Updated 2026-10-11 15:10:40 UTC

M 2.1 — 50 km NE of Chignik, Alaska

Magnitude 2.1, depth 85.5 km, 2026-10-11 15:08:49 UTC.

MagnitudeM 2.1
Depth85.5 km
Felt reports—
Statusautomatic
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 2.1 at 85.5 km depth.
  • 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#192,306
Magnitude rank in country#8,223
M4.5+ within 250 km, ±15 days0
Quake Pulse

Impact and context

Descriptive indicators available for this event and its surroundings.

0/100Limited context
Felt reports—
Max felt intensity (CDI)—
Instrumental intensity (MMI)—
PAGER alertNot available
Tsunami indicator—
USGS significance68
Depth contextIntermediate
Nearby major city—
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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 2.1 · 50 km NE of Chignik, Alaska · 250 kmInteractive 3D view of earthquakes within 250 km of M 2.1 · 50 km NE of Chignik, Alaska.M 2.1 · 50 km NE of Chignik, AlaskaM 3.3 · 46 km WSW of Ivanof Bay, Alaska · 170.3 kmM 2.7 · 120 km SE of Ugashik, Alaska · 105.9 kmM 1.7 · 33 km NW of Karluk, Alaska · 228.7 kmM 1.9 · 70 km WSW of Akhiok, Alaska · 161.0 kmM 1.8 · 7 km N of Karluk, Alaska · 236.0 kmM 1.8 · 76 km S of Ugashik, Alaska · 46.8 kmM 2.1 · 45 km S of Perryville, Alaska · 146.7 kmM 1.2 · 80 km ENE of Ugashik, Alaska · 160.3 kmM 2.4 · 114 km SSE of Perryville, Alaska · 180.8 kmM 1.3 · 82 km SW of Pilot Point, Alaska · 61.4 kmM 2.2 · 100 km WSW of Akhiok, Alaska · 135.1 kmM 0.7 · 83 km NW of Karluk, Alaska · 231.4 kmM 1.8 · 62 km ENE of Ugashik, Alaska · 149.9 kmM 2.2 · 96 km SSE of Ugashik, Alaska · 75.6 kmM 1.8 · 80 km W of Karluk, Alaska · 170.4 kmM 2.4 · 8 km SSE of Akhiok, Alaska · 234.2 kmM 2.5 · 39 km SW of Karluk, Alaska · 196.0 kmM 0.8 · 87 km NNW of Karluk, Alaska · 242.6 kmM 1.7 · 75 km W of Karluk, Alaska · 172.4 kmM 1.0 · 63 km E of Ugashik, Alaska · 134.6 kmM 2.4 · 26 km W of Ivanof Bay, Alaska · 146.2 kmM 2.0 · 75 km W of Karluk, Alaska · 171.8 kmM 2.7 · 54 km SW of Akhiok, Alaska · 196.8 kmM 1.0 · 82 km NW of Karluk, Alaska · 233.0 kmM 0.7 · 86 km NW of Karluk, Alaska · 228.0 kmM 2.2 · 84 km ENE of Ugashik, Alaska · 166.3 kmM 2.1 · 54 km WSW of Karluk, Alaska · 178.1 kmM 2.1 · 63 km SW of Karluk, Alaska · 170.8 kmM 1.6 · 80 km W of Karluk, Alaska · 167.3 kmM 2.1 · 19 km NE of Perryville, Alaska · 93.2 kmM 1.7 · 77 km W of Karluk, Alaska · 168.9 kmM 1.8 · 77 km W of Karluk, Alaska · 167.6 kmM 1.4 · 80 km W of Karluk, Alaska · 170.2 kmM 3.0 · 79 km W of Karluk, Alaska · 171.6 kmM 3.2 · 80 km W of Karluk, Alaska · 169.7 kmM 1.5 · 88 km W of Karluk, Alaska · 163.0 kmM 3.3 · 76 km WSW of Karluk, Alaska · 155.9 kmM 2.6 · 29 km SE of Perryville, Alaska · 121.2 kmM 3.4 · 86 km SE of Perryville, Alaska · 144.3 kmM -0.3 · 83 km NW of Karluk, Alaska · 230.7 kmM 2.9 · 86 km SE of Ugashik, Alaska · 114.6 kmM -0.2 · 85 km NW of Karluk, Alaska · 230.4 kmM -0.2 · 85 km NW of Karluk, Alaska · 227.2 kmM 2.8 · 72 km S of Perryville, Alaska · 173.9 kmM 1.6 · 35 km NNW of Karluk, Alaska · 241.2 kmM 1.4 · 82 km W of Karluk, Alaska · 160.8 