M5.2

M 5.2 - 123 km SSE of Sand Point, Alaska

Moderate Earthquake · January 23, 2026 · 123 km SSE of Sand Point, Alaska

Key Insights

•This M5.2 moderate earthquake ranks #307 out of 470 events in the database.
•At M5.2, this is 0.5 points below the database average of M5.7.
•The 35.8 km focal depth is classified as intermediate (average: 27 km across all events).
•1 people reported feeling this earthquake via the USGS "Did You Feel It?" system, with a significance score of 416.

Depth

35.8 km

Tsunami

Felt Reports

Significance

416

Earthquake Details

Magnitude	M5.2(mww)
Classification	Moderate Earthquake
Location	123 km SSE of Sand Point, Alaska
Date & Time	January 23, 2026 04:38:50
Coordinates	54.2946N, 159.8366W
Depth	35.8 km (Intermediate)
Tsunami	No
Felt Reports	1 reports submitted to USGS
CDI (Community Intensity)	2.0
MMI (Modified Mercalli)	3.3
Significance Score	416 / 3,000
Status	reviewed

Magnitude Scale Context

Minor

3-3.9

Light

4-4.9

Moderate

5-5.9

Strong

6-6.9

Major

At M5.2, this is classified as a Moderate earthquake. Earthquakes of this size can cause moderate damage to vulnerable structures and are widely felt.

Official USGS Page: https://earthquake.usgs.gov/earthquakes/eventpage/us7000rrfr

Frequently Asked Questions

How strong was the 123 km SSE of Sand Point, Alaska earthquake?

The 123 km SSE of Sand Point, Alaska earthquake had a magnitude of 5.2 mww, classified as a "Moderate" earthquake on the magnitude scale. Earthquakes of this magnitude can cause damage to poorly constructed buildings and are felt widely.

Where exactly did this earthquake occur and how deep was it?

This earthquake struck at coordinates 54.2946N, 159.8366W, at a depth of 35.8 km. This intermediate depth can still produce significant shaking at the surface.

Did this earthquake trigger a tsunami warning?

No tsunami warning was issued for this earthquake. Earthquakes below magnitude 6.5 rarely generate dangerous tsunamis, though localized effects are possible in rare cases.

How many people felt this earthquake?

1 people submitted felt reports to the USGS for this earthquake. The Community Decimal Intensity (CDI) reached 2.0, indicating light shaking noticed by some people. The Modified Mercalli Intensity (MMI) was estimated at 3.3.

When did this earthquake happen and how significant was it?

This earthquake occurred on January 23, 2026 at 04:38:50. The USGS assigned it a significance score of 416 out of a possible 3,000, which factors in magnitude, felt reports, and potential impact. This is a moderately significant seismic event.

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Key Insights

•This M5.2 moderate earthquake ranks #307 out of 470 events in the database.

•At M5.2, this is 0.5 points below the database average of M5.7.

•The 35.8 km focal depth is classified as intermediate (average: 27 km across all events).

•1 people reported feeling this earthquake via the USGS "Did You Feel It?" system, with a significance score of 416.

Earthquake Details

Magnitude

M5.2(mww)

Classification

Moderate Earthquake

Location

123 km SSE of Sand Point, Alaska

Date & Time

January 23, 2026 04:38:50

Coordinates

54.2946N, 159.8366W

Depth

35.8 km (Intermediate)

Tsunami

Felt Reports

1 reports submitted to USGS

CDI (Community Intensity)

2.0

MMI (Modified Mercalli)

3.3

Significance Score

416 / 3,000

Status

reviewed