Updated 2026-09-02 23:05:29 UTC

M 5.6 — 57 km WNW of Skwentna, Alaska

Magnitude 5.6, depth 10.0 km, 2026-08-08 04:50:34 UTC.

MagnitudeM 5.6
Depth10.0 km
Felt reports1137
Statusreviewed
TsunamiNo
Quake Pulse Activity Index

Activity trend

A high index means recent activity is high relative to the selected historical baseline. It does not mean that a larger earthquake is about to occur.

Quake Pulse Activity Index84/100Elevated
Current 30 days18
Historical monthly median11.0
Historical percentileP84
M5+ in 30 days6
M6+ in 30 days0
Activity trendabove the historical median (+64%)
Baseline months: 60Last calculation: 2026-09-03 06:17:39How the index works →
Quake Pulse

What to know

A short factual reading of this event from the available observations.

  • Magnitude M 5.6 at 10.0 km depth.
  • 1,137 felt report(s) are associated with the USGS record.
  • The solution has already been revised 2 times in Quake Pulse.
Counts describe detected earthquakes and are not a forecast or hazard assessment.
Quake Pulse

Within the Quake Pulse database

Long-term comparisons are more robust at higher magnitudes because small-earthquake detection capability has changed over time.

Magnitude rank in database#8,209
Magnitude rank in country#337
M4.5+ within 250 km, ±15 days1
Remarkable

Why this event stands out

many felt reports · high USGS significance

41/100
Quake Pulse

Impact and context

Descriptive indicators available for this event and its surroundings.

46/100Moderate context
Felt reports1,137
Max felt intensity (CDI)5.4
Instrumental intensity (MMI)5.9
PAGER alertNot available
Tsunami indicator—
USGS significance1,022
Depth contextShallow
Nearby major city—
250 km

Local historical context

Descriptive comparison with earlier events within 250 km.

M4.5+ in previous year8Earlier local maximumM 6.0
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These indicators describe data available after detection. They are neither a forecast nor a direct estimate of damage or individual risk.

Quake Pulse

Around this epicenter

Nearby events observed around this epicenter. Spatial proximity does not necessarily mean they belong to the same sequence.

