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M3.7 Depth: 50.0 km

M3.7 Earthquake near Hirono, Iwate Prefecture (Japan)

UTC time: 2026-08-07 21:29:30 UTC Local time: —

About this earthquake

On August 7, 2026 at 21:29 UTC, a magnitude M3.7 earthquake occurred near Hirono, Iwate Prefecture (Japan). With a focal depth of about 50 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this magnitude are often felt but rarely cause damage.

The data is provided by EMSC and cross-checked across seismological networks. Japan: over the past 24 hours, QuakeMap24 logged 6 earthquakes, the strongest at M5.1.

Details

Magnitude
M3.7
Depth
50.0 km
UTC time
2026-08-07 21:29:30 UTC
Local time
—
Country
Japan
State
Iwate Prefecture
City
Hirono
County
Kunohe County
Source
emsc
Coordinates
40.40000, 142.00000
Temperature
21.7°C

Map

Depth profile

Depth profile Depth: 50 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 50 km
Shallow
50 km
50 km — deeper than the regional average (32.5 km)
Regional average: 32.5 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

  • Towada
    Distance: 96 km ·Caldera ·Elevation: 1'011 m ·Last eruption: 915 ·Japan
  • Hakkodasan
    Distance: 99 km ·Stratovolcano(es) ·Elevation: 1'584 m ·Last eruption: 1550 ·Japan
  • Iwatesan
    Distance: 104 km ·Complex ·Elevation: 2'038 m ·Last eruption: 1919 ·Japan
  • Hachimantai
    Distance: 109 km ·Stratovolcano ·Elevation: 1'613 m ·Last eruption: -5350 ·Japan
  • Akita-Yakeyama
    Distance: 116 km ·Stratovolcano ·Elevation: 1'366 m ·Last eruption: 1997 ·Japan
  • Osorezan
    Distance: 123 km ·Stratovolcano ·Elevation: 878 m ·Last eruption: 1787 ·Japan

Historic earthquake map · Japan

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 · Japan

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

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