- Depth
- 8.5 km
- Source
- USGS
Washington · Skamania County
Country overviewWashington · Skamania County
Country overviewOn August 22, 2026 at 16:16 UTC, a magnitude M1.1 earthquake occurred near Skamania County, Washington (United States). With a focal depth of about 9 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Events of this size typically go unnoticed.
The event was recorded by USGS. United States: over the past 24 hours, QuakeMap24 logged 165 earthquakes, the strongest at M3.3.
Shallow quakes release energy near the surface — shaking is felt more strongly and damage potential is higher.
Depth classes per USGS
Washington
07 Sep 2025 – 07 Sep 2026 · M ≥ 2.0 · 84 Catalogue entries
Sufficiently reliable matching data are not currently available for a direct comparison. The area profile shows the available records and their limitations.
Open seismic profile