Washington earthquakes

M1.7 earthquake 8 km ENE of Lake Roesiger, Washington

A magnitude 1.7 earthquake struck 8 km ENE of Lake Roesiger, Washington on Fri, Apr 28, 2000, 1:43 AM PDT (08:43 UTC), 14 km (9 mi) below the surface.

A larger quake followed: M2.3 8 km SW of Concrete, Washington. This one was a foreshock.

Lake Roesiger forecast More in Washington

Map

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

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The earthquake

Magnitude: 1.7 (md), micro
Local time: Fri, Apr 28, 2000, 1:43 AM PDT
UTC: 2000-04-28 08:43:43 UTC
Depth: 14.0 km (8.7 mi), shallow
Epicenter: 48.001° N, 121.815° W
Region: Washington
Tsunami flag: No
Status: Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Location uncertainty: About 0.4 km horizontally, 0.8 km in depth
Magnitude uncertainty: ±0.05
Depth from: From location
Station coverage gap: 117°
Stations used: 27

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 13 in the 60 days after this one and 1 in the 30 days before it.

After

Before

3.22 km W of Big Lake, WashingtonTue, Apr 11, 2:09 AM PDT · 9669 days ago · 13 km deep · 56 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10497838. Read Thu, Oct 1, 2026, 12:55 AM UTC.