2.9

M2.9 Earthquake 118 km SW of Adak, Alaska — May 21, 2026

2026-05-21 09:08:52 UTC (1 day ago) · approx. 9:08 PM UTC-12 local

MagnitudeM2.9(ml)
Time09:08 UTC≈ 9:08 PM UTC-12
Depth28.7 kmshallow crustal
Coordinates51.288°, -178.059°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 51.29°, -178.06°

Earthquake Details

Magnitude
2.9 ml
Depth
28.7 km
shallow crustal
Location
51.2882°N
-178.0588°E

Technical Information

Event ID
us6000szdn
Event Type
earthquake
Status
✓ Reviewed
Significance
129
Stations Used
18
Azimuthal Gap
206.0°
Min Station Distance
0.478°
RMS Residual
0.68 sec
Last Updated
2026-05-22 11:47:43 UTC

Nearby Earthquakes (Last 7 Days)

4.5
164 km E of Atka, Alaska
4 hours ago · 10.0 km deep
5.6
173 km E of Atka, Alaska
4 hours ago · 14.9 km deep
3.5
160 km SW of Adak, Alaska
1 day ago · 10.0 km deep
2.9
Rat Islands, Aleutian Islands, Alaska
1 day ago · 38.6 km deep
3.3
81 km ESE of Atka, Alaska
1 day ago · 60.1 km deep
3.0
169 km SW of Nikolski, Alaska
2 days ago · 11.1 km deep
2.9
222 km W of Adak, Alaska
2 days ago · 89.5 km deep
3.6
Andreanof Islands, Aleutian Islands, Alaska
2 days ago · 10.0 km deep
3.8
89 km WNW of Atka, Alaska
3 days ago · 229.8 km deep
3.1
85 km WSW of Adak, Alaska
3 days ago · 40.5 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 →

Be Prepared

→ What to do during an earthquake→ Create an emergency plan→ Emergency kit essentials→ See all M4.5+ earthquakes today

Authoritative source: USGS event page (event ID: us6000szdn). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2026, May 21, 2026). M2.9 Earthquake 118 km SW of Adak, Alaska — May 21, 2026. Retrieved May 22, 2026 from https://www.earthquaketracker.org/earthquakes/event/us6000szdn/