2.8

M2.8 Earthquake 48 km SSW of Ugashik, Alaska — September 4, 2026

2026-09-04 17:01:54 UTC (2026-09-04) · approx. 6:01 AM UTC-11 local

MagnitudeM2.8(ml)
Time17:01 UTC≈ 6:01 AM UTC-11
Depth2.9 kmshallow crustal
Coordinates57.111°, -157.702°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 57.11°, -157.70°

Earthquake Details

Magnitude
2.8 ml
Depth
2.9 km
shallow crustal
Location
57.1110°N
-157.7020°E

Technical Information

Event ID
aka2026rnrlvm
Event Type
earthquake
Status
✓ Reviewed
Significance
121
Stations Used
40
Azimuthal Gap
136.0°
Min Station Distance
0.300°
RMS Residual
0.80 sec
Last Updated
2026-10-08 16:03:32 UTC

Nearby Earthquakes (Last 7 Days)

3.5
52 km E of Pedro Bay, Alaska
15 hours ago · 125.8 km deep
2.7
120 km SE of Ugashik, Alaska
18 hours ago · 13.1 km deep
2.5
70 km E of Port Alsworth, Alaska
1 day ago · 145.4 km deep
2.7
46 km W of Nanwalek, Alaska
1 day ago · 79.8 km deep
2.8
22 km N of Larsen Bay, Alaska
1 day ago · 29.1 km deep
2.6
98 km S of Sand Point, Alaska
1 day ago · 4.9 km deep
2.5
55 km E of Pedro Bay, Alaska
1 day ago · 135.5 km deep
2.8
58 km WNW of Happy Valley, Alaska
2 days ago · 106.6 km deep
2.5
39 km SW of Karluk, Alaska
2 days ago · 53.4 km deep
3.7
35 km SW of False Pass, Alaska
2 days ago · 141.8 km deep

Actions

View on USGSDid You Feel It?

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: aka2026rnrlvm). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2026, September 4, 2026). M2.8 Earthquake 48 km SSW of Ugashik, Alaska — September 4, 2026. Retrieved October 8, 2026 from https://www.earthquaketracker.org/earthquakes/event/aka2026rnrlvm/