2.8

M2.8 Earthquake 113 km S of Nikolski, Alaska — September 13, 2026

2026-09-13 15:54:57 UTC (4 days ago) · approx. 4:54 AM UTC-11 local

MagnitudeM2.8(ml)
Time15:54 UTC≈ 4:54 AM UTC-11
Depth4.7 kmshallow crustal
Coordinates51.935°, -169.121°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 51.94°, -169.12°

Earthquake Details

Magnitude
2.8 ml
Depth
4.7 km
shallow crustal
Location
51.9350°N
-169.1210°E

Technical Information

Event ID
aka2026sefkwj
Event Type
earthquake
Status
✓ Reviewed
Significance
121
Stations Used
11
Azimuthal Gap
251.0°
Min Station Distance
0.900°
RMS Residual
0.60 sec
Last Updated
2026-09-17 16:31:43 UTC

Nearby Earthquakes (Last 7 Days)

3.9
169 km WSW of Nikolski, Alaska
4 hours ago · 111.2 km deep
3.8
169 km WSW of Nikolski, Alaska
4 hours ago · 108.9 km deep
3.5
192 km SW of Nikolski, Alaska
5 hours ago · 10.0 km deep
6.5
165 km W of Nikolski, Alaska
5 hours ago · 111.7 km deep
3.6
95 km SSW of Unalaska, Alaska
1 day ago · 20.2 km deep
3.9
167 km WSW of Nikolski, Alaska
1 day ago · 90.5 km deep
2.5
92 km E of Nikolski, Alaska
2 days ago · 2.8 km deep
2.9
97 km SSW of Nikolski, Alaska
2 days ago · 8.2 km deep
2.5
85 km WSW of Atka, Alaska
2 days ago · 108.0 km deep
4.0
92 km SSW of Unalaska, Alaska
2 days ago · 18.4 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: aka2026sefkwj). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2026, September 13, 2026). M2.8 Earthquake 113 km S of Nikolski, Alaska — September 13, 2026. Retrieved September 17, 2026 from https://www.earthquaketracker.org/earthquakes/event/aka2026sefkwj/