.3 km deep
4.2
286 km W of Adak, Alaska
2 days ago · 119.2 km deep
2.9
Rat Islands, Aleutian Islands, Alaska
4 days ago · 155.9 km deep
3.0
Rat Islands, Aleutian Islands, Alaska
4 days ago · 35.0 km deep
2.9
83 km ESE of Adak, Alaska
4 days ago · 38.5 km deep
2.6
97 km SSE of Atka, Alaska
4 days ago · 40.0 km deep
2.9
34 km NW of Atka, Alaska
4 days ago · 213.8 km deep
2.5
292 km WSW of Adak, Alaska
4 days ago · 29.7 km deep
2.6
285 km WSW of Adak, Alaska
5 days ago · 16.7 km deep

Actions

View on USGSDid You Feel It?

Location

Alaska
View all Alaska earthquakes

Understanding This Data

Magnitude 2.4 earthquakes are typically only recorded by instruments.

Learn more about magnitude →

Authoritative source: USGS event page (event ID: aka2026tgcsco). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2026, September 28, 2026). M2.4 Earthquake 69 km SSW of Adak, Alaska — September 28, 2026. Retrieved September 30, 2026 from https://www.earthquaketracker.org/earthquakes/event/aka2026tgcsco/