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Magnitude 3.1

Thursday August 13, 2026 - 12:31 PM, 5 km west of Masterton

Shaking The estimated intensity of ground shaking near the earthquake's epicentre.: Light
Depth The distance below the Earth's surface where the earthquake originated.: 6 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
2026-08-13T00:46:34Z	best	3.1	6.3	-40.98	175.56
2026-08-13T00:35:02Z	preliminary	3.1	6.3	-40.98	175.56
2026-08-13T00:34:28Z	automatic	3.1	5.0	-41.05	175.59
2026-08-13T00:34:14Z	automatic	3.1	5.0	-41.05	175.59
2026-08-13T00:34:04Z	automatic	3.1	5.0	-41.05	175.59
2026-08-13T00:34:03Z	automatic	3.1	5.0	-41.05	175.59
2026-08-13T00:34:02Z	automatic	3.1	5.0	-41.05	175.59
2026-08-13T00:34:01Z	automatic	3.1	5.0	-41.05	175.59
2026-08-13T00:33:53Z	automatic	3.1	5.0	-41.04	175.59
2026-08-13T00:33:52Z	automatic	3.1	5.0	-41.04	175.59
2026-08-13T00:33:51Z	automatic	3.1	5.0	-41.04	175.59
2026-08-13T00:33:50Z	automatic	3.1	5.0	-41.04	175.59
2026-08-13T00:33:49Z	automatic	3.1	5.0	-41.04	175.59
2026-08-13T00:33:48Z	automatic	3.1	5.0	-41.04	175.59
2026-08-13T00:33:40Z	automatic	3.0	5.0	-41.04	175.59
2026-08-13T00:33:40Z	automatic	3.0	5.0	-41.04	175.59
2026-08-13T00:33:39Z	automatic	3.0	5.0	-41.04	175.59
2026-08-13T00:33:38Z	automatic	3.0	5.0	-41.04	175.59
2026-08-13T00:33:38Z	automatic	3.0	5.0	-41.04	175.59
2026-08-13T00:33:36Z	automatic	3.0	5.0	-41.04	175.59
2026-08-13T00:33:36Z	automatic	3.0	5.0	-41.04	175.59
2026-08-13T00:33:32Z	automatic	3.0	5.0	-41.04	175.59
2026-08-13T00:33:30Z	automatic	3.0	5.0	-41.04	175.59
2026-08-13T00:33:30Z	automatic	3.0	5.0	-41.04	175.59
2026-08-13T00:33:29Z	automatic	3.1	5.0	-41.04	175.59
2026-08-13T00:33:29Z	automatic	3.1	5.0	-41.04	175.59
2026-08-13T00:33:27Z	automatic	3.1	5.0	-41.04	175.59
2026-08-13T00:33:25Z	automatic	3.1	5.0	-41.04	175.59
2026-08-13T00:33:25Z	automatic	3.1	5.0	-41.04	175.59
2026-08-13T00:33:23Z	automatic	3.1	5.0	-41.04	175.59
2026-08-13T00:33:23Z	automatic	3.1	5.0	-41.04	175.59
2026-08-13T00:33:22Z	automatic	3.0	5.0	-41.04	175.59
2026-08-13T00:33:19Z	automatic	3.0	5.0	-41.04	175.59
2026-08-13T00:33:19Z	automatic	3.0	5.0	-41.04	175.59
2026-08-13T00:33:18Z	automatic	3.1	5.0	-41.04	175.59
2026-08-13T00:33:17Z	automatic	3.1	5.0	-41.04	175.59
2026-08-13T00:33:17Z	automatic	3.0	5.0	-41.04	175.59
2026-08-13T00:33:16Z	automatic	3.0	5.0	-41.04	175.59
