Christchurch coastal hazards online portal
This website presents information about coastal hazards across Christchurch District, and how these could change over time with sea level rise. This information comes from the 2021 Coastal Hazard Assessment, which was carried out for the Council by the environmental and engineering consultancy Tonkin + Taylor
Created by: Christchurch_City_Council
Last updated: Wednesday, September 6, 2023
Description
This website presents information about coastal hazards across Christchurch District:
- Coastal Flooding – See how sea level rise and dune erosion could change the area and depth of flooding in frequent, occasional and rare flood events.
- Coastal Erosion – See how sea level rise and long-term coastal processes could change the area of land potentially prone to coastal erosion.
- Groundwater – See how sea level rise could cause a rise in groundwater level, resulting in wet ground or surface ponding.
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Access and Use Constraints
This work is licensed under a Creative Commons Attribution 3.0 New Zealand License
Map Contents
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