M 6.7 - 170 km WSW of Riverton, New Zealand

March 25, 2025 at 01:43:11 UTC

Depth: 21.00 km (Shallow)

Key Takeaway

This strong earthquake (M6.7) occurred 11 months ago near 170 km WSW of Riverton, New Zealand, at a depth of 21.00 km (shallow). It was felt by 71 people. A tsunami warning was issued for this event.

M 6.7

Strong

Green

PAGER Alert

Yes

Tsunami

71

Felt Reports

Event Details

Magnitude6.7 mww
Depth21.00 km (Shallow)
Location-46.7305S, 165.8632E
Community IntensityV (Moderate)
Mercalli IntensityIV (Light)
Felt Reports (DYFI)71 people
Alert Level (PAGER)Green — No fatalities or damage expected
Tsunami WarningYes
Significance728 / 3000
StatusReviewed
Networkus
USGS Event PageView on USGS →

Frequently Asked Questions

What was the magnitude of this earthquake?

This earthquake had a magnitude of 6.7, classified as "Strong". Strong earthquakes can cause severe damage in areas several tens of miles across.

How deep was this earthquake?

This earthquake occurred at a depth of 21.00 km, classified as "Shallow". Shallow earthquakes tend to cause more damage at the surface because the energy has less distance to travel before reaching buildings and infrastructure.

Where exactly did this earthquake occur?

This earthquake occurred near 170 km WSW of Riverton, New Zealand, at coordinates -46.7305S, 165.8632E. The location is determined by analyzing seismic wave arrival times at multiple monitoring stations.

Were there aftershocks associated with this event?

Aftershock data for this specific event can be explored by viewing nearby recent earthquakes listed below on this page. Aftershocks are smaller earthquakes that occur in the same area following a larger event, and they can continue for days, weeks, or even months depending on the original earthquake's magnitude.

What does the magnitude of this earthquake mean in practical terms?

A magnitude 6.7 earthquake is classified as "Strong" — these can cause significant damage in populated areas, particularly to older or poorly constructed buildings.

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Data from the USGS Earthquake Hazards Program (ComCat). QuakeScan is not affiliated with the USGS. Event details may be updated as new data becomes available.