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
2026-08-05 17:15:30 UTC

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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 5, 2026 from https://www.earthquaketracker.org/earthquakes/event/aka2026pbmobs/