kmM 0.0 · 36 km N of Ivanof Bay, Alaska · 105.1 kmM 1.5 · 9 km E of King Salmon, Alaska · 241.7 kmM 1.6 · 20 km WSW of Ivanof Bay, Alaska · 147.0 kmM 1.8 · 37 km SSE of Ivanof Bay, Alaska · 147.9 kmM 3.4 · 38 km S of Sand Point, Alaska · 242.2 kmM 1.1 · 83 km W of Karluk, Alaska · 158.7 kmM 1.9 · 59 km SSW of Ugashik, Alaska · 41.5 kmM 1.7 · 88 km W of Akhiok, Alaska · 142.4 kmM -0.5 · 83 km NW of Karluk, Alaska · 228.2 kmM 1.4 · 85 km NW of Karluk, Alaska · 226.8 kmM 1.2 · 80 km W of Karluk, Alaska · 163.8 kmM 1.8 · 90 km W of Akhiok, Alaska · 139.9 kmM 2.8 · 91 km W of Akhiok, Alaska · 139.1 kmM 1.2 · 76 km W of Karluk, Alaska · 162.8 kmM 2.4 · 35 km NW of Akhiok, Alaska · 207.4 kmM 1.8 · 85 km W of Akhiok, Alaska · 145.5 kmM 3.5 · 148 km SE of Chignik, Alaska · 171.6 kmM 2.5 · 173 km S of Akhiok, Alaska · 248.1 kmM 2.5 · 57 km SE of Ugashik, Alaska · 86.0 kmM 0.4 · 86 km NW of Karluk, Alaska · 226.4 kmM 2.5 · 57 km S of Ivanof Bay, Alaska · 165.5 kmM 1.7 · 50 km WSW of Karluk, Alaska · 182.3 kmM -0.3 · 23 km N of Ivanof Bay, Alaska · 117.3 kmM 1.6 · 43 km WSW of Karluk, Alaska · 189.8 kmM -0.5 · 83 km NNW of Karluk, Alaska · 241.2 kmM 0.5 · 86 km NW of Karluk, Alaska · 230.6 kmM 0.4 · 35 km W of Chignik Lake, Alaska · 99.0 kmM 0.9 · 87 km NW of Karluk, Alaska · 228.4 kmM 1.1 · 80 km W of Karluk, Alaska · 166.4 kmM 2.4 · 76 km W of Karluk, Alaska · 173.2 kmM 2.5 · 63 km SSE of Perryville, Alaska · 158.6 kmM 0.1 · 55 km NNE of Chignik, Alaska · 15.0 kmM 1.6 · 51 km NNE of Chignik, Alaska · 9.9 kmM 1.0 · 93 km WNW of Karluk, Alaska · 185.7 kmM 1.7 · 44 km WSW of Karluk, Alaska · 188.3 kmM 2.3 · 109 km SE of Ugashik, Alaska · 118.2 kmM 2.1 · 45 km SSW of Karluk, Alaska · 196.2 kmM 1.4 · 55 km SE of King Salmon, Alaska · 211.8 kmM 1.8 · 64 km E of Ugashik, Alaska · 132.1 kmM 3.4 · 61 km ESE of King Salmon, Alaska · 240.0 kmM 1.8 · 72 km W of Karluk, Alaska · 168.1 kmM 2.2 · 48 km E of Chignik, Alaska · 47.5 kmM 1.9 · 90 km W of Akhiok, Alaska · 140.4 kmM 3.0 · 68 km SE of Perryville, Alaska · 136.2 kmM 2.4 · 63 km ESE of Chignik, Alaska · 77.9 kmM 1.8 · 20 km E of Perryville, Alaska · 99.3 kmM 2.0 · 45 km WNW of Karluk, Alaska · 206.4 kmM 3.0 · 81 km E of Chignik, Alaska · 57.5 kmM -0.1 · 83 km NNW of Karluk, Alaska · 249.8 kmM 1.8 · 77 km E of Ugashik, Alaska · 154.5 kmM 1.4 · 91 km ENE of Ugashik, Alaska · 174.4 kmM 0.7 · 79 km SE of King Salmon, Alaska · 227.2 kmM -0.2 · 84 km NW of Karluk, Alaska · 228.6 kmM 1.6 · 51 km E of Egegik, Alaska · 184.3 km
M 2.1 · 50 km NE of Chignik, Alaska250 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 · 250 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+0.7M 1.4 → M 2.1
Depth change-2.9 km
Last update11800 min
2026-10-11 15:09:52 UTC2026-10-11 15:10:40 UTC

Revision history

Observed changes stored by Quake Pulse.

Mise à jourMagnitudeDepthStatus
2026-10-11 15:09:52 UTC1.488.4 kmautomatic
2026-10-11 15:10:40 UTC2.185.5 kmautomatic

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Putting this earthquake in context

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