Updated 2026-09-16 00:08:03 UTC

M 2.1 — 29 km NNW of Susitna, Alaska

Magnitude 2.1, depth 64.6 km, 2026-09-15 23:50:50 UTC.

MagnitudeM 2.1
Depth64.6 km
Felt reports1
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 64.6 km depth.
  • 1 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#191,685
Magnitude rank in country#7,880
M4.5+ within 250 km, ±15 days0
Quake Pulse

Impact and context

Descriptive indicators available for this event and its surroundings.

2/100Limited context
Felt reports1
Max felt intensity (CDI)1.0
Instrumental intensity (MMI)—
PAGER alertNot available
Tsunami indicator—
USGS significance68
Depth contextShallow
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.

Quake Pulse

Around this epicenter

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

M 2.1 · 29 km NNW of Susitna, Alaska · 100 kmInteractive 3D view of earthquakes within 100 km of M 2.1 · 29 km NNW of Susitna, Alaska.M 2.1 · 29 km NNW of Susitna, AlaskaM 1.7 · 40 km WNW of Tyonek, Alaska · 89.0 kmM 1.4 · 1 km SE of Susitna North, Alaska · 65.1 kmM 2.0 · 29 km WNW of Petersville, Alaska · 92.6 kmM 2.2 · 6 km SE of Houston, Alaska · 58.6 kmM 1.8 · 21 km WNW of Beluga, Alaska · 69.8 kmM 1.8 · 31 km W of Petersville, Alaska · 91.0 kmM 2.2 · 38 km WNW of Skwentna, Alaska · 78.4 kmM 1.7 · 39 km WNW of Petersville, Alaska · 97.9 kmM 1.9 · 7 km WNW of Fishhook, Alaska · 73.9 kmM 2.0 · 26 km SE of Susitna North, Alaska · 70.2 kmM 2.8 · 5 km WSW of Willow, Alaska · 33.8 kmM -0.6 · 57 km WNW of Tyonek, Alaska · 93.3 kmM 1.6 · 55 km WNW of Skwentna, Alaska · 95.9 kmM 1.9 · 27 km E of Skwentna, Alaska · 24.7 kmM 1.4 · 25 km SSE of Skwentna, Alaska · 23.9 kmM 1.1 · 65 km WNW of Beluga, Alaska · 91.7 kmM 1.3 · 43 km WNW of Tyonek, Alaska · 88.4 kmM 1.9 · 14 km NNE of Skwentna, Alaska · 43.6 kmM 1.5 · 2 km SSE of Elmendorf Air Force Base, Alaska · 86.5 kmM 1.6 · 25 km NE of Beluga, Alaska · 53.4 kmM -0.6 · 57 km WNW of Beluga, Alaska · 85.9 kmM 0.5 · 67 km WNW of Tyonek, Alaska · 98.8 kmM 1.1 · 39 km NW of Beluga, Alaska · 55.4 kmM 1.8 · 16 km W of Willow, Alaska · 22.9 kmM 1.6 · 15 km NNW of Fishhook, Alaska · 73.0 kmM 1.2 · 20 km SSW of Skwentna, Alaska · 42.3 kmM 1.2 · 29 km NNE of Skwentna, Alaska · 57.7 kmM 1.7 · 11 km SSE of Tyonek, Alaska · 89.3 kmM 1.7 · 10 km WSW of Susitna, Alaska · 31.7 kmM 1.8 · 8 km SW of Anchorage, Alaska · 80.3 kmM 0.6 · 63 km NW of Beluga, Alaska · 72.7 kmM 0.6 · 44 km S of Skwentna, Alaska · 39.8 kmM 1.2 · 13 km ESE of Talkeetna, Alaska · 73.4 kmM 1.6 · 10 km WSW of Trapper Creek, Alaska · 58.2 kmM -0.8 · 68 km WNW of Tyonek, Alaska · 97.9 kmM 2.3 · 28 km SW of Susitna, Alaska · 42.3 kmM 1.7 · 25 km SSW of Susitna, Alaska · 50.3 kmM 0.4 · 58 km WNW of Tyonek, Alaska · 94.1 kmM 1.7 · 9 km WNW of Point MacKenzie, Alaska · 53.3 kmM 1.6 · 27 km SW of Susitna, Alaska · 41.6 kmM 1.8 · 44 km SSW of Skwentna, Alaska · 48.2 kmM -0.6 · 57 km WNW of Beluga, Alaska · 86.3 kmM 2.2 · 8 km W of Willow, Alaska · 31.3 kmM 1.9 · 28 km SSW of Skwentna, Alaska · 48.5 kmM 1.5 · 4 km SW of Willow, Alaska · 37.0 kmM 1.6 · 15 km N of Skwentna, Alaska · 51.9 kmM 2.4 · 49 km SSW of Skwentna, Alaska · 49.3 kmM 3.4 · 4 km NE of Big Lake, Alaska · 52.6 kmM 1.4 · 12 km N of Susitna North, Alaska · 71.9 kmM 1.9 · 31 km WNW of Willow, Alaska · 13.0 kmM 1.5 · 12 km SW of Tyonek, Alaska · 91.9 kmM 1.9 · 3 km SE of Houston, Alaska · 55.9 kmM 0.6 · 49 km WNW of Tyonek, Alaska · 94.3 kmM 2.3 · 20 km WSW of Susitna North, Alaska · 46.0 kmM 2.9 · 45 km WNW of Beluga, Alaska · 72.5 kmM 0.0 · 56 km WNW of Tyonek, Alaska · 92.6 kmM 0.9 · 5 km NW of Farm Loop, Alaska · 83.4 kmM 1.7 · 29 km WNW of Tyonek, Alaska · 85.2 kmM 2.0 · 24 km WNW of Petersville, Alaska · 93.0 kmM 2.1 · 33 km N of Beluga, Alaska · 42.7 kmM 2.4 · 10 km NW of Big Lake, Alaska · 42.3 kmM 2.3 · 8 km SW of Trapper Creek, Alaska · 58.1 kmM 2.1 · 63 km WNW of Tyonek, Alaska · 95.3 kmM 2.6 · 9 km NE of Skwentna, Alaska · 39.2 kmM 3.5 · 32 km N of Fishhook, Alaska · 85.8 kmM 1.8 · 21 km S of Skwentna, Alaska · 33.9 kmM 0.7 · 64 km WNW of Beluga, Alaska · 92.2 kmM 1.0 · 72 km WNW of Beluga, Alaska · 90.1 kmM 0.6 · 66 km WNW of Beluga, Alaska · 93.4 kmM 1.4 · 20 km ENE of Willow, Alaska · 57.3 kmM 1.6 · 14 km WSW of Anchorage, Alaska · 72.6 kmM 1.8 · 11 km SE of Tyonek, Alaska · 87.9 kmM 1.7 · 23 km E of Skwentna, Alaska · 26.6 kmM 1.7 · 30 km WNW of Petersville, Alaska · 99.1 kmM 2.1 · 9 km W of Point MacKenzie, Alaska · 56.9 kmM -0.4 · 58 km WNW of Beluga, Alaska · 85.6 kmM 2.1 · 8 km NNE of Susitna, Alaska · 25.1 kmM 2.0 · 24 km SSW of Anchorage, Alaska · 91.4 kmM 1.9 · 43 km SW of Skwentna, Alaska · 59.4 kmM 3.2 · 35 km WSW of Skwentna, Alaska · 64.3 kmM 1.7 · 31 km WNW of Willow, Alaska · 17.7 kmM 1.3 · 53 km WNW of Skwentna, Alaska · 93.1 kmM -0.1 · 41 km WNW of Beluga, Alaska · 82.7 kmM 2.4 · 24 km ENE of Beluga, Alaska · 65.1 kmM 2.1 · 8 km NW of Houston, Alaska · 45.7 kmM 1.9 · 20 km WSW of Tyonek, Alaska · 95.9 kmM 2.5 · 7 km WSW of Willow, Alaska · 32.2 kmM 0.7 · 44 km NNW of Beluga, Alaska · 42.4 kmM 1.4 · 9 km W of Susitna North, Alaska · 58.1 kmM -0.5 · 70 km WNW of Tyonek, Alaska · 99.1 kmM -0.8 · 68 km WNW of Tyonek, Alaska · 99.4 kmM 0.4 · 69 km WNW of Tyonek, Alaska · 98.8 kmM -0.7 · 69 km WNW of Tyonek, Alaska · 99.3 kmM 2.1 · 63 km SW of Skwentna, Alaska · 80.9 kmM 2.0 · 3 km NW of Petersville, Alaska · 82.1 kmM 1.1 · 12 km W of Fishhook, Alaska · 68.6 kmM 0.6 · 43 km NNW of Beluga, Alaska · 43.2 kmM 1.9 · 6 km ENE of Big Lake, Alaska · 55.5 kmM 1.9 · 15 km NNW of Skwentna, Alaska · 54.6 kmM 1.8 · 19 km SW of Point MacKenzie, Alaska · 64.1 km
M 2.1 · 29 km NNW of Susitna, 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 2.1 → M 2.1
Depth change+0.0 km
Last update35856 min
2026-09-15 23:54:20 UTC2026-09-16 00:08:03 UTC

Revision history

Observed changes stored by Quake Pulse.

Mise à jourMagnitudeDepthStatus
2026-09-15 23:54:20 UTC2.164.6 kmautomatic
2026-09-16 00:08:03 UTC2.164.6 kmautomatic

Explore related context

Putting this earthquake in context

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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

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