New Zealand Tsunami Gauge Network

De-tided Tsunami Gauge Chart
De-tided Tsunami Gauge Chart
Sea Level Tsunami Gauge Chart
Sea Level Tsunami Gauge Chart

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 most recent from left to right. Within the sampling period of one minute, the dark part of the trace shows the average sea level height, whilst the grey part shows the maximum and minimum values.