Updated 2026-08-25 19:29:34 UTC

M 0.0 — 63 km W of Tyonek, Alaska

Magnitude 0.0, depth 5.5 km, 2026-08-25 02:42:36 UTC.

MagnitudeM 0.0
Depth5.5 km
Felt reports—
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 0.0 at 5.5 km depth.
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#208,893
Magnitude rank in country#24,428
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 significance0
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 0.0 · 63 km W of Tyonek, Alaska · 250 kmInteractive 3D view of earthquakes within 250 km of M 0.0 · 63 km W of Tyonek, Alaska.M 0.0 · 63 km W of Tyonek, AlaskaM 1.5 · 67 km ENE of Pedro Bay, Alaska · 123.0 kmM 2.3 · 12 km SSE of Susitna North, Alaska · 169.9 kmM 3.7 · 14 km SSE of Susitna North, Alaska · 166.7 kmM 1.6 · 67 km E of Port Alsworth, Alaska · 111.1 kmM 2.0 · 46 km SE of Denali National Park, Alaska · 248.4 kmM 2.0 · 13 km WNW of Willow, Alaska · 129.8 kmM 2.1 · 57 km ENE of Pedro Bay, Alaska · 135.9 kmM 2.8 · 56 km WNW of Anchor Point, Alaska · 144.0 kmM 3.4 · 33 km W of Nanwalek, Alaska · 194.8 kmM 1.4 · 51 km WNW of Anchor Point, Alaska · 135.5 kmM 2.6 · 74 km WSW of Cantwell, Alaska · 248.5 kmM 1.8 · 13 km SE of Skwentna, Alaska · 103.5 kmM 0.7 · 51 km ENE of Pedro Bay, Alaska · 137.7 kmM 1.6 · 58 km E of Pedro Bay, Alaska · 161.5 kmM 3.2 · 27 km ESE of Skwentna, Alaska · 110.6 kmM 3.2 · 21 km SW of Susitna, Alaska · 86.9 kmM 2.6 · 53 km W of Cohoe, Alaska · 76.5 kmM 2.8 · 50 km W of Anchor Point, Alaska · 145.4 kmM 1.8 · 54 km WNW of Nanwalek, Alaska · 190.2 kmM 1.2 · 75 km W of Salamatof, Alaska · 49.5 kmM 1.6 · 29 km NE of Chase, Alaska · 213.8 kmM 2.4 · 9 km NNE of Susitna, Alaska · 112.0 kmM 1.8 · 11 km ESE of Susitna, Alaska · 113.9 kmM 1.9 · 39 km NE of Petersville, Alaska · 208.6 kmM 2.0 · 48 km SSE of Denali National Park, Alaska · 223.7 kmM 1.7 · 47 km WNW of Happy Valley, Alaska · 118.9 kmM 2.2 · 22 km SE of Kasilof, Alaska · 127.8 kmM 2.1 · 37 km WNW of Nanwalek, Alaska · 191.3 kmM 0.2 · 64 km ENE of Pedro Bay, Alaska · 127.6 kmM 1.6 · 38 km NW of Ninilchik, Alaska · 97.2 kmM -0.3 · 63 km ENE of Pedro Bay, Alaska · 132.1 kmM 1.9 · 55 km ENE of Pedro Bay, Alaska · 137.8 kmM 1.7 · 6 km S of Fritz Creek, Alaska · 172.1 kmM -0.7 · 64 km ENE of Pedro Bay, Alaska · 132.9 kmM 1.8 · 74 km SE of Pope-Vannoy Landing, Alaska · 247.6 kmM 1.9 · 8 km WNW of Point Possession, Alaska · 81.5 kmM 2.2 · 44 km ENE of Pedro Bay, Alaska · 149.9 kmM 1.3 · 18 km N of Fishhook, Alaska · 181.4 kmM -0.5 · 64 km ENE of Pedro Bay, Alaska · 130.7 kmM 1.8 · 75 km SE of Pope-Vannoy Landing, Alaska · 249.3 kmM 0.5 · 53 km SW of Skwentna, Alaska · 52.6 kmM 1.0 · 75 km W of Salamatof, Alaska · 60.2 kmM 0.9 · 49 km W of Ninilchik, Alaska · 113.2 kmM -0.2 · 65 km ENE of Pedro Bay, Alaska · 129.1 kmM -0.8 · 64 km ENE of Pedro Bay, Alaska · 130.4 kmM 2.0 · 47 km W of Nanwalek, Alaska · 209.2 kmM 2.2 · 35 km N of Petersville, Alaska · 199.8 kmM 0.2 · 64 