USGS · August 29, 2026

Magnitude 3.9 earthquake — 25 km NW of Anchor Point, Alaska

A magnitude 3.9 earthquake was recorded near 25 km NW of Anchor Point, Alaska on Aug 29, 2026, 04:02 AM (local time at the epicentre — AKDT, UTC-8), at a depth of about 89.6 km, according to USGS.

USGSFelt by 19 people · community intensity III (weak)Shaking IIIIntermediate (70–300 km)Reviewed by a seismologist

Updated 2026-09-03 19:15 UTC

The full record

Magnitude
M 3.9 · local (Richter) magnitude
Location
25 km NW of Anchor Point, Alaska
Local time at the epicentre
Aug 29, 2026, 04:02 AM — AKDT, UTC-8
Time (UTC)
2026-08-29 12:02 UTC
Depth
89.6 km · Intermediate (70–300 km)
Coordinates
59.919, -152.197
Felt reports
Felt by 19 people · community intensity III (weak)
Estimated shaking
III · Weak
Tsunami
No tsunami evaluation was flagged for this earthquake.
Significance
240 / 1000 · routine event
Solution quality
268 seismic stations used · 56° azimuthal gap (well-constrained epicentre)
Review status
Reviewed by a seismologist
Catalog
USGS

Open the official catalog record

Epicentre and nearby recent earthquakes

The highlighted circle is this earthquake. Smaller circles are other events recorded nearby in the last 30 days.

What the shaking was like

At this depth the energy spreads out before it reaches the surface, so shaking is usually weaker but felt over a wider area.

Estimated instrumental shaking III (Weak): Felt indoors; hanging objects swing, like a passing truck.

People who reported it described intensity III (Weak): Felt indoors; hanging objects swing, like a passing truck.

Felt it yourself? USGS collects first-hand reports through “Did You Feel It?”, and those reports are what produce the community intensity above.

Who lives nearby

About 1,930 people live in towns within 30 km of the epicentre, and 38,467 within 100 km. Distances are from the epicentre to the town centre.

PlaceDistancePopulation
Anchor Point25.8 km SE1,930
Diamond Ridge44.8 km SE1,156
Homer47.5 km SE5,515
Fritz Creek54.3 km ESE1,932
Cohoe70.2 km NE1,364
Kalifornsky74.8 km NE7,850
Kenai87.6 km NE7,661
Soldotna89.2 km NE4,544
Ridgeway91.7 km NE2,022
Nikiski99.3 km NNE4,493

Earthquake history in this area

12 earthquakes of magnitude 4.5+ have been recorded within 200 km of this epicentre since 1960, in Alaska.

Other earthquakes near this epicentre

10 other events within 100 km in the last 30 days.

Be first to know about the next earthquake near 25 km NW of Anchor Point, Alaska

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Frequently asked questions

How strong was the 25 km NW of Anchor Point, Alaska earthquake?

Magnitude 3.9 (local (Richter) magnitude), at a depth of 89.6 km. At this depth the energy spreads out before it reaches the surface, so shaking is usually weaker but felt over a wider area.

Exactly when did it happen?

Aug 29, 2026, 04:02 AM (local time at the epicentre — AKDT, UTC-8). In universal time: 2026-08-29 12:02 UTC.

Was it felt?

Felt by 19 people · community intensity III (weak). Felt indoors; hanging objects swing, like a passing truck.

Was there a tsunami warning?

No tsunami evaluation was flagged for this earthquake.

Which towns are closest to the epicentre?

The closest is Anchor Point, 25.8 km SE (population 1,930).

Are earthquakes normal in this area?

Yes. The largest earthquake recorded within 200 km since 1960 was magnitude 7.1 (47 km ESE of Pedro Bay, Alaska, 2016), and 10 further events were recorded within 100 km in the last 30 days.

How do I get alerts for the next earthquake here?

Install the free SeismoWatch Android app, draw a box over this area, set a minimum magnitude, and turn alerts on.

About this page

Event data: U.S. Geological Survey (USGS), the European-Mediterranean Seismological Centre (EMSC) and, in Venezuela, FUNVISIS. Populated places and time zones: GeoNames (CC BY 4.0). Preliminary solutions are revised as more observations arrive.