Updated 2026-09-02 13:10:49 UTC

M 5.2 — 78 km SSW of Nikolski, Alaska

Magnitude 5.2, depth 35.0 km, 2026-09-02 12:32:01 UTC.

MagnitudeM 5.2
Depth35.0 km
Felt reports1
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 5.2 at 35.0 km depth.
  • 1 felt report(s) are associated with the USGS record.
  • The solution has already been revised 4 times in Quake Pulse.
Counts describe detected earthquakes and are not a forecast or hazard assessment.
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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#21,679
Magnitude rank in country#857
M4.5+ within 250 km, ±15 days24
Quake Pulse

Impact and context

Descriptive indicators available for this event and its surroundings.

22/100Limited context
Felt reports1
Max felt intensity (CDI)2.0
Instrumental intensity (MMI)2.9
PAGER alertNot available
Tsunami indicator—
USGS significance416
Depth contextShallow
Nearby major city—
250 km

Local historical context

Descriptive comparison with earlier events within 250 km.

M4.5+ in previous year0Earlier local maximum—
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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.

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Around this epicenter

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

M 5.2 · 78 km SSW of Nikolski, Alaska · 100 kmInteractive 3D view of earthquakes within 100 km of M 5.2 · 78 km SSW of Nikolski, Alaska.M 5.2 · 78 km SSW of Nikolski, AlaskaM 0.5 · 75 km WSW of Nikolski, Alaska · 59.4 kmM 1.6 · 69 km WSW of Nikolski, Alaska · 56.8 kmM 1.1 · 71 km WSW of Nikolski, Alaska · 55.7 kmM 4.0 · 81 km SSW of Nikolski, Alaska · 9.0 kmM 4.4 · 85 km SSW of Nikolski, Alaska · 14.2 kmM 3.8 · 136 km SW of Nikolski, Alaska · 63.9 kmM 3.7 · 155 km SW of Nikolski, Alaska · 89.4 kmM 3.5 · 158 km SW of Nikolski, Alaska · 91.8 kmM 0.0 · 67 km W of Nikolski, Alaska · 58.4 kmM -0.5 · 72 km WSW of Nikolski, Alaska · 58.3 kmM 2.1 · 50 km WSW of Nikolski, Alaska · 37.6 kmM 0.7 · 71 km W of Nikolski, Alaska · 58.6 kmM 0.3 · 69 km W of Nikolski, Alaska · 60.9 kmM 0.5 · 72 km W of Nikolski, Alaska · 59.3 kmM 0.6 · 71 km WSW of Nikolski, Alaska · 56.4 kmM 1.4 · 70 km WSW of Nikolski, Alaska · 56.4 kmM 1.0 · 69 km WSW of Nikolski, Alaska · 57.5 kmM 0.6 · 70 km WSW of Nikolski, Alaska · 57.1 kmM 0.7 · 70 km WSW of Nikolski, Alaska · 55.7 kmM 1.2 · 69 km WSW of Nikolski, Alaska · 56.7 kmM 0.6 · 69 km W of Nikolski, Alaska · 60.5 kmM 1.0 · 70 km W of Nikolski, Alaska · 58.4 kmM 0.7 · 74 km W of Nikolski, Alaska · 60.6 kmM 0.6 · 70 km WSW of Nikolski, Alaska · 57.3 kmM 0.6 · 72 km WSW of Nikolski, Alaska · 58.7 kmM 0.7 · 66 km W of Nikolski, Alaska · 61.3 kmM 1.1 · 70 km W of Nikolski, Alaska · 58.9 kmM 0.9 · 69 km WSW of Nikolski, Alaska · 57.5 kmM 1.2 · 71 km WSW of Nikolski, Alaska · 58.1 kmM 0.8 · 73 km WSW of Nikolski, Alaska · 58.1 kmM 0.8 · 69 km WSW of Nikolski, Alaska · 55.2 kmM 3.6 · 142 km SW of Nikolski, Alaska · 73.7 kmM 3.5 · 145 km SW of Nikolski, Alaska · 74.0 kmM 4.6 · 102 km WSW of Nikolski, Alaska · 72.3 kmM 4.0 · 85 km SSW of Nikolski, Alaska · 12.4 kmM 4.0 · 86 km SSW of Nikolski, Alaska · 17.6 kmM 4.0 · 166 km SW of Nikolski, Alaska · 95.9 kmM 3.5 · 48 km WSW of Nikolski, Alaska · 44.2 kmM 3.8 · 95 km SSW of Nikolski, Alaska · 31.5 kmM 3.9 · 95 km SSW of Nikolski, Alaska · 34.1 kmM 2.9 · 97 km SSW of