4.0
Earthquake Details: Masterton, Wellington, New Zealand
Sep 21, 2026, 09:23:42
A magnitude 4.0 earthquake occurred near Masterton, Wellington, New Zealand on Sep 21, 2026 at 09:23:42. The seismic event was recorded at a depth of 16.49 km. No tsunami warning was issued.
No Tsunami WarningStatus: ReviewedType: Earthquake
Regional Seismicity
Technical Details
Depth16.49 km
Significance0
Latitude-40.9587
Longitude175.5491
Event IDgeonet:2026p711868
Magnitude4.0
Updated:Sep 21, 2026, 09:23:42 UTC
External Resources
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Time & depth
- Local time
- Sep 21, 2026, 21:23:42 GMT+12
- UTC
- Sep 21, 2026, 09:23:42 UTC
16.49 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
Nearby major cities
Nearby event sequence · 12
M3.530 km south of Tolaga BayBeforeM3.125 km south-west of HaweraBeforeM3.320 km north-east of TaupoBeforeM3.355 km north-west of ParaparaumuBeforeM3.6115 km north-west of OpunakeBeforeM3.330 km east of TaurangaBeforeM3.420 km east of Tolaga BayBeforeM3.85 km south of PongaroaBeforeM3.120 km north of TokoroaAfterM3.215 km south of RotoruaAfterM3.545 km south-west of TaumarunuiAfterM3.420 km south of HastingsAfter
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Earthquake information is automatically aggregated from the official seismic agencies listed below. Preliminary measurements can change as agencies review an event; use local emergency authorities for safety decisions. Latest successful data update: Sep 21, 2026, 09:23 UTC.
Data sources:
- USGS — Credit: U.S. Geological Survey.
- EMSC — Credit: EMSC/CSEM. Event catalogue data are provided under CC BY 4.0. CC BY 4.0
- JMA — Source: Japan Meteorological Agency (JMA).
- Geoscience Australia — Based on Australian Earthquakes data by Geoscience Australia. © Commonwealth of Australia. Licensed under CC BY 4.0; the section 5 disclaimer applies. CC BY 4.0
- GeoNet — We acknowledge the New Zealand GeoNet programme and its sponsors NHC, Earth Sciences NZ, LINZ, NEMA and MBIE for providing earthquake data.