DataOfWorld

Earthquake reference

64 km NNE of Chignik, Alaska

0.53 | 2026-09-13T20:54:58.960000+00:00 | 56.843 | -158.074166666667

191Same Day Events
36.1Nearest Airport Distance Km
5Same Day Events Count
5Similar Magnitude Events Count
5Nearest Airports Count
5Nearest Postal Codes Count

Key facts

Magnitude
0.53
Occurred at
2026-09-13T20:54:58.960000+00:00
Updated at
2026-09-16T19:56:26.630000+00:00
Review status
removed-from-feed
Latitude
56.843
Longitude
-158.074166666667
Depth (km)
10.07

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Earthquakes recorded on the same UTC date

Other published USGS events whose timestamps fall on the same UTC date.

91 km S of Unalaska, Alaska26 km WNW of Eureka Roadhouse, Alaska73 km SSW of Adak, Alaska52 km WNW of Nikiski, Alaska30 km SE of Minto, Alaska

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Earthquakes of similar magnitude

Published USGS events with the nearest recorded magnitudes; this is not a hazard forecast.

13 km WNW of Ivanof Bay, AlaskaMagnitude Difference: 0.077 km W of Nikolski, AlaskaMagnitude Difference: 0.085 km SE of Kokhanok, AlaskaMagnitude Difference: 0.0143 km W of Adak, AlaskaMagnitude Difference: 0.011 km SW of Niland, CAMagnitude Difference: 0.0

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Nearest recorded airports

Spatial proximity only; it does not establish administrative jurisdiction.

Port Heiden AirportDistance Km: 36.1Chignik AirportDistance Km: 61.9Chignik Bay Seaplane BaseDistance Km: 64.1Chignik Lagoon AirportDistance Km: 65.6Ugashik Bay AirportDistance Km: 67.6

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Nearest recorded postal locations

Spatial proximity within the country-stratified GeoNames sample; it does not establish administrative jurisdiction.

99565Distance Km: 179.999655Distance Km: 391.099552Distance Km: 487.099559Distance Km: 487.499614Distance Km: 490.3

Source and context

Source
USGS Earthquake Hazards Program
Applicable date
2026-10-18
Dataset version
3cf1423f7d0a
License
United States public domain

Reference data can change. Verify consequential decisions against the original source.