km ENE of Pedro Bay, Alaska · 133.2 kmM 1.5 · 35 km WNW of Beluga, Alaska · 32.3 kmM -0.6 · 64 km ENE of Pedro Bay, Alaska · 131.0 kmM 1.2 · 19 km WSW of Anchor Point, Alaska · 158.0 kmM 2.2 · 29 km W of Nikiski, Alaska · 55.1 kmM -0.5 · 58 km WNW of Beluga, Alaska · 23.0 kmM -0.7 · 79 km NW of Ninilchik, Alaska · 78.4 kmM -0.6 · 77 km NW of Ninilchik, Alaska · 78.0 kmM -0.6 · 56 km WNW of Beluga, Alaska · 21.2 kmM -1.0 · 75 km NW of Ninilchik, Alaska · 78.6 kmM 1.8 · 46 km WNW of Anchor Point, Alaska · 140.3 kmM 1.4 · 53 km WNW of Anchor Point, Alaska · 131.4 kmM 1.5 · 50 km SE of Knik River, Alaska · 221.6 kmM -0.2 · 56 km ENE of Pedro Bay, Alaska · 135.9 kmM -0.3 · 63 km ENE of Pedro Bay, Alaska · 131.2 kmM 1.3 · 58 km NNW of Petersville, Alaska · 205.5 kmM -0.3 · 61 km ENE of Pedro Bay, Alaska · 131.8 kmM 2.4 · 55 km W of Anchor Point, Alaska · 147.1 kmM 2.8 · 40 km SSW of Skwentna, Alaska · 65.1 kmM -1.1 · 62 km ENE of Pedro Bay, Alaska · 132.7 kmM 1.8 · 63 km NW of Petersville, Alaska · 198.5 kmM 1.5 · 10 km WSW of Happy Valley, Alaska · 140.1 kmM 0.5 · 56 km SSW of Skwentna, Alaska · 47.9 kmM 1.8 · 24 km WSW of Anchor Point, Alaska · 162.8 kmM 1.7 · 35 km SSW of Nanwalek, Alaska · 229.1 kmM 1.7 · 33 km WNW of Beluga, Alaska · 33.2 kmM -0.3 · 58 km WNW of Beluga, Alaska · 23.8 kmM 2.0 · 54 km E of Chase, Alaska · 229.6 kmM 2.0 · 24 km ESE of Kasilof, Alaska · 124.5 kmM 2.0 · 43 km WNW of Nanwalek, Alaska · 188.8 kmM 2.2 · 68 km SE of Denali National Park, Alaska · 235.9 kmM 0.1 · 57 km NE of Pedro Bay, Alaska · 128.8 kmM 2.1 · 14 km ENE of Chase, Alaska · 198.2 kmM 2.6 · 3 km WNW of Big Lake, Alaska · 128.7 kmM 3.1 · 20 km NE of Nikolaevsk, Alaska · 145.2 kmM 2.3 · 45 km WNW of Anchor Point, Alaska · 136.3 kmM 1.9 · 16 km S of Funny River, Alaska · 122.4 kmM -0.4 · 65 km WNW of Beluga, Alaska · 20.9 kmM 0.8 · 65 km ENE of Pedro Bay, Alaska · 128.9 kmM 1.6 · 53 km W of Anchor Point, Alaska · 162.7 kmM 2.3 · 63 km N of Petersville, Alaska · 230.9 kmM -0.8 · 66 km ENE of Pedro Bay, Alaska · 128.4 kmM 2.6 · 50 km WNW of Nanwalek, Alaska · 178.5 kmM 0.6 · 64 km W of Tyonek, Alaska · 2.9 kmM 2.1 · 55 km NNW of Petersville, Alaska · 204.8 kmM 2.8 · 64 km ESE of Pedro Bay, Alaska · 188.2 kmM 2.7 · 36 km NW of Ninilchik, Alaska · 94.3 kmM 1.8 · 75 km E of Lime Village, Alaska · 94.3 kmM 1.6 · 5 km NW of Happy Valley, Alaska · 132.7 kmM 1.4 · 34 km W of Happy Valley, Alaska · 133.8 kmM 2.3 · 16 km WNW of Petersville, Alaska · 170.6 kmM 2.1 · 63 km WNW of Nikiski, Alaska · 23.5 kmM 2.4 · 6 km NNW of Houston, Alaska · 142.6 km
M 0.0 · 63 km W of Tyonek, 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.

Revisions1
Magnitude change+0.0M 0.0 → M 0.0
Depth change+0.0 km
Last update79220 min
2026-08-25 19:29:34 UTC2026-08-25 19:29:34 UTC

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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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