Nikolski, Alaska · 34.8 kmM 3.0 · 101 km SSW of Nikolski, Alaska · 33.4 kmM 2.7 · 111 km SSW of Nikolski, Alaska · 44.4 kmM 2.4 · 36 km WSW of Nikolski, Alaska · 50.6 kmM 2.4 · 82 km S of Nikolski, Alaska · 51.2 kmM 2.4 · 105 km WSW of Nikolski, Alaska · 75.2 kmM 2.3 · 99 km S of Nikolski, Alaska · 46.0 kmM 2.4 · 118 km SSW of Nikolski, Alaska · 43.9 kmM 2.5 · 108 km S of Nikolski, Alaska · 49.2 kmM 3.4 · 73 km SW of Nikolski, Alaska · 4.3 kmM 3.6 · 89 km SSW of Nikolski, Alaska · 20.7 kmM 4.0 · 77 km SSW of Nikolski, Alaska · 5.6 kmM 4.2 · 88 km SSW of Nikolski, Alaska · 23.6 kmM 3.6 · 92 km SSW of Nikolski, Alaska · 16.3 kmM 3.3 · 85 km SSW of Nikolski, Alaska · 27.4 kmM 4.0 · 91 km S of Nikolski, Alaska · 36.2 kmM 3.6 · 95 km SSW of Nikolski, Alaska · 37.7 kmM 3.4 · 112 km SSW of Nikolski, Alaska · 46.0 kmM 3.1 · 109 km SSW of Nikolski, Alaska · 40.6 kmM 3.7 · 106 km SSW of Nikolski, Alaska · 43.3 kmM 4.9 · 80 km SSW of Nikolski, Alaska · 14.7 kmM 3.5 · 102 km SSW of Nikolski, Alaska · 37.0 kmM 2.6 · 86 km SSW of Nikolski, Alaska · 9.4 kmM 2.6 · 84 km SW of Nikolski, Alaska · 29.6 kmM 3.1 · 107 km SSW of Nikolski, Alaska · 35.2 kmM 3.4 · 71 km SSW of Nikolski, Alaska · 23.0 kmM 4.0 · 103 km SSW of Nikolski, Alaska · 32.9 kmM 3.1 · 98 km SSW of Nikolski, Alaska · 38.8 kmM 3.1 · 89 km SSW of Nikolski, Alaska · 34.1 kmM 2.9 · 98 km SSW of Nikolski, Alaska · 30.6 kmM 3.2 · 84 km SSW of Nikolski, Alaska · 24.1 kmM 2.5 · 60 km SSE of Nikolski, Alaska · 67.1 kmM 2.6 · 87 km SW of Nikolski, Alaska · 28.8 kmM 3.5 · 87 km SSW of Nikolski, Alaska · 25.3 kmM 2.9 · 81 km SSW of Nikolski, Alaska · 28.8 kmM 2.8 · 83 km SSW of Nikolski, Alaska · 26.4 kmM 2.8 · 93 km SSW of Nikolski, Alaska · 25.2 kmM 2.7 · 70 km S of Nikolski, Alaska · 34.7 kmM 2.8 · 102 km SSW of Nikolski, Alaska · 31.9 kmM 3.0 · 89 km SSW of Nikolski, Alaska · 33.5 kmM 2.9 · 82 km SSW of Nikolski, Alaska · 30.0 kmM 2.8 · 81 km SSW of Nikolski, Alaska · 30.9 kmM 2.9 · 111 km SSW of Nikolski, Alaska · 39.8 kmM 2.8 · 100 km S of Nikolski, Alaska · 44.4 kmM 2.9 · 108 km SSW of Nikolski, Alaska · 38.5 kmM 2.6 · 58 km SSE of Nikolski, Alaska · 69.6 kmM 2.7 · 84 km S of Nikolski, Alaska · 34.5 kmM 2.9 · 81 km SSW of Nikolski, Alaska · 25.6 kmM 3.5 · 108 km S of Nikolski, Alaska · 46.7 kmM 2.8 · 119 km SSW of Nikolski, Alaska · 50.5 kmM 2.8 · 78 km SSW of Nikolski, Alaska · 21.7 kmM 3.7 · 113 km S of Nikolski, Alaska · 51.8 kmM 2.8 · 112 km SSW of Nikolski, Alaska · 45.4 kmM 3.0 · 115 km SSW of Nikolski, Alaska · 50.2 kmM 3.0 · 88 km SSW of Nikolski, Alaska · 32.0 kmM 2.8 · 111 km S of Nikolski, Alaska · 52.2 kmM 2.9 · 114 km SSW of Nikolski, Alaska · 44.2 kmM 2.8 · 104 km SSW of Nikolski, Alaska · 39.1 kmM 3.8 · 100 km SSW of Nikolski, Alaska · 31.7 kmM 4.1 · 104 km SSW of Nikolski, Alaska · 37.7 km
M 5.2 · 78 km SSW of Nikolski, 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.

Revisions4
Magnitude change+0.0M 5.2 → M 5.2
Depth change+0.0 km
Last update53904 min
2026-09-02 12:48:57 UTC2026-09-02 13:10:49 UTC

Revision history

Observed changes stored by Quake Pulse.

Mise à jourMagnitudeDepthStatus
2026-09-02 12:48:57 UTC5.235 kmreviewed
2026-09-02 12:50:02 UTC5.235 kmreviewed
2026-09-02 12:54:40 UTC5.235 kmreviewed
2026-09-02 13:10:49 UTC5.235 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.

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