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M3.3 Depth: 10.0 km

M3.3 Earthquake near Westland District, West Coast (New Zealand)

UTC time: 2026-08-18 21:26:55 UTC Local time: —

About this earthquake

On August 18, 2026 at 21:26 UTC, a magnitude M3.3 earthquake occurred near Westland District, West Coast (New Zealand). The hypocenter lay relatively close to the surface at around 10 km, increasing how strongly it was felt. Earthquakes of this magnitude are often felt but rarely cause damage.

The event was recorded by EMSC.

Map

Depth profile

Depth profile Depth: 10 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 10 km
Shallow
10 km
10 km — shallower than the regional average (70.3 km)
Regional average: 70.3 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

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