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M1.8 Depth: 29.4 km

M1.8 Earthquake near Hawaiʻi County, Hawaii (United States)

UTC time: 2026-08-28 11:39:45 UTC Local time: —

About this earthquake

On August 28, 2026 at 11:39 UTC, a magnitude M1.8 earthquake occurred near Hawaiʻi County, Hawaii (United States). The hypocenter lay relatively close to the surface at around 29 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: over the past 24 hours, QuakeMap24 logged 183 earthquakes, the strongest at M4.4.

Map

Depth profile

Depth profile Depth: 29.4 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 29.4 km
Shallow
29.4 km
29.4 km — deeper than the regional average (15.3 km)
Regional average: 15.3 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

  • Kamaehuakanaloa
    Distance: 32 km ·Shield ·Elevation: -975 m ·Last eruption: 1996 ·United States
  • Kilauea ADVISORY · YELLOW
    Distance: 41 km ·Shield ·Elevation: 1'222 m ·Last eruption: 2026 ·United States
  • Mauna Loa
    Distance: 42 km ·Shield ·Elevation: 4'170 m ·Last eruption: 2022 ·United States
  • Hualalai
    Distance: 76 km ·Shield ·Elevation: 2'523 m ·Last eruption: 1801 ·United States
  • Mauna Kea
    Distance: 79 km ·Shield ·Elevation: 4'205 m ·Last eruption: -2460 ·United States
  • Haleakala
    Distance: 195 km ·Shield ·Elevation: 3'053 m ·Last eruption: 1750 ·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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