M 5.6 · 57 km WNW of Skwentna, Alaska · 100 kmInteractive 3D view of earthquakes within 100 km of M 5.6 · 57 km WNW of Skwentna, Alaska.M 5.6 · 57 km WNW of Skwentna, AlaskaM 2.4 · 25 km SW of Petersville, Alaska · 64.1 kmM 2.0 · 31 km N of Skwentna, Alaska · 49.7 kmM 1.3 · 59 km WNW of Skwentna, Alaska · 16.3 kmM 1.4 · 3 km NE of Skwentna, Alaska · 57.2 kmM 2.3 · 38 km SSW of Skwentna, Alaska · 74.5 kmM 1.2 · 37 km WNW of Willow, Alaska · 95.3 kmM 1.6 · 52 km WNW of Skwentna, Alaska · 4.1 kmM 2.0 · 27 km WNW of Petersville, Alaska · 66.4 kmM 2.2 · 29 km WNW of Skwentna, Alaska · 28.1 kmM 1.6 · 32 km NNE of Skwentna, Alaska · 58.5 kmM 2.0 · 22 km ESE of Skwentna, Alaska · 79.1 kmM 0.4 · 57 km SSW of Skwentna, Alaska · 83.8 kmM 0.2 · 56 km SSW of Skwentna, Alaska · 84.5 kmM 0.7 · 53 km SSW of Skwentna, Alaska · 83.0 kmM 2.2 · 57 km WNW of Skwentna, Alaska · 0.4 kmM 1.6 · 29 km W of Petersville, Alaska · 55.6 kmM 1.5 · 20 km ENE of Skwentna, Alaska · 72.4 kmM 1.4 · 55 km NW of Skwentna, Alaska · 14.7 kmM 1.8 · 99 km SE of Nikolai, Alaska · 47.5 kmM 1.3 · 32 km ENE of Skwentna, Alaska · 79.1 kmM 1.8 · 27 km NE of Skwentna, Alaska · 65.9 kmM 2.3 · 50 km NNW of Petersville, Alaska · 85.0 kmM 1.8 · 59 km NW of Beluga, Alaska · 91.9 kmM 1.8 · 32 km SW of Trapper Creek, Alaska · 90.1 kmM 2.4 · 26 km WNW of Petersville, Alaska · 66.0 kmM 1.7 · 29 km SW of Trapper Creek, Alaska · 90.0 kmM 0.5 · 54 km SSW of Skwentna, Alaska · 83.2 kmM 1.4 · 74 km WNW of Skwentna, Alaska · 24.8 kmM 2.0 · 56 km WNW of Skwentna, Alaska · 3.2 kmM 1.7 · 63 km NW of Petersville, Alaska · 81.5 kmM 2.0 · 82 km ESE of Nikolai, Alaska · 52.5 kmM 2.1 · 18 km NW of Petersville, Alaska · 73.8 kmM 2.3 · 57 km WNW of Skwentna, Alaska · 3.2 kmM 1.9 · 21 km SSW of Petersville, Alaska · 73.3 kmM 1.6 · 9 km SSW of Skwentna, Alaska · 60.2 kmM 2.0 · 36 km NW of Willow, Alaska · 97.3 kmM 2.8 · 49 km SSW of Skwentna, Alaska · 81.8 kmM 1.1 · 55 km SSW of Skwentna, Alaska · 80.3 kmM 1.7 · 37 km ESE of Skwentna, Alaska · 93.1 kmM 1.8 · 28 km WNW of Petersville, Alaska · 62.3 kmM 2.2 · 27 km SW of Petersville, Alaska · 57.9 kmM 1.8 · 30 km WNW of Petersville, Alaska · 62.3 kmM 1.9 · 32 km WSW of Petersville, Alaska · 52.3 kmM 1.9 · 30 km NE of Skwentna, Alaska · 65.5 kmM 2.2 · 18 km NW of Petersville, Alaska · 75.8 kmM 0.5 · 56 km SSW of Skwentna, Alaska · 84.5 kmM 1.8 · 22 km ENE of Skwentna, Alaska · 74.1 kmM 2.1 · 38 km S of Skwentna, Alaska · 82.3 kmM 2.8 · 6 km N of Petersville, Alaska · 87.0 kmM 1.9 · 92 km NW of Skwentna, Alaska · 37.7 kmM 2.4 · 15 km NE of Petersville, Alaska · 96.4 kmM 2.0 · 30 km NNW of Susitna, Alaska · 95.4 kmM 2.3 · 46 km NNW of Beluga, Alaska · 95.0 kmM 1.8 · 64 km NW of Skwentna, Alaska · 25.8 kmM 2.2 · 39 km NNW of Petersville, Alaska · 96.0 kmM 2.3 · 29 km NNW of Susitna, Alaska · 96.3 kmM 2.2 · 56 km NNW of Petersville, Alaska · 89.3 kmM 1.9 · 55 km WNW of Skwentna, Alaska · 2.8 kmM 2.6 · 7 km SW of Skwentna, Alaska · 57.2 kmM 1.6 · 53 km WNW of Skwentna, Alaska · 3.7 kmM 1.6 · 52 km WNW of Skwentna, Alaska · 4.8 kmM 1.7 · 32 km SW of Petersville, Alaska · 60.9 kmM 1.4 · 27 km