Geotechnical Engineering NZ

Magnitude 4.4 earthquake near NE of Maketu, New Zealand

M 4.4📅 22/04/2026 11:52 UTC📍 169 km

On 22/04/2026 11:52 UTC a magnitude 4.4 earthquake occurred near NE of Maketu, New Zealand. Hypocentre depth: 169 km. Coordinates: -37.582°, 176.727°.

Event technical data

MagnitudeM 4.4
Depth169 km
Coordinates-37.5824°, 176.7272°
Time (UTC)2026-04-22 11:52 UTC
Location31 km NE of Maketu, New Zealand

Seismic context

Technical analysis: New Zealand straddles the boundary between the Pacific and Australian plates (Alpine Fault, Hikurangi subduction margin), giving it very high seismicity.

Geotechnical relevance

For geotechnical engineering in New Zealand, monitoring local seismicity supports site-specific hazard assessment, liquefaction screening of saturated sands, seismic slope-stability checks and foundation design for dynamic loads. Each recorded event refines local ground-motion and attenuation models.

Official source

GeoNet (GNS Science) — official national earthquake monitoring authority. Visit GeoNet (GNS Science) →

Cross-checked with the global USGS catalogue.

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