Magnitude 1.8, Mon Aug 18 2025 12:46 PM


Location history for this earthquake. The automatic earthquake location system makes many locations for each quake. Not all quakes have a location history.

Magnitude History


0.01.02.0Magnitude0123Time since earthquake (minutes)Magnitude Historyb

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


0102030Depth (km)0123Time since earthquake (minutes)Depth Historyb

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

Map of New Zealand.

Location History


Modification Time Quality Magnitude Depth Latitude Longitude
2025-08-18T00:49:36Z best 1.8 24.2 -40.66 176.32
2025-08-18T00:47:48Z automatic 1.8 25.0 -40.67 176.32
2025-08-18T00:47:44Z automatic 1.8 25.0 -40.67 176.32
2025-08-18T00:47:43Z automatic 1.8 25.0 -40.67 176.32
2025-08-18T00:47:40Z automatic 1.8 25.0 -40.67 176.32
2025-08-18T00:47:36Z automatic 1.8 25.0 -40.67 176.32
2025-08-18T00:47:35Z automatic 1.8 25.0 -40.67 176.32
2025-08-18T00:47:31Z automatic 1.7 25.0 -40.67 176.32
2025-08-18T00:47:31Z automatic 1.7 25.0 -40.67 176.32
2025-08-18T00:47:30Z automatic 1.6 25.0 -40.67 176.32
2025-08-18T00:47:25Z automatic 1.6 25.0 -40.67 176.32
2025-08-18T00:47:22Z automatic 1.6 25.0 -40.67 176.32
2025-08-18T00:47:15Z automatic 1.6 25.0 -40.67 176.32
2025-08-18T00:47:11Z automatic 1.6 25.0 -40.67 176.32
2025-08-18T00:47:08Z automatic 1.3 25.0 -40.67 176.32