2.5

M2.5 Earthquake 135 km SW of Adak, Alaska — September 16, 2026

2026-09-16 19:40:42 UTC (2 days ago) · approx. 7:40 AM UTC-12 local

MagnitudeM2.5(ml)
Time19:40 UTC≈ 7:40 AM UTC-12
Depth19.5 kmshallow crustal
Coordinates51.187°, -178.248°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 51.19°, -178.25°

Earthquake Details

Magnitude
2.5 ml
Depth
19.5 km
shallow crustal
Location
51.1870°N
-178.2480°E

Technical Information

Event ID
aka2026skbamw
Event Type
earthquake
Status
✓ Reviewed
Significance
96
Stations Used
21
Azimuthal Gap
240.0°
Min Station Distance
0.500°
RMS Residual
0.50 sec
Last Updated
2026-09-19 06:02:40 UTC

Nearby Earthquakes (Last 7 Days)

3.6
112 km SE of Atka, Alaska
22 hours ago · 0.0 km deep
2.9
125 km WSW of Adak, Alaska
2 days ago · 10.6 km deep
2.6
66 km SE of Adak, Alaska
2 days ago · 35.1 km deep
3.2
178 km E of Atka, Alaska
2 days ago · 2.7 km deep
3.0
132 km WSW of Adak, Alaska
2 days ago · 35.9 km deep
2.6
69 km SW of Atka, Alaska
2 days ago · 56.9 km deep
2.8
92 km SSE of Atka, Alaska
2 days ago · 7.9 km deep
2.7
Rat Islands, Aleutian Islands, Alaska
2 days ago · 34.5 km deep
2.9
119 km SSW of Atka, Alaska
2 days ago · 4.6 km deep
3.0
48 km SE of Adak, Alaska
2 days ago · 55.7 km deep

Actions

View on USGSDid You Feel It?

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: aka2026skbamw). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2026, September 16, 2026). M2.5 Earthquake 135 km SW of Adak, Alaska — September 16, 2026. Retrieved September 19, 2026 from https://www.earthquaketracker.org/earthquakes/event/aka2026skbamw/