Updated 2026-08-10 22:06:54 UTC

M 1.1 — 17 km W of Tyonek, Alaska

Magnitude 1.1, depth 76.3 km, 2026-08-09 10:10:32 UTC.

MagnitudeM 1.1
Depth76.3 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 1.1 at 76.3 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#201,440
Magnitude rank in country#17,002
M4.5+ within 250 km, ±15 days1
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 significance19
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 1.1 · 17 km W of Tyonek, Alaska · 250 kmInteractive 3D view of earthquakes within 250 km of M 1.1 · 17 km W of Tyonek, Alaska.M 1.1 · 17 km W of Tyonek, AlaskaM 1.6 · 41 km NW of Eureka Roadhouse, Alaska · 231.5 kmM 1.7 · 17 km ESE of Beluga, Alaska · 37.0 kmM 2.5 · 16 km W of Salamatof, Alaska · 49.4 kmM 0.8 · 78 km WNW of Tyonek, Alaska · 61.6 kmM 0.9 · 23 km SE of Chickaloon, Alaska · 190.8 kmM 2.6 · 32 km NW of Willow, Alaska · 116.6 kmM 3.5 · 44 km SSW of Cantwell, Alaska · 244.0 kmM 2.1 · 69 km S of Cantwell, Alaska · 233.5 kmM 2.3 · 65 km WNW of Happy Valley, Alaska · 128.9 kmM 0.8 · 27 km W of Tyonek, Alaska · 10.4 kmM 1.8 · 33 km W of Cohoe, Alaska · 79.3 kmM 2.0 · 39 km WSW of Anchor Point, Alaska · 170.3 kmM 2.3 · 31 km SW of Petersville, Alaska · 134.9 kmM 2.3 · 20 km NW of Willow, Alaska · 106.0 kmM 2.0 · 53 km SW of Cantwell, Alaska · 236.0 kmM 1.3 · 78 km WNW of Tyonek, Alaska · 62.0 kmM 2.2 · 36 km W of Happy Valley, Alaska · 132.1 kmM 2.0 · 49 km W of Nanwalek, Alaska · 200.6 kmM 2.8 · 61 km N of Petersville, Alaska · 222.9 kmM 2.3 · 59 km WNW of Nanwalek, Alaska · 193.3 kmM 2.2 · 64 km ESE of Pedro Bay, Alaska · 178.5 kmM 2.0 · 61 km W of Anchor Point, Alaska · 155.9 kmM 2.4 · 25 km SW of Petersville, Alaska · 139.4 kmM 2.3 · 8 km N of Meadow Lakes, Alaska · 121.4 kmM 1.8 · 48 km E of Pedro Bay, Alaska · 173.5 kmM 2.0 · 31 km N of Skwentna, Alaska · 133.2 kmM 0.6 · 77 km WNW of Tyonek, Alaska · 61.2 kmM 1.5 · 3 km NE of Big Lake, Alaska · 97.9 kmM 1.8 · 77 km WNW of Tyonek, Alaska · 60.4 kmM 2.6 · 3 km SSW of Chenega, Alaska · 220.5 kmM 0.4 · 12 km E of Chickaloon, Alaska · 189.6 kmM 1.3 · 41 km NNE of Chickaloon, Alaska · 207.8 kmM 1.8 · 64 km SE of Denali National Park, Alaska · 230.2 kmM 1.6 · 4 km S of Tyonek, Alaska · 18.9 kmM 2.0 · 13 km SE of Chenega, Alaska · 231.7 kmM 2.2 · 45 km E of Pedro Bay, Alaska · 182.0 kmM 2.9 · 3 km N of Anchorage, Alaska · 85.2 kmM 1.3 · 59 km WNW of Skwentna, Alaska · 130.3 kmM 1.8 · 4 km WNW of Sterling, Alaska · 67.2 kmM 1.7 · 1 km NW of Houston, Alaska · 107.0 kmM 1.5 · 9 km WNW of Susitna North, Alaska · 147.5 kmM 1.9 · 13 km W of Susitna, Alaska · 63.1 kmM 1.4 · 3 km NE of Skwentna, Alaska · 104.3 kmM 1.0 · 45 km NNE of Chickaloon, Alaska · 215.3 kmM 2.3 · 38 km SSW of Skwentna, Alaska · 66.9 kmM 2.0 · 56 km WNW of Nanwalek, Alaska · 195.2 kmM 1.9 · 56 km N of Petersville, Alaska · 217.9 kmM 1.2 · 37 km WNW of Willow, Alaska · 99.3 kmM 