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Mag. 1.3 quake - 44 Km W of Port Lions, Alaska, on Friday, Aug 5, 2022 06:17 am (GMT -8) -

Mag. 1.3 quake - 44 Km W of Port Lions, Alaska, on Friday, Aug 5, 2022 06:17 am (GMT -8) Mag. 1.3 quake - 44 Km W of Port Lions, Alaska, on Friday, Aug 5, 2022 06:17 am (GMT -8)

Minor magnitude 1.3 earthquake at 36 km depth

5 Aug 14:20 UTC: First to report: USGS after 3 minutes.

Earthquake details

Date & timeAug 5, 2022 14:17:23 UTC -
Local time at epicenterFriday, Aug 5, 2022 06:17 am (GMT -8)
Depth35.9 km
Epicenter latitude / longitude57.9128°N / 153.6248°W Alaska, United States
Antipode57.9128°S / 26.3752°E
Shaking intensityNot felt
Primary data sourceUSGS (United States Geological Survey)
Nearest volcanoSteller (73 km / 45 mi)
Weather at epicenter at time of quakeModerate Rain 11.5°C (53 F), humidity: 98%, wind: 4 m/s (8 kts) from WSW
Estimated seismic energy released5.6 x 106 joules (1.56 kilowatt hours) | about seismic energy
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Nearby places

Distance Place Max. shaking intensity(*) Region Country
44 km (27 mi)
E of epicenter
Port Lions
(pop: 197)
Not felt
Kodiak Island Borough, Alaska
45 km (28 mi)
ENE of epicenter
(pop: 37)
Not felt
Kodiak Island Borough, Alaska
46 km (29 mi)
SSW of epicenter
Larsen Bay
(pop: 88)
Not felt
Kodiak Island Borough, Alaska
62 km (39 mi)
ESE of epicenter
Womens Bay
(pop: 719)
Not felt
Kodiak Island Borough, Alaska
63 km (39 mi)
ESE of epicenter
Kodiak Station
(pop: 1,300)
Not felt
Kodiak Island Borough, Alaska
73 km (46 mi)
E of epicenter
(pop: 6,250)
Not felt
73 km (46 mi)
E of epicenter
Saint Paul
(pop: 6,250)
Not felt
Kodiak Island Borough, Alaska
81 km (50 mi)
SSE of epicenter
Old Harbor
(pop: 221)
Not felt
Kodiak Island Borough, Alaska
(*) Shaking intensity according to the Modified Mercalli Intensity Scale (MMI) and estimated using seismic models.

Compare Quake Data

Data for the same earthquake as reported by different agencies

The more agencies report about the same quake and post similar data, the more confidence you can have in the data. It takes normally up to a few hours until earthquake parameters are calculated with near-optimum precision.
Mag Depth Time GMT Epicenter Agency
1.3 36 km (22 mi) 2022-08-5 14:17:23 44 Km W of Port Lions, Alaska USGS (United States Geological Survey)
1.3 36 km (22 mi) 2022-08-5 14:17:23 Kodiak Island Region, Alaska
0 km (0 mi) epicenter difference with USGS
RaspberryShake (RaspberryShake)


Seismic station: Kodiak Island, Alaska, USA (KDAK/II network) | Distance from quake: 63 km / 39 mi | Show on map | Station Info
Seismic station Kodiak Island, Alaska, USA: vertical movement plot around time of quake (source: IRIS/BUD)
Seismogram (vertical component) around time of quake. Thin dotted red line indicates time of quake. Seismic waves arrive some time later, depending on distance. Bandpass filter applied: 0.5-10.0 Hz. Source: IRIS Buffer of Uniform Data (BUD) webtool
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User-reports for this quake

At magnitude 1.3, such a quake wouldn't normally be felt by people, but could be recorded instrumentally.
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
There are no user reports for this quake.

Earlier earthquakes in the same area

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