Back to map
M3.1 Depth: 15.8 km

M3.1 Earthquake near 22 km NW of Puako, Hawaii (United States)

UTC time: 2025-05-21 12:18:18 UTC Local time: —

About this earthquake

A magnitude M3.1 earthquake was recorded near 22 km NW of Puako, Hawaii (United States) on May 21, 2025 at 12:18 UTC. The hypocenter lay relatively close to the surface at around 16 km, increasing how strongly it was felt. Shaking of this size is frequently noticed but usually harmless.

The data is provided by USGS and cross-checked across seismological networks. United States: 177 earthquakes were recorded in the past 24 hours, the strongest reaching M3.6.

Details

Magnitude
M3.1
Depth
15.8 km
UTC time
2025-05-21 12:18:18 UTC
Local time
—
Country
United States
Source
usgs
Coordinates
20.09900, -156.00349
Temperature
24.0°C

Map

Depth profile

Depth profile Depth: 15.8 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 15.8 km
Shallow
15.8 km
15.8 km — close to 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

  • Hualalai
    Distance: 47 km ·Shield ·Elevation: 2'523 m ·Last eruption: 1801 ·United States
  • Mauna Kea
    Distance: 64 km ·Shield ·Elevation: 4'205 m ·Last eruption: -2460 ·United States
  • Haleakala
    Distance: 73 km ·Shield ·Elevation: 3'053 m ·Last eruption: 1750 ·United States
  • Mauna Loa
    Distance: 81 km ·Shield ·Elevation: 4'170 m ·Last eruption: 2022 ·United States
  • Kilauea ADVISORY · YELLOW
    Distance: 106 km ·Shield ·Elevation: 1'222 m ·Last eruption: 2026 ·United States
  • Kamaehuakanaloa
    Distance: 152 km ·Shield ·Elevation: -975 m ·Last eruption: 1996 ·United States

Historic earthquake map · United States

Open history map
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.

Share