2.2

M2.2 Earthquake 90 km SW of Unalaska, Alaska — December 20, 2025

2025-12-20 20:14:05 UTC (2025-12-20) · approx. 9:14 AM UTC-11 local

MagnitudeM2.2(ml)
Time20:14 UTC≈ 9:14 AM UTC-11
Depth68.4 kmshallow crustal
Coordinates53.289°, -167.476°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 53.29°, -167.48°

Earthquake Details

Magnitude
2.2 ml
Depth
68.4 km
shallow crustal
Location
53.2890°N
-167.4760°E

Technical Information

Event ID
ak2025yznowo
Event Type
earthquake
Status
✓ Reviewed
Significance
74
Stations Used
21
Azimuthal Gap
198.0°
Min Station Distance
0.300°
RMS Residual
0.60 sec
Last Updated
2026-02-17 06:22:32 UTC

Nearby Earthquakes (Last 7 Days)

4.9
70 km SW of Nikolski, Alaska
12 hours ago · 29.6 km deep
3.6
26 km SSE of Unalaska, Alaska
18 hours ago · 77.0 km deep
2.7
59 km E of Nikolski, Alaska
18 hours ago · 53.9 km deep
3.1
178 km E of Atka, Alaska
19 hours ago · 4.9 km deep
3.9
170 km E of Atka, Alaska
1 day ago · 9.6 km deep
4.2
170 km E of Atka, Alaska
1 day ago · 10.3 km deep
4.5
164 km E of Atka, Alaska
1 day ago · 10.0 km deep
5.6
173 km E of Atka, Alaska
1 day ago · 14.9 km deep
4.7
112 km S of Nikolski, Alaska
1 day ago · 10.0 km deep
3.3
81 km ESE of Atka, Alaska
3 days ago · 60.1 km deep

Actions

View on USGSDid You Feel It?

Location

Alaska
View all Alaska earthquakes

Understanding This Data

Magnitude 2.2 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: ak2025yznowo). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2025, December 20, 2025). M2.2 Earthquake 90 km SW of Unalaska, Alaska — December 20, 2025. Retrieved May 23, 2026 from https://www.earthquaketracker.org/earthquakes/event/ak2025yznowo/