The timestamp shown at the top right of the images is the time when the images were last refreshed. The previous 36 hours of sea level variations from all operational sites are displayed, oldest to ...

The NZ Volcanic Alert Level system is based on 6 levels and is intended to describe the current status of each active volcano. People who need volcano related information ranges from local residents, ...

About Shaking Layers data The Shaking Layers Map shows ground shaking models produced from a combination of strong motion measurements and ground motion modelling that estimate the shaking intensity ...

About Shaking Layers data The Shaking Layers Map shows ground shaking models produced from a combination of strong motion measurements and ground motion modelling that estimate the shaking intensity ...

When it comes to earthquakes, the ground shaking that people feel is important to us, and contributes to our data source. By submitting a Felt Report, our seismologists learn more about the intensity ...

The size of an earthquake is often described using magnitude, which is the amount of energy released during an earthquake. However, not all of the energy released in an earthquake will necessarily be ...

Volcano Activity Bulletins (VABs) are New Zealand's official source of volcano status information including the current Volcanic Alert Level (VAL). They are issued on an as needed basis summarising ...

About Shaking Layers data The Shaking Layers Map shows ground shaking models produced from a combination of strong motion measurements and ground motion modelling that estimate the shaking intensity ...

About Shaking Layers data The Shaking Layers Map shows ground shaking models produced from a combination of strong motion measurements and ground motion modelling that estimate the shaking intensity ...