Data sources and credits
Trig is built on public data. Every publisher here asks to be credited, and each credit below is the one its licence asks for. NIWA and Avalanche NZ forecasts are linked, never shown on the site.
Toitū Te Whenua Land Information New Zealand
Topographic map and hillshade (LINZ Basemaps), slope shading, NZ Gazetteer place names, tide predictions and track elevation data.
Sourced from the LINZ Data Service and licensed for reuse under CC BY 4.0. Map tiles from LINZ Basemaps: © Toitū Te Whenua LINZ, CC BY 4.0, LINZ Topographic and Property data.
Toitū Te Whenua does not own the copyright in the elevation data it publishes. Elevation profiles, hillshade relief and slope shading: sourced from LINZ, CC BY 4.0.
Department of Conservation Te Papa Atawhai
Track, hut, campsite and hunting area data, page content, photos and alerts.
Crown Copyright: Department of Conservation Te Papa Atawhai 2026, licensed under CC BY 4.0. Hunting area data retrieved 31 July 2026 and may now be out of date. Photos are credited on each page. Photos DOC doesn't license for reuse are left out.
Herenga ā Nuku Aotearoa | Te Araroa Trust
Te Araroa section routes and elevation data.
Te Araroa section routes © Herenga ā Nuku Aotearoa | Te Araroa Trust 2026, licensed for reuse under the Creative Commons Attribution 4.0 International licence.
Manaaki Whenua - Landcare Research
Land cover along tracks, for the cover strip, longest open stretch and bushline on elevation charts (mapped summer 2023/24).
Land cover from the LCDB v6.0 - Land Cover Database version 6.0, Mainland New Zealand, © Manaaki Whenua - Landcare Research, licensed under CC BY 4.0.
MetService
Severe weather watches and warnings.
Severe weather warnings © Meteorological Service of New Zealand Limited 2026, licensed under CC BY 4.0.
Apple
Weather forecasts, sunrise and sunset.
Weather data provided by Apple Weather.