CENTRAL ALASKA
12 October 2026, 05:40:09 (+03) 2026-10-12 02:40:09 UTC
- Magnitude
- 2.8 ml
- Depth
- 98.9 km
- Coordinates
- 62.5127, -151.5642
- Data consistency
- 85/100
Regional activity (100 km)
- Last 24 hours
- 1
- Last 7 days
- 8
- Last 30 days
- 24
Approximate energy released
≈ 0.2 t TNT
1.00e+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
33 earthquakes
By magnitude
- M0 0
- M1 0
- M2 23
- M3 10
- M4 0
- M5 0
- M6 0
- M7 0
- M8+ 0
By depth
- 0–10 km 5
- 10–20 km 2
- 20–40 km 0
- 40–70 km 2
- 70–150 km 24
- 150+ km 0
Largest previous earthquakes within 100 km
Largest earthquakes in the platform catalogue and entries from historical catalogues (with citation).
- M3,6 CENTRAL ALASKA 11.10.2026 · 56 km
- M3,1 CENTRAL ALASKA 11.10.2026 · 46 km
- M3,0 CENTRAL ALASKA 27.09.2026 · 32 km
- M2,9 CENTRAL ALASKA 09.10.2026 · 68 km
- M2,7 CENTRAL ALASKA 11.10.2026 · 37 km
- M2,7 CENTRAL ALASKA 11.10.2026 · 47 km
- M2,5 59 km N of Petersville, Alaska 11.10.2026 · 74 km
- M2,5 52 km NNW of Petersville, Alaska 26.09.2026 · 48 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
Displayed
CENTRAL ALASKA
|
2.8 ml | 98.9 km | 02:40:09.409 | Δt 0 sn · 0 km · ΔM 0 | Original record |
|
USGS Earthquake Hazards Program
37 km W of Petersville, Alaska
|
2.8 ml | 93.8 km | 02:40:10.167 | Δt 0.76 sn · 3.74 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
-
12.10.2026 06:41:13 · SISTEM · recompute
depth: 93.8 → 98.9 latitude: 62.504 → 62.5127 longitude: -151.494 → -151.5642 time: 2026-10-12T02:40:10.167Z → 2026-10-12 02:40:09.409+00:00 source count: 1 → 2 confirming sources: usgs → emsc,usgs preferred source: 4 → 3
-
12.10.2026 05:45:04 · USGS · update
depth: 94.2 → 93.8 latitude: 62.502 → 62.504 longitude: -151.503 → -151.494 time: 2026-10-12T02:40:10.100+00:00 → 2026-10-12T02:40:10.167+00:00 location: 38 km W of Petersville, Alaska → 37 km W of Petersville, Alaska
-
12.10.2026 05:45:04 · SISTEM · recompute
depth: 94.2 → 93.8 latitude: 62.502 → 62.504 longitude: -151.503 → -151.494 time: 2026-10-12T02:40:10.100Z → 2026-10-12 02:40:10.167+00:00
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