M2.8 earthquake 220 km SSW of Adak, Alaska
A magnitude 2.8 earthquake struck 220 km SSW of Adak, Alaska on Fri, Jun 14, 2024, 6:31 PM HADT (03:31 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M3.0 174 km S of Adak, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 2.8 (ML, local (Richter)), micro
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2024-06-15 03:31:01 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 50.127° N, 178.118° W
- Region
- Alaska
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Magnitude estimates
Different scales measure different things and differ by a few tenths. The USGS marks one as preferred, and it is the one this page uses.
| Mag. | Scale | Computed by | Notes |
|---|---|---|---|
| 2.8 | ML, local (Richter) | USGS National Earthquake Information Center | Preferred · Reviewed · ±0.097 · 14 stations |
| 2.7 | ML, local (Richter) | Alaska Earthquake Center | Preliminary |
Did you feel it?
No one has reported feeling this quake to the USGS.
How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 7.4 km horizontally, 2.0 km in depth
- Magnitude uncertainty
- ±0.10
- Depth from
- Operator assigned
- Station coverage gap
- 259°, poorly surrounded by stations
- Stations used
- 19
Nearby
Within 100 km, magnitude 1.5 and up: 9 in the 60 days after this one and 1 in the 30 days before it.
After
- 2.2188 km S of Adak, Alaska · 825 days ago · 1 km deep · 80 km away
- 3.0174 km S of Adak, Alaska · 821 days ago · 10 km deep · 81 km away
- 2.3243 km SSW of Adak, Alaska · 818 days ago · 1 km deep · 25 km away
- 2.4205 km S of Adak, Alaska · 812 days ago · 9 km deep · 88 km away
- 2.0211 km SW of Adak, Alaska · 807 days ago · 12 km deep · 72 km away
- 2.3195 km SW of Adak, Alaska · 805 days ago · 9 km deep · 44 km away
- 2.2239 km SW of Adak, Alaska · 788 days ago · 13 km deep · 78 km away
- 2.6262 km SW of Adak, Alaska · 787 days ago · 10 km deep · 62 km away
- 2.6237 km SSW of Adak, Alaska · 784 days ago · 18 km deep · 56 km away
Before
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000nf4u (also filed as ak0247o8pwsh). Read Thu, Oct 1, 2026, 11:23 PM UTC.