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M1.7 Depth: 26.0 km

M1.7 Earthquake near Unorganized Borough, Alaska (United States)

UTC time: 2026-08-18 07:12:51 UTC Local time: —

About this earthquake

On August 18, 2026 at 07:12 UTC, a magnitude M1.7 earthquake occurred near Unorganized Borough, Alaska (United States). With a focal depth of about 26 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The data is provided by USGS and cross-checked across seismological networks. United States: over the past 24 hours, QuakeMap24 logged 192 earthquakes, the strongest at M4.8.

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Depth profile

Depth profile Depth: 26 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 26 km
Shallow
26 km
26 km — deeper than the regional average (15.4 km)
Regional average: 15.4 km
Why depth matters

Shallow quakes release energy near the surface — shaking is felt more strongly and damage potential is higher.

Depth classes per USGS

Volcanoes nearby

  • Wrangell
    Distance: 254 km ·Shield ·Elevation: 4'278 m ·Last eruption: 1912 ·United States
  • Spurr
    Distance: 294 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Redoubt
    Distance: 304 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Hayes
    Distance: 316 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Churchill
    Distance: 318 km ·Stratovolcano ·Elevation: 5'005 m ·Last eruption: 847 ·United States
  • Iliamna
    Distance: 326 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States

Historic earthquake map · United States

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Explore recent and long-term earthquake activity in this country. Use filters to narrow down by magnitude, depth, and date range.

Country statistics · United States

Country overview
View earthquake KPIs, strongest and latest events, and averages for this country.

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