2.1

M2.1 Earthquake 90 km E of Nikolski, Alaska — July 31, 2026

2026-07-31 22:57:16 UTC (2026-07-31) · approx. 11:57 AM UTC-11 local

MagnitudeM2.1(ml)
Time22:57 UTC≈ 11:57 AM UTC-11
Depth38.9 kmshallow crustal
Coordinates52.826°, -167.530°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 52.83°, -167.53°

Earthquake Details

Magnitude
2.1 ml
Depth
38.9 km
shallow crustal
Location
52.8260°N
-167.5300°E

Technical Information

Event ID
aka2026pbmobs
Event Type
earthquake
Status
✓ Reviewed
Significance
68
Stations Used
14
Azimuthal Gap
256.0°
Min Station Distance
0.600°
RMS Residual
0.40 sec
Last Updated
2026-08-31 22:57:20 UTC

Nearby Earthquakes (Last 7 Days)

3.8
100 km SSW of Nikolski, Alaska
7 hours ago · 35.8 km deep
2.8
102 km SSW of Nikolski, Alaska
7 hours ago · 13.7 km deep
3.9
111 km SSW of Nikolski, Alaska
7 hours ago · 14.1 km deep
2.8
106 km S of Nikolski, Alaska
7 hours ago · 0.2 km deep
3.5
107 km SSW of Nikolski, Alaska
7 hours ago · 18.4 km deep
3.2
113 km SSW of Nikolski, Alaska
7 hours ago · 19.9 km deep
2.9
107 km S of Nikolski, Alaska
7 hours ago · 7.0 km deep
3.0
90 km S of Nikolski, Alaska
8 hours ago · 4.4 km deep
2.9
102 km SSW of Nikolski, Alaska
8 hours ago · 24.6 km deep
2.8
100 km SSW of Nikolski, Alaska
9 hours ago · 16.8 km deep

Actions

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Location

Alaska
View all Alaska earthquakes

Understanding This Data

Magnitude 2.1 earthquakes are typically only recorded by instruments.

Learn more about magnitude →

Authoritative source: USGS event page (event ID: aka2026pbmobs). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2026, July 31, 2026). M2.1 Earthquake 90 km E of Nikolski, Alaska — July 31, 2026. Retrieved August 31, 2026 from https://www.earthquaketracker.org/earthquakes/event/aka2026pbmobs/