2.3

M2.3 Earthquake 72 km SSW of Atka, Alaska — June 28, 2026

2026-06-28 22:35:53 UTC (2026-06-28) · approx. 10:35 AM UTC-12 local

MagnitudeM2.3(ml)
Time22:35 UTC≈ 10:35 AM UTC-12
Depth15.0 kmshallow crustal
Coordinates51.561°, -174.408°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 51.56°, -174.41°

Earthquake Details

Magnitude
2.3 ml
Depth
15.0 km
shallow crustal
Location
51.5610°N
-174.4080°E

Technical Information

Event ID
aka2026msncuz
Event Type
earthquake
Status
✓ Reviewed
Significance
81
Stations Used
15
Azimuthal Gap
262.0°
Min Station Distance
0.700°
RMS Residual
0.50 sec
Last Updated
2026-07-08 05:56:17 UTC

Nearby Earthquakes (Last 7 Days)

5.8
99 km SE of Atka, Alaska
3 hours ago · 10.0 km deep
4.1
80 km SE of Atka, Alaska
10 hours ago · 51.7 km deep
4.0
136 km SSE of Atka, Alaska
12 hours ago · 10.0 km deep
5.0
91 km SE of Atka, Alaska
15 hours ago · 40.8 km deep
2.8
147 km SW of Nikolski, Alaska
2 days ago · 11.6 km deep
2.5
78 km SSE of Adak, Alaska
2 days ago · 22.8 km deep
2.5
76 km S of Nikolski, Alaska
2 days ago · 18.3 km deep
3.3
96 km SE of Atka, Alaska
2 days ago · 19.8 km deep
5.0
94 km SSE of Adak, Alaska
2 days ago · 10.0 km deep
3.0
91 km SE of Atka, Alaska
2 days ago · 35.0 km deep

Actions

View on USGSDid You Feel It?

Location

Alaska
View all Alaska earthquakes

Understanding This Data

Magnitude 2.3 earthquakes are typically only recorded by instruments.

Learn more about magnitude →

Authoritative source: USGS event page (event ID: aka2026msncuz). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2026, June 28, 2026). M2.3 Earthquake 72 km SSW of Atka, Alaska — June 28, 2026. Retrieved July 8, 2026 from https://www.earthquaketracker.org/earthquakes/event/aka2026msncuz/