2026-08-13T00:33:15Z	automatic	3.0	5.0	-41.04	175.59
2026-08-13T00:33:12Z	automatic	3.0	5.0	-41.04	175.59
2026-08-13T00:33:12Z	automatic	3.0	5.0	-41.04	175.59
2026-08-13T00:33:11Z	automatic	3.0	5.0	-41.04	175.59
2026-08-13T00:33:11Z	automatic	3.0	5.0	-41.04	175.59
2026-08-13T00:33:08Z	automatic	3.0	5.0	-41.04	175.59
2026-08-13T00:33:05Z	automatic	3.0	5.0	-41.04	175.59
2026-08-13T00:33:04Z	automatic	3.0	5.0	-41.04	175.59
2026-08-13T00:33:04Z	automatic	3.0	5.0	-41.04	175.59
2026-08-13T00:33:02Z	automatic	3.0	5.0	-41.04	175.59
2026-08-13T00:33:02Z	automatic	3.0	5.0	-41.04	175.59
2026-08-13T00:33:00Z	automatic	3.0	5.0	-41.04	175.59
2026-08-13T00:33:00Z	automatic	3.0	5.0	-41.04	175.59
2026-08-13T00:32:53Z	automatic	3.0	5.0	-41.04	175.59
2026-08-13T00:32:53Z	automatic	3.0	5.0	-41.04	175.59
2026-08-13T00:32:48Z	automatic	3.0	5.0	-41.04	175.59
2026-08-13T00:32:47Z	automatic	3.0	5.0	-41.04	175.59
2026-08-13T00:32:45Z	automatic	3.0	5.0	-41.04	175.59
2026-08-13T00:32:45Z	automatic	3.0	5.0	-41.04	175.59
2026-08-13T00:32:43Z	automatic	3.0	5.0	-41.04	175.59
2026-08-13T00:32:43Z	automatic	3.0	5.0	-41.04	175.59
2026-08-13T00:32:37Z	automatic	3.0	5.0	-41.04	175.59
2026-08-13T00:32:36Z	automatic	3.0	5.0	-41.04	175.59
2026-08-13T00:32:35Z	automatic	3.0	5.0	-41.04	175.59
2026-08-13T00:32:34Z	automatic	3.0	5.0	-41.04	175.59
2026-08-13T00:32:32Z	automatic	3.1	5.0	-41.04	175.59
2026-08-13T00:32:31Z	automatic	3.1	5.0	-41.04	175.59
2026-08-13T00:32:31Z	automatic	3.1	5.0	-41.04	175.59
2026-08-13T00:32:29Z	automatic	3.1	5.0	-41.04	175.59
2026-08-13T00:32:28Z	automatic	3.1	5.0	-41.04	175.59
2026-08-13T00:32:28Z	automatic	3.1	5.0	-41.04	175.59
2026-08-13T00:32:27Z	automatic	3.1	5.0	-41.04	175.59
2026-08-13T00:32:27Z	automatic	3.0	5.0	-41.04	175.59
2026-08-13T00:32:26Z	automatic	3.0	7.2	-41.00	175.57
2026-08-13T00:32:25Z	automatic	3.0	7.2	-41.00	175.57
2026-08-13T00:32:25Z	automatic	3.0	7.2	-41.00	175.57
2026-08-13T00:32:23Z	automatic	3.0	7.2	-41.00	175.57
2026-08-13T00:32:22Z	automatic	3.0	7.2	-41.00	175.57
2026-08-13T00:32:22Z	automatic	3.0	7.2	-41.00	175.57
2026-08-13T00:32:21Z	automatic	3.0	7.2	-41.00	175.57
2026-08-13T00:32:18Z	automatic	3.2	7.2	-41.00	175.57
2026-08-13T00:32:17Z	automatic	3.2	7.2	-41.00	175.57
2026-08-13T00:32:16Z	automatic	3.2	7.2	-41.00	175.57
2026-08-13T00:32:14Z	automatic	3.3	7.2	-41.00	175.57
2026-08-13T00:32:12Z	automatic	3.2	5.0	-40.98	175.57