Earthquake · Alaska

Magnitude 3.6 earthquake near Knik, Alaska

USGS reports a magnitude 3.6 earthquake 2 km northwest of Knik, Alaska, at 6:49 AM AKDT on Friday, October 16, 2026. It was 49.9 km deep, and 464 people reported feeling it.

Key facts

Magnitude
3.6 (ml)
Location
2 km NW of Knik, Alaska
Time
6:49 AM AKDT, Friday, October 16, 2026
Depth
49.9 km
Felt reports
464 people reported shaking to USGS
Estimated shaking
intensity 3.6 (USGS ShakeMap)
Tsunami
No tsunami flag from USGS
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What to do

If you feel shaking, Drop, Cover, and Hold On. Get under sturdy furniture if you can and stay put until the shaking stops.

Expect aftershocks. Smaller quakes can follow a larger one, so be ready to take cover again.

After shaking stops, check for gas leaks and damage. Stay out of damaged buildings.

Context

The USGS lists 204 earthquakes of magnitude 4 or greater within 100 km of this location since 2000. It also lists 22 of magnitude 5 or greater in that area over the same period. Together these counts show that moderate and strong earthquakes are a recurring part of the region's history.

This quake was smaller than those events at magnitude 3.6. The USGS did not flag a tsunami threat.

History here

USGS records 204 earthquakes of magnitude 4 or more within 100 km of this epicenter since 2000, 22 of them magnitude 5 or more.

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Herebeat is an iPhone app that shows official alerts like these (National Weather Service warnings, earthquakes, wildfires, air quality and more) for the places you save, each with its source and issue time. Download Herebeat on the App Store.

Questions

Was there an earthquake near Knik, Alaska?
Yes. USGS reports a magnitude 3.6 earthquake 2 km northwest of Knik at 6:49 AM AKDT on Friday, October 16, 2026.
How deep was the Knik, Alaska earthquake?
USGS puts the depth at 49.9 km. Estimated shaking reached an intensity of 3.6, and 464 people reported feeling it.
Is there a tsunami threat from the Knik earthquake?
No. USGS did not flag a tsunami threat for this magnitude 3.6 earthquake.

Sources

  1. USGS: M 3.6 2 km NW of Knik, Alaska usgs.gov
  2. USGS earthquake catalog (history count) usgs.gov

How this page is made. The Herebeat Hazard Desk builds event pages from official U.S. government data (National Weather Service, USGS, FEMA). The text is written with AI from that data; every number and quote is checked against the official source automatically before publishing, and the page is updated when the agency updates the event. The official source is always the reference. Spotted a mistake? info@herebeat.app. About the Hazard Desk.