2.8

M2.8 Earthquake 75 km W of Adak, Alaska — October 28, 2026

2026-10-28 04:51:27 UTC (3 days ago) · approx. 4:51 PM UTC-12 local

MagnitudeM2.8(ml)
Time04:51 UTC≈ 4:51 PM UTC-12
Depth5.6 kmshallow crustal
Coordinates51.876°, -177.736°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 51.88°, -177.74°

Earthquake Details

Magnitude
2.8 ml
Depth
5.6 km
shallow crustal
Location
51.8762°N
-177.7357°E

Technical Information

Event ID
av94472958
Event Type
earthquake
Status
✓ Reviewed
Significance
118
Stations Used
20
Azimuthal Gap
161.0°
Min Station Distance
0.079°
RMS Residual
0.19 sec
Last Updated
2026-10-29 20:45:08 UTC

Nearby Earthquakes (Last 7 Days)

2.6
290 km W of Adak, Alaska
8 hours ago · 29.6 km deep
2.9
247 km WSW of Adak, Alaska
3 days ago · 18.7 km deep
4.2
161 km SSE of Atka, Alaska
3 days ago · 10.0 km deep
2.9
82 km S of Atka, Alaska
3 days ago · 2.2 km deep
2.7
87 km SE of Adak, Alaska
3 days ago · 5.2 km deep
3.2
88 km SSE of Adak, Alaska
3 days ago · 10.5 km deep
3.1
145 km ENE of Atka, Alaska
3 days ago · 5.0 km deep
2.5
77 km ESE of Adak, Alaska
3 days ago · 19.1 km deep
3.0
117 km ESE of Atka, Alaska
3 days ago · 80.8 km deep
2.7
52 km SW of Atka, Alaska
4 days ago · 76.2 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: av94472958). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2026, October 28, 2026). M2.8 Earthquake 75 km W of Adak, Alaska — October 28, 2026. Retrieved October 29, 2026 from https://www.earthquaketracker.org/earthquakes/event/av94472958/