M3.7 earthquake 45 km NNW of Valdez, Alaska

A magnitude 3.7 earthquake struck 45 km NNW of Valdez, Alaska on Wed, Feb 12, 1997, 10:19 PM AKST (07:19 UTC), 17 km (11 mi) below the surface.

Map

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

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.	Scale	Computed by	Notes
3.7	ML, local (Richter)	Alaska Earthquake Center	Preferred · Preliminary
3.8	ML, local (Richter)	USGS National Earthquake Information Center	Reviewed

The USGS’s account of the effects of this earthquake.

Felt at Valdez.

From the USGS event page for ak99720vxhpi. U.S. Geological Survey text and figures are in the public domain.

No one has reported feeling this quake to the USGS.

Reviewed by a seismologist.

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

Within 100 km, magnitude 1.5 and up: 70 in the 60 days after this one and 25 in the 30 days before it.

The first 60 of 70.

From the USGS Earthquake Hazards Program and its partner networks, event ak99720vxhpi (also filed as usp0007x5v). Read Mon, Oct 5, 2026, 6:53 AM UTC.