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M3.1 Depth: 12.9 km

M3.1 Earthquake near COOK STRAIT, NEW ZEALAND (New Zealand)

UTC time: 2025-08-03 22:46:33 UTC Local time: —

About this earthquake

On August 3, 2025 at 22:46 UTC, a magnitude M3.1 earthquake occurred near COOK STRAIT, NEW ZEALAND (New Zealand). With a focal depth of about 13 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Shaking of this size is frequently noticed but usually harmless.

The data is provided by EMSC and cross-checked across seismological networks. New Zealand: over the past 24 hours, QuakeMap24 logged 4 earthquakes, the strongest at M4.0.

Details

Magnitude
M3.1
Depth
12.9 km
UTC time
2025-08-03 22:46:33 UTC
Local time
—
Country
New Zealand
City
Marlborough
Source
emsc
Coordinates
-41.80490, 174.28140
Temperature
9.7°C

Map

Depth profile

Depth profile Depth: 12.9 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 12.9 km
Shallow
12.9 km
12.9 km — shallower than the regional average (69.9 km)
Regional average: 69.9 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

  • Taranaki
    Distance: 279 km ·Stratovolcano ·Elevation: 2'518 m ·Last eruption: 1800 ·New Zealand
  • Ruapehu
    Distance: 301 km ·Stratovolcano ·Elevation: 2'797 m ·Last eruption: 2007 ·New Zealand
  • Tongariro
    Distance: 316 km ·Stratovolcano(es) ·Elevation: 1'978 m ·Last eruption: 2012 ·New Zealand
  • Taupo
    Distance: 363 km ·Caldera ·Elevation: 760 m ·Last eruption: 260 ·New Zealand
  • Okataina
    Distance: 448 km ·Lava dome(s) ·Elevation: 1'111 m ·Last eruption: 1981 ·New Zealand

Historic earthquake map · New Zealand

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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 · New Zealand

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

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