Atmospheric analysis

NIWA collects and manages significant amounts of New Zealand's environmental data, particularly in the climate, freshwater, marine and atmosphere domains.

NIWA offers a range of standard toxicity tests for both freshwater and marine environments.

Forest plantations in Aotearoa can be found on flat, gently rolling, or very steep terrain.

NIWA's Hydro Web Portal provides river flow and water quality monitoring data from NIWA’s Benchmark river monitoring network.

Virtual climate station estimates are produced every day, based on the spatial interpolation of actual data observations made at climate stations located around the country.

Short-term to long-term data estimation

The High Performance Computing Facility (HPCF) is supercharging New Zealand science.

These datasets are available in a range of formats.

NIWA's research on freshwater monitoring and reporting is one of three research areas within the 'Values, Monitoring and Outcomes' (VMO) programme led by Landcare Research.

View annual, seasonal and monthly summaries of temperature, rainfall and sunshine data from across New Zealand.

How healthy is your stream? SHMAK - the New Zealand Stream Health Monitoring and Assessment Kit - has been designed to help you find out.