86 km SE of Ugashik, Alaska
15 October 2026, 22:58:37 (+03) 2026-10-15 19:58:37 UTC
- Magnitude
- 2.9 ml
- Depth
- 0.5 km
- Coordinates
- 57.0840, -156.2010
- Data consistency
- 89/100
Regional activity (100 km)
- Last 24 hours
- 0
- Last 7 days
- 6
- Last 30 days
- 20
Approximate energy released
≈ 0.3 t TNT
1.41e+9 J
Approximated with the Gutenberg–Richter relation (log E = 1.5 M + 4.8); depends on magnitude type. Gutenberg & Richter (1956).
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Community reports
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- 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
29 earthquakes
By magnitude
- M0 0
- M1 0
- M2 20
- M3 9
- M4 0
- M5 0
- M6 0
- M7 0
- M8+ 0
By depth
- 0–10 km 6
- 10–20 km 3
- 20–40 km 4
- 40–70 km 8
- 70–150 km 8
- 150+ km 0
Largest previous earthquakes within 100 km
Largest earthquakes in the platform catalogue and entries from historical catalogues (with citation).
- M3,7 37 km SW of Karluk, Alaska 22.09.2026 · 86 km
- M3,3 ALASKA PENINSULA 25.09.2026 · 92 km
- M3,1 77 km WSW of Akhiok, Alaska 21.09.2026 · 70 km
- M3,0 ALASKA PENINSULA 10.10.2026 · 98 km
- M2,9 ALASKA PENINSULA 27.09.2026 · 55 km
- M2,6 69 km WSW of Akhiok, Alaska 15.10.2026 · 81 km
- M2,5 58 km SE of Ugashik, Alaska 12.10.2026 · 35 km
- M2,5 63 km W of Karluk, Alaska 27.09.2026 · 76 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 |
|---|---|---|---|---|---|
|
EMSC-CSEM
ALASKA PENINSULA
|
2.9 ml | 10.0 km | 19:58:38.669 | Δt 0.82 sn · 8.05 km · ΔM 0 | Original record |
|
USGS Earthquake Hazards Program
Displayed
86 km SE of Ugashik, Alaska
|
2.9 ml | 0.5 km | 19:58:37.850 | Δt 0 sn · 0 km · ΔM 0 | Original record |
This value summarises agreement between sources; it is not a measure of scientific accuracy. Euro-Mediterranean Seismological Centre (EMSC-CSEM) — CC BY 4.0 U.S. Geological Survey (USGS) Earthquake Hazards Program — Public domain (U.S. Government)
Revision history
-
19.10.2026 22:46:49 · USGS · update
depth: 0.1 → 0.5 latitude: 57.083 → 57.084 longitude: -156.198 → -156.201 time: 2026-10-15T19:58:37.884+00:00 → 2026-10-15T19:58:37.850+00:00 review status: automatic → reviewed
-
19.10.2026 22:46:49 · SISTEM · recompute
depth: 10 → 0.5 latitude: 57.0858 → 57.084 longitude: -156.3338 → -156.201 time: 2026-10-15T19:58:38.669Z → 2026-10-15 19:58:37.850+00:00 review status: automatic → reviewed preferred source: 3 → 4
-
16.10.2026 21:05:21 · SISTEM · recompute
source count: 1 → 2 confirming sources: emsc → emsc,usgs
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