2.9

M2.9 Earthquake 72 km S of Atka, Alaska — October 16, 2026

2026-10-16 23:24:42 UTC (6 days ago) · approx. 11:24 AM UTC-12 local

MagnitudeM2.9(ml)
Time23:24 UTC≈ 11:24 AM UTC-12
Depth2.0 kmshallow crustal
Coordinates51.557°, -174.003°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 51.56°, -174.00°

Earthquake Details

Magnitude
2.9 ml
Depth
2.0 km
shallow crustal
Location
51.5570°N
-174.0030°E

Technical Information

Event ID
aka2026untdqd
Event Type
earthquake
Status
✓ Reviewed
Significance
129
Stations Used
18
Azimuthal Gap
214.0°
Min Station Distance
0.700°
RMS Residual
0.60 sec
Last Updated
2026-10-21 20:00:32 UTC

Nearby Earthquakes (Last 7 Days)

3.1
177 km W of Nikolski, Alaska
1 day ago · 11.4 km deep
2.9
186 km S of Atka, Alaska
2 days ago · 24.7 km deep
3.1
68 km E of Atka, Alaska
2 days ago · 0.0 km deep
3.2
63 km SW of Adak, Alaska
2 days ago · 10.0 km deep
2.7
60 km WNW of Nikolski, Alaska
3 days ago · 193.7 km deep
3.1
121 km SSW of Nikolski, Alaska
3 days ago · 21.4 km deep
3.7
123 km SSW of Nikolski, Alaska
3 days ago · 10.0 km deep
4.0
161 km S of Nikolski, Alaska
3 days ago · 10.0 km deep
2.8
73 km SE of Adak, Alaska
3 days ago · 20.4 km deep
3.0
127 km WSW of Adak, Alaska
3 days ago · 20.8 km deep

Actions

View on USGSDid You Feel It?

Location

Alaska
View all Alaska earthquakes

Understanding This Data

Magnitude 2.9 earthquakes are typically only recorded by instruments.

Learn more about magnitude →

Authoritative source: USGS event page (event ID: aka2026untdqd). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2026, October 16, 2026). M2.9 Earthquake 72 km S of Atka, Alaska — October 16, 2026. Retrieved October 21, 2026 from https://www.earthquaketracker.org/earthquakes/event/aka2026untdqd/