Ashburton liquefaction vulnerability categories 2024

This dataset delineates zones of liquefaction susceptibility within the Ashburton districts.

Created by: canterburymaps
Last updated: Wednesday, July 31, 2024

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Description

This dataset provides liquefaction vulnerability categories for Ashburton District, February 2024. The vulnerability categories are those set out in the Ministry for Business, Innovation and Employment and Ministry for the Environment's 2017 Planning and engineering guidance for potentially liquefaction-prone land. The categories were derived from a Level A (Basic Desktop) assessment using available geological, geomorphological, topographical, aerial imagery, groundwater and seismic hazard information. The accompanying report is Jack, H., 2024, Revised liquefaction information for Ashburton District. Environment Canterbury report R24/01.

Map Credits

Drawn by Helen Jack, Environment Canterbury. Peer reviewed by Nick Traylen, Geotech Consulting (NZ) Ltd.

Access and Use Constraints

Creative Commons License

Creative Commons Attribution 3.0 New Zealand License

Map Contents

Basemap:
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