Our Services

This system combines daily sea-level data from NIWA, regional councils, port companies, Antarctica NZ, Bureau of Meteorology and territorial authorities.

NIWA run a computer model which simulates wave heights across the Canterbury continental shelf and along the coast.

Here is our complete range of products.

This dataset provides the most up-to-date bathymetry of one of the largest areas of deep-water seabed under national jurisdiction. The 250m resolution gridded bathymetric data set encompasses New Zealand's Exclusive Economic Zone and is available in multiple high-resolution file formats to suit a range of imagery and mapping needs.

How can we help you?

This helps planners, engineers, asset managers, and hazard analysts in urban councils understand and evaluate the potential impacts of climate change.

To prepare for changes in climate, our freshwater and oceans decision-makers need information on species vulnerability to climate change.

Few New Zealand lakes retain their indigenous vegetation, and the condition of many lakes is under threat from land-use changes and the invasion of alien aquatic plants.

Blooms of hazardous cyanobacteria (blue-green algae) in rivers, lakes and reservoirs can cause problems for both animal and human health. How can you find out whether an algal bloom is potentially toxic?

NIWA makes a range of trace gas data freely available on our FTP site.

The New Zealand Palaeotsunami Database (Database) brings together all known information about tsunamis that occurred prior to written records.

The New Zealand Drought Monitor is a system for keeping track of drought conditions across New Zealand based on a standardised climate index.