NW of Susitna, Alaska · 97.2 kmM 0.2 · 53 km NW of Beluga, Alaska · 97.8 kmM 1.5 · 33 km WSW of Petersville, Alaska · 50.3 kmM 1.8 · 23 km WNW of Petersville, Alaska · 65.9 kmM 0.1 · 86 km SW of Skwentna, Alaska · 90.3 kmM 2.6 · 49 km NNW of Petersville, Alaska · 96.9 kmM 2.3 · 38 km WNW of Skwentna, Alaska · 18.6 kmM 2.8 · 57 km WNW of Skwentna, Alaska · 4.5 kmM 2.1 · 26 km NW of Susitna, Alaska · 98.3 kmM 2.2 · 30 km WNW of Susitna, Alaska · 94.1 kmM 1.6 · 30 km NNW of Susitna, Alaska · 95.3 kmM 1.7 · 25 km SSE of Skwentna, Alaska · 77.9 kmM 1.7 · 28 km SW of Trapper Creek, Alaska · 89.6 kmM 1.6 · 38 km NW of Willow, Alaska · 95.6 kmM 1.7 · 17 km NE of Skwentna, Alaska · 61.6 kmM 0.0 · 56 km NW of Beluga, Alaska · 91.8 kmM 3.1 · 21 km ESE of Skwentna, Alaska · 77.1 kmM 1.5 · 54 km WNW of Skwentna, Alaska · 2.6 kmM 2.0 · 30 km WNW of Petersville, Alaska · 59.2 kmM 2.6 · 57 km WNW of Skwentna, Alaska · 1.3 kmM 1.7 · 53 km WNW of Skwentna, Alaska · 3.9 kmM 1.6 · 20 km ESE of Skwentna, Alaska · 77.1 kmM 1.5 · 54 km WNW of Skwentna, Alaska · 3.3 kmM 2.4 · 40 km NNW of Petersville, Alaska · 89.2 kmM 1.8 · 31 km WNW of Susitna, Alaska · 94.4 kmM 1.7 · 25 km ESE of Skwentna, Alaska · 82.0 kmM 2.0 · 38 km SSW of Skwentna, Alaska · 71.5 kmM 2.5 · 30 km SW of Trapper Creek, Alaska · 89.4 kmM 1.7 · 54 km WNW of Skwentna, Alaska · 2.2 kmM 1.8 · 24 km SSW of Petersville, Alaska · 74.4 kmM 1.4 · 54 km SSE of Denali National Park, Alaska · 99.5 kmM 1.5 · 35 km E of Skwentna, Alaska · 86.7 kmM 1.7 · 54 km WNW of Skwentna, Alaska · 3.0 kmM 2.5 · 56 km NNW of Petersville, Alaska · 96.3 kmM -0.3 · 62 km WNW of Beluga, Alaska · 95.0 kmM 1.5 · 55 km WNW of Skwentna, Alaska · 1.9 kmM 1.4 · 44 km NW of Skwentna, Alaska · 13.4 kmM 1.4 · 55 km WNW of Skwentna, Alaska · 2.1 km
M 5.6 · 57 km WNW of Skwentna, Alaska100 km100 Recent earthquakes

Descriptive map centered on the epicenter; it does not represent felt intensity or risk.

Sequence context

No public sequence is currently associated with this event.

Nearby events · 100 km

Quake Pulse

USGS data evolution

Earthquake parameters can be revised after first publication. This timeline shows versions retained by Quake Pulse.

Revisions2
Magnitude change+0.0M 5.6 → M 5.6
Depth change+0.0 km
Last update53309 min
2026-09-02 05:00:48 UTC2026-09-02 23:05:29 UTC

Revision history

Observed changes stored by Quake Pulse.

Mise à jourMagnitudeDepthStatus
2026-09-02 05:00:48 UTC5.610 kmreviewed
2026-09-02 23:05:29 UTC5.610 kmreviewed

Explore related context

Putting this earthquake in context

An earthquake record can change after the first automatic publication as additional stations contribute data and analysts refine the solution.

Interpret the numbers

Magnitude, depth, felt reports and status describe different parts of the event. None of them alone predicts the consequences for a specific city.

Important limits

If the earthquake creates a safety concern, follow local authorities and official warning channels rather than relying on a public data website.

Read the methodology →

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