2.5

M2.5 Earthquake 68 km SE of Unalaska, Alaska — September 23, 2026

2026-09-23 19:23:22 UTC (2026-09-23) · approx. 8:23 AM UTC-11 local

MagnitudeM2.5(ml)
Time19:23 UTC≈ 8:23 AM UTC-11
Depth20.4 kmshallow crustal
Coordinates53.411°, -165.844°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 53.41°, -165.84°

Earthquake Details

Magnitude
2.5 ml
Depth
20.4 km
shallow crustal
Location
53.4110°N
-165.8440°E

Technical Information

Event ID
aka2026swyphw
Event Type
earthquake
Status
✓ Reviewed
Significance
96
Stations Used
24
Azimuthal Gap
234.0°
Min Station Distance
0.600°
RMS Residual
0.40 sec
Last Updated
2026-10-07 07:24:26 UTC

Nearby Earthquakes (Last 7 Days)

3.3
151 km S of False Pass, Alaska
7 hours ago · 21.2 km deep
3.2
159 km S of False Pass, Alaska
7 hours ago · 10.9 km deep
4.5
158 km S of False Pass, Alaska
7 hours ago · 20.5 km deep
4.0
195 km SE of Akutan, Alaska
8 hours ago · 28.2 km deep
3.3
180 km W of Nikolski, Alaska
19 hours ago · 16.8 km deep
5.0
81 km S of Sand Point, Alaska
1 day ago · 35.0 km deep
3.6
87 km SE of Unalaska, Alaska
1 day ago · 18.0 km deep
3.7
123 km SSW of Nikolski, Alaska
2 days ago · 10.0 km deep
4.0
161 km S of Nikolski, Alaska
2 days ago · 10.0 km deep
2.5
124 km SE of Unalaska, Alaska
3 days ago · 9.5 km deep

Actions

View on USGSDid You Feel It?

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: aka2026swyphw). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2026, September 23, 2026). M2.5 Earthquake 68 km SE of Unalaska, Alaska — September 23, 2026. Retrieved October 7, 2026 from https://www.earthquaketracker.org/earthquakes/event/aka2026swyphw/