M3.0 earthquake 238 km S of Sand Point, Alaska
A magnitude 3.0 earthquake struck 238 km S of Sand Point, Alaska on Mon, Mar 6, 2017, 3:35 PM AKST (00:35 UTC), 28 km (17 mi) below the surface.
A larger quake followed: M4.2 226 km SSE of King Cove, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 3.0 (ML, local (Richter)), minor
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2017-03-07 00:35:08 UTC
- Depth
- 27.8 km (17.3 mi), shallow
- Epicenter
- 53.199° N, 160.341° 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 |
|---|---|---|---|
| 3.0 | ML, local (Richter) | USGS National Earthquake Information Center | Preferred · Reviewed · ±0.148 · 6 stations |
| 2.9 | 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 9.4 km horizontally, 11.2 km in depth
- Magnitude uncertainty
- ±0.15
- Depth from
- From location
- Station coverage gap
- 242°, poorly surrounded by stations
- Stations used
- 9
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 6 in the 60 days after this one and 0 in the 30 days before it.
After
- 2.8205 km SSE of King Cove, Alaska · 3496 days ago · 29 km deep · 69 km away
- 4.2226 km SSE of King Cove, Alaska · 3488 days ago · 10 km deep · 52 km away
- 3.5227 km SSE of King Cove, Alaska · 3473 days ago · 35 km deep · 36 km away
- 2.9197 km S of Sand Point, Alaska · 3463 days ago · 10 km deep · 43 km away
- 3.1232 km SSE of King Cove, Alaska · 3456 days ago · 10 km deep · 20 km away
- 2.9207 km SSE of Sand Point, Alaska · 3450 days ago · 21 km deep · 51 km away
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us100088pq (also filed as ak15480626, ak017315ofhh). Read Fri, Oct 2, 2026, 11:22 PM UTC.