M5.0 earthquake 244 km SSE of False Pass, Alaska
A magnitude 5.0 earthquake struck 244 km SSE of False Pass, Alaska on Sun, Sep 20, 2026, 1:06 PM AKDT (21:06 UTC), 10 km (6 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.0 (mb), moderate
- Local time
- UTC
- 2026-09-20 21:06:20 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 52.732° N, 162.484° W
- Region
- Alaska
- Strongest shaking
- I, not felt shaking
- PAGER alert
- Green
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Shaking
The USGS ShakeMap: shaking estimated from seismic stations and the quake’s size, on the Modified Mercalli intensity scale.
- Map
- Automatic
Did you feel it?
No one has reported feeling this quake to the USGS. If you felt it, tell the USGS: every report sharpens the shaking map.
Estimated impact
The USGS PAGER system estimates deaths and economic losses from the shaking and the population and buildings exposed to it.
- Alert level
- Green: little or no damage or loss of life expected
| Range | Chance |
|---|---|
| Under 1 | 99% |
| 1 to 10 | 1% |
| 10 to 100 | Under 1% |
| 100 to 1,000 | Under 1% |
| 1,000 to 10,000 | Under 1% |
| 10,000 to 100,000 | Under 1% |
| 100,000 to 10,000,000 | Under 1% |
| Range, million USD | Chance |
|---|---|
| Under 1 | 99% |
| 1 to 10 | 1% |
| 10 to 100 | Under 1% |
| 100 to 1,000 | Under 1% |
| 1,000 to 10,000 | Under 1% |
| 10,000 to 100,000 | Under 1% |
| 100,000 to 10,000,000 | Under 1% |
Aftershock forecast
The chance of at least one aftershock this large or larger, from the USGS operational aftershock forecast, issued Sat, Sep 26, 2026, 9:06 PM UTC. The USGS updates it as the sequence unfolds.
| Within | M3+ | M4+ | M5+ | M6+ | M7+ |
|---|---|---|---|---|---|
| 1 day | 4% | Under 1% | Under 1% | Under 1% | Under 1% |
| 1 week | 17% | 2% | Under 1% | Under 1% | Under 1% |
| 1 month | 33% | 5% | Under 1% | Under 1% | Under 1% |
| 1 year | 54% | 11% | 1% | Under 1% | Under 1% |
In the coming week the USGS expects about 0 aftershocks of magnitude 3 or more, and most likely between 0 and 2.
How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 6.0 km horizontally, 1.8 km in depth
- Magnitude uncertainty
- ±0.03
- Depth from
- Operator assigned
- Station coverage gap
- 133°
- Stations used
- 104
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.0 and up: 0 since this one and 11 in the 30 days before it.
Before
- 3.0150 km S of False Pass, Alaska · 14 days ago · 10 km deep · 99 km away
- 2.8192 km SE of Akutan, Alaska · 16 days ago · 30 km deep · 76 km away
- 2.9153 km S of False Pass, Alaska · 16 days ago · 35 km deep · 95 km away
- 2.8161 km S of False Pass, Alaska · 19 days ago · 12 km deep · 87 km away
- 3.2228 km S of False Pass, Alaska · 19 days ago · 26 km deep · 44 km away
- 2.9295 km SSE of False Pass, Alaska · 27 days ago · 10 km deep · 52 km away
- 3.5210 km SSE of False Pass, Alaska · 29 days ago · 10 km deep · 54 km away
- 2.7209 km SE of Akutan, Alaska · 30 days ago · 10 km deep · 61 km away
- 2.7192 km SE of Akutan, Alaska · 30 days ago · 10 km deep · 76 km away
- 4.8190 km SE of Akutan, Alaska · 30 days ago · 10 km deep · 80 km away
- 2.8194 km SE of Akutan, Alaska · 32 days ago · 10 km deep · 86 km away
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us7000tit6 (also filed as aka2026srnyvl). Read Sat, Sep 26, 2026, 11:10 PM UTC.