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M1.8 Depth: 30.1 km

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

UTC time: 2026-05-21 02:28:36 UTC Local time: —

About this earthquake

On May 21, 2026 at 02:28 UTC, a magnitude M1.8 earthquake occurred near Hawaiʻi County, Hawaii (United States). The hypocenter lay relatively close to the surface at around 30 km, increasing how strongly it was felt. 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: 128 earthquakes were recorded in the past 24 hours, the strongest reaching M3.8.

Map

Depth profile

Depth profile Depth: 30.1 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 30.1 km
Shallow
30.1 km
30.1 km — deeper than the regional average (15.9 km)
Regional average: 15.9 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

  • Kilauea ADVISORY · YELLOW
    Distance: 20 km ·Shield ·Elevation: 1'222 m ·Last eruption: 2026 ·United States
  • Mauna Loa
    Distance: 32 km ·Shield ·Elevation: 4'170 m ·Last eruption: 2022 ·United States
  • Kama'ehuakanaloa
    Distance: 41 km ·Shield ·Elevation: -975 m ·Last eruption: 1996 ·United States
  • Mauna Kea
    Distance: 61 km ·Shield ·Elevation: 4'205 m ·Last eruption: -2460 ·United States
  • Hualalai
    Distance: 68 km ·Shield ·Elevation: 2'523 m ·Last eruption: 1801 ·United States
  • Haleakala
    Distance: 183 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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