2.5

M2.5 Earthquake 87 km SE of Ugashik, Alaska — August 10, 2026

2026-08-10 17:21:22 UTC (2026-08-10) · approx. 7:21 AM UTC-10 local

MagnitudeM2.5(ml)
Time17:21 UTC≈ 7:21 AM UTC-10
Depth71.3 kmintermediate depth
Coordinates56.954°, -156.379°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 56.95°, -156.38°

Earthquake Details

Magnitude
2.5 ml
Depth
71.3 km
intermediate depth
Location
56.9540°N
-156.3790°E

Technical Information

Event ID
aka2026ptnonn
Event Type
earthquake
Status
✓ Reviewed
Significance
96
Stations Used
74
Azimuthal Gap
82.0°
Min Station Distance
0.700°
RMS Residual
0.70 sec
Last Updated
2026-08-12 03:45:26 UTC

Nearby Earthquakes (Last 7 Days)

2.5
103 km SE of Ugashik, Alaska
1 hour ago · 5.0 km deep
2.6
118 km E of Chignik, Alaska
21 hours ago · 18.2 km deep
2.6
46 km W of Happy Valley, Alaska
1 day ago · 100.3 km deep
3.0
63 km SE of Port Graham, Alaska
1 day ago · 54.5 km deep
2.9
53 km SSE of King Salmon, Alaska
1 day ago · 0.0 km deep
3.4
23 km NW of Nanwalek, Alaska
2 days ago · 77.9 km deep
3.0
38 km WNW of Anchor Point, Alaska
2 days ago · 93.5 km deep
2.5
71 km WSW of Nanwalek, Alaska
3 days ago · 74.5 km deep
4.0
64 km SE of King Cove, Alaska
3 days ago · 49.9 km deep
2.5
12 km N of Karluk, Alaska
3 days ago · 58.8 km deep

Actions

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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: aka2026ptnonn). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2026, August 10, 2026). M2.5 Earthquake 87 km SE of Ugashik, Alaska — August 10, 2026. Retrieved August 12, 2026 from https://www.earthquaketracker.org/earthquakes/event/aka2026ptnonn/