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Magnitude 3.0

Monday August 17, 2026 - 2:22 AM, 30 km south-east of Tolaga Bay

Shaking The estimated intensity of ground shaking near the earthquake's epicentre.: Weak
Depth The distance below the Earth's surface where the earthquake originated.: 25 km
Quality An indication of how reliable the earthquake's location and details are, based on the amount and quality of data available.: Best

Earthquake history

The data below shows the history of magnitude, origin, depth, and locations calculated by our automated system as more data for an event becomes available. A location history like this is not available for all events. If you can't see the earthquake history below it may be stored in our earthquake catalogue on FDSN.

Magnitude History

The magnitude history for this event. The most recent value is shown as a larger circle and also labeled: c: caution, g: good b: best (reviewed by a duty person).

Depth History

The depth history for this event. The most recent value is shown as a larger circle and also labeled; c: caution, g: good b: best (reviewed by a duty person).

Origin History Map

The point on the map corresponds to the latest location data, showing the epicentre of this earthquake.

Location History

The location history for this event. The location quality has the following values of automatic, preliminary (reviewed by a duty person) and best (reviewed by a duty person).

Modification Time	Quality	Magnitude	Depth	Latitude	Longitude
2026-08-16T14:30:44Z	best	3.0	25.4	-38.51	178.61
2026-08-16T14:27:54Z	preliminary	3.0	23.5	-38.53	178.59
2026-08-16T14:24:29Z	automatic	2.8	21.2	-38.48	178.50
2026-08-16T14:24:18Z	automatic	2.8	21.2	-38.48	178.50
2026-08-16T14:24:15Z	automatic	2.8	21.2	-38.48	178.50
2026-08-16T14:24:13Z	automatic	2.8	21.2	-38.48	178.50
2026-08-16T14:24:12Z	automatic	2.8	21.2	-38.48	178.50
2026-08-16T14:24:11Z	automatic	2.8	21.2	-38.48	178.50
2026-08-16T14:24:06Z	automatic	2.8	21.2	-38.48	178.50
2026-08-16T14:24:05Z	automatic	2.8	21.2	-38.48	178.50
2026-08-16T14:24:03Z	automatic	2.6	21.2	-38.48	178.50
2026-08-16T14:24:02Z	automatic	2.6	21.2	-38.48	178.50
2026-08-16T14:24:01Z	automatic	2.6	21.2	-38.48	178.50
2026-08-16T14:24:00Z	automatic	2.6	21.2	-38.48	178.50
2026-08-16T14:23:57Z	automatic	2.7	21.2	-38.48	178.50
2026-08-16T14:23:56Z	automatic	2.7	21.2	-38.48	178.50
2026-08-16T14:23:56Z	automatic	2.7	21.2	-38.48	178.50
2026-08-16T14:23:55Z	automatic	2.6	19.2	-38.47	178.48
2026-08-16T14:23:54Z	automatic	2.5	19.2	-38.47	178.48
2026-08-16T14:23:42Z	automatic	1.7	19.2	-38.47	178.48