Rat Islands, Aleutian Islands, Alaska
12 October 2026, 18:55:18 (+03) 2026-10-12 15:55:18 UTC
- Magnitude
- 3.1 ml
- Depth
- 17.3 km
- Coordinates
- 51.0030, 178.4370
- Data consistency
- 58/100
Regional activity (100 km)
- Last 24 hours
- 0
- Last 7 days
- 1
- Last 30 days
- 14
Approximate energy released
≈ 0.7 t TNT
2.82e+9 J
Approximated with the Gutenberg–Richter relation (log E = 1.5 M + 4.8); depends on magnitude type. Gutenberg & Richter (1956).
Did you feel this earthquake?
Your report adds to a community map of where and how this earthquake was felt. It takes less than a minute.
felt it
didn't feel it
Your answer
Reporting for this earthquake has closed; results are below.
If anyone is injured or there is serious damage, call 112 and follow AFAD guidance.
Community reports
No reports yet. Be the first to report.
- Community intensity
- Typical duration
- Farthest report
- felt it
Estimated, close to the MMI scale
Intensity distribution
Provinces with reports
Reported effects
Squares on the map show community reports (~11 km grid; colour = estimated intensity).
Based on voluntary reports from users; not an instrumental measurement or official intensity. For official information follow AFAD and Kandilli Observatory announcements.
Impact information reported by sources
- USGS Earthquake Hazards Program Tsunami flag: No
These values are automatic products of the respective agency, not an assessment by this platform. For tsunami warnings follow the Kandilli Observatory Regional Earthquake-Tsunami Monitoring Center and AFAD.
Nearby places
No records.
Nearby faults (50 km)
No mapped fault within 50 km.
Last year, within 100 km
19 earthquakes
By magnitude
- M0 0
- M1 0
- M2 8
- M3 6
- M4 5
- M5 0
- M6 0
- M7 0
- M8+ 0
By depth
- 0–10 km 1
- 10–20 km 8
- 20–40 km 0
- 40–70 km 6
- 70–150 km 4
- 150+ km 0
Largest previous earthquakes within 100 km
Largest earthquakes in the platform catalogue and entries from historical catalogues (with citation).
- M4,6 Rat Islands, Aleutian Islands, Alaska 27.09.2026 · 63 km
- M4,4 259 km WSW of Adak, Alaska 27.09.2026 · 96 km
- M4,4 263 km WSW of Adak, Alaska 26.09.2026 · 94 km
- M3,0 Rat Islands, Aleutian Islands, Alaska 12.10.2026 · 29 km
- M2,7 262 km WSW of Adak, Alaska 20.09.2026 · 97 km
- M2,7 Rat Islands, Aleutian Islands, Alaska 20.09.2026 · 60 km
Comparison with past records
…
No earlier earthquakes are recorded in this area.
- Source:
Where does this earthquake come from?
Source comparison
| Agency | Magnitude | Depth | Time (UTC) | Difference from master | Original record |
|---|---|---|---|---|---|
|
USGS Earthquake Hazards Program
Displayed
Rat Islands, Aleutian Islands, Alaska
|
3.1 ml | 17.3 km | 15:55:18.476 | Δt 0 sn · 0 km · ΔM 0 | Original record |
This value summarises agreement between sources; it is not a measure of scientific accuracy. U.S. Geological Survey (USGS) Earthquake Hazards Program — Public domain (U.S. Government)
Revision history
No revisions.
This platform is provided for information and data visualisation purposes. Follow the announcements of the competent authorities for official emergency warnings.