1.0 · 29 km WNW of Valdez, Alaska · 246.1 kmM 2.0 · 36 km WNW of Salamatof, Alaska · 49.1 kmM 1.7 · 10 km NNW of Nikiski, Alaska · 33.7 kmM 1.6 · 69 km ENE of Pedro Bay, Alaska · 140.8 kmM 2.0 · 33 km WNW of Seward, Alaska · 126.9 kmM 2.3 · 56 km WNW of Anchor Point, Alaska · 149.9 kmM 1.0 · 69 km ENE of Pedro Bay, Alaska · 137.1 kmM 2.6 · 7 km WNW of Nikiski, Alaska · 39.3 kmM 1.5 · 59 km ENE of Pedro Bay, Alaska · 147.5 kmM -0.2 · 62 km WNW of Tyonek, Alaska · 45.5 kmM 1.5 · 40 km NW of Valdez, Alaska · 246.6 kmM 1.6 · 11 km ESE of Tyonek, Alaska · 28.6 kmM 0.1 · 81 km NW of Ninilchik, Alaska · 96.7 kmM -0.7 · 65 km WNW of Beluga, Alaska · 49.4 kmM 1.7 · 21 km WSW of Glacier View, Alaska · 196.6 kmM -0.5 · 65 km ENE of Pedro Bay, Alaska · 146.1 kmM -1.1 · 59 km ENE of Pedro Bay, Alaska · 150.1 kmM 2.1 · 20 km NE of Point Possession, Alaska · 53.5 kmM 1.7 · 52 km WNW of Anchor Point, Alaska · 147.4 kmM -0.3 · 67 km WNW of Beluga, Alaska · 51.1 kmM 2.5 · 37 km N of Petersville, Alaska · 199.1 kmM 1.5 · 19 km SE of Clam Gulch, Alaska · 110.2 kmM -0.8 · 63 km ENE of Pedro Bay, Alaska · 145.0 kmM 1.6 · 52 km WNW of Skwentna, Alaska · 136.4 kmM 1.4 · 6 km SSE of Big Lake, Alaska · 92.7 kmM 0.0 · 77 km WNW of Tyonek, Alaska · 61.3 kmM -0.3 · 59 km WNW of Beluga, Alaska · 45.2 kmM 1.5 · 2 km ESE of Elmendorf Air Force Base, Alaska · 102.3 kmM 2.0 · 61 km SE of Denali National Park, Alaska · 243.0 kmM 1.5 · 57 km ESE of Pope-Vannoy Landing, Alaska · 228.4 kmM -0.7 · 63 km ENE of Pedro Bay, Alaska · 145.2 kmM 1.1 · 56 km WNW of Anchor Point, Alaska · 143.3 kmM 1.6 · 15 km NNW of Ninilchik, Alaska · 100.4 kmM 1.7 · 12 km NE of Nikolaevsk, Alaska · 132.9 kmM 2.4 · 26 km NW of Eureka Roadhouse, Alaska · 238.6 kmM 1.9 · 7 km NNW of Fritz Creek, Alaska · 142.2 kmM 1.6 · 19 km WNW of Cohoe, Alaska · 74.1 kmM 2.0 · 27 km WNW of Petersville, Alaska · 170.5 kmM 2.2 · 29 km WNW of Skwentna, Alaska · 115.9 kmM 2.1 · 59 km SE of Denali National Park, Alaska · 244.4 kmM 1.6 · 32 km NNE of Skwentna, Alaska · 132.6 kmM 1.9 · 66 km S of Cantwell, Alaska · 236.2 kmM 1.0 · 26 km SE of Chickaloon, Alaska · 188.5 kmM 1.4 · 46 km NW of Ninilchik, Alaska · 89.8 kmM 1.7 · 42 km ENE of Pedro Bay, Alaska · 167.4 kmM 3.4 · 57 km W of Anchor Point, Alaska · 163.9 kmM 2.2 · 40 km W of Anchor Point, Alaska · 153.8 kmM 2.0 · 22 km ESE of Skwentna, Alaska · 94.4 kmM -0.6 · 63 km ENE of Pedro Bay, Alaska · 145.1 kmM 2.0 · 68 km SE of Pope-Vannoy Landing, Alaska · 248.3 kmM 2.7 · 89 km WNW of Lake Louise, Alaska · 243.6 kmM 1.8 · 22 km SSW of Sunrise, Alaska · 106.6 km
M 1.1 · 17 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 1.1 → M 1.1
Depth change+0.0 km
Last update100662 min
2026-08-10 22:06:54 UTC2026-08-10 22:06:54 UTC

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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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