Alaska earthquakes

M3.6 earthquake 29 km NE of Paxson, Alaska

A magnitude 3.6 earthquake struck 29 km NE of Paxson, Alaska on Sat, Mar 9, 2019, 1:26 PM AKST (22:26 UTC), 6 km (4 mi) below the surface.

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Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
3.6 (ML, local (Richter)), minor
Magnitude from
Alaska Earthquake Center
Local time
UTC
2019-03-09 22:26:09 UTC
Depth
6.4 km (4.0 mi), shallow
Epicenter
63.245° N, 145.134° W
Region
Alaska
Felt reports
1
Strongest shaking
IV, light shaking
Tsunami flag
No
Status
Reviewed by a seismologist

Magnitude estimates

Different scales measure different things and differ by a few tenths. The USGS marks one as preferred, and it is the one this page uses.

Mag.ScaleComputed byNotes
3.6ML, local (Richter)Alaska Earthquake CenterPreferred · Preliminary
3.7Mwr, regional momentUSGS National Earthquake Information CenterReviewed · ±0.057 · 30 stations

Shaking

The USGS ShakeMap: shaking estimated from seismic stations and the quake’s size, on the Modified Mercalli intensity scale.

Strongest estimated
IV, light shaking
Peak ground acceleration
680.0% of gravity
Peak ground velocity
1.4 cm/s
Map
Automatic
USGS ShakeMap: estimated shaking intensity around the epicenter
Estimated shaking intensity. Map: USGS ShakeMap.

Did you feel it?

1 person reported to the USGS what they felt; the strongest reported shaking was II, weak shaking.

Did You Feel It? map: shaking reported by the public
Shaking reported by the public, by area. Map: USGS Did You Feel It?

Fault motion and ground failure

How the rock slipped, from the moment tensor, and the USGS estimate of landslides and liquefaction.

Faulting
Oblique reverse
Moment magnitude
3.7 Mwr
Nodal plane 1
Strike 145°, dip 49°, rake 133°
Nodal plane 2
Strike 270°, dip 57°, rake 52°

How well it is located

Reviewed by a seismologist.

Stations used
121

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 12 in the 60 days after this one and 9 in the 30 days before it.

After

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak01934tsq72 (also filed as us1000jd1l). Read Thu, Oct 1, 2026, 7:36 AM UTC.