Browse data gwrc_tsunami_evac_v21

Greater Wellington Regional Council — Tsunami Evac V21

Geospatial polygon layer from Wellington Region Councils. Each feature carries the attributes listed below; geometry is provided as WKT in WGS84.

Licence: CC-BY 4.0 Source: Wellington Region Councils (www.gw.govt.nz), CC-BY 4.0.

Data as of 2026-06-01  · monthly  · 61 rows

Map preview
Showing 61 sample features
CRS
EPSG:4326

Centroids only — full geometry available via the API or CSV download.

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Dataset ID
gwrc_tsunami_evac_v21
Data source
Wellington Region Councils
Last refreshed
2026-06-01
Refresh cadence
monthly
API endpoint
https://api.eolas.fyi/v1/datasets/gwrc_tsunami_evac_v21/data

Columns (14)

schema glossary · auto-generated
Column Type Description
fid long Internal feature ID
object_id double Internal feature ID (ArcGIS OBJECTID)
zone_class double Zone class
col_code string Col code
evac_zone string Evac zone
location string Location
info string Info
heights string Heights
shape_leng double Geometry length/perimeter (source projection units)
shape_area double Polygon area (source projection units)
la string La
modelling string Modelling
shape_length double Geometry length/perimeter (source projection units)
geometry_wkt string Geometry as WKT (WGS84) — MULTIPOLYGON/POINT/LINESTRING

How to query this dataset

Fetch all data (JSON)
curl https://api.eolas.fyi/v1/datasets/gwrc_tsunami_evac_v21/data \
  -H "X-API-Key: your_key_here"
Filter by date range
curl "https://api.eolas.fyi/v1/datasets/gwrc_tsunami_evac_v21/data?start=2020-01-01&end=2024-12-31" \
  -H "X-API-Key: your_key_here"
Download as CSV
curl "https://api.eolas.fyi/v1/datasets/gwrc_tsunami_evac_v21/data?format=csv" \
  -H "X-API-Key: your_key_here" -o gwrc_tsunami_evac_v21.csv

Data preview

Hidden in preview: geometry_wkt — fetch via the API or download CSV to get the full data.
FidObject IdZone ClassCol CodeEvac ZoneLocationInfoHeightsShape LengShape AreaLaModellingShape Length
11.03.0yellowSelf Evacuation ZonePorirua coastLocal source tsunami < 1hr travel time (large local earthquake)7-8 m wave - runup elevations approx. 15 m above MHWS143444.3296286375834.3046875Porirua City Councilattenuation relationship inundation runup rule (2008)190456.45134242653
22.02.0orangeCDEM Evacuation ZonePorirua coast500yr distant or regional source tsunami2.0 m wave - runup elevations approx. 4.0 m above MHWS122640.6171036328989.78125Porirua City Councilattenuation relationship inundation runup rule (2008)162829.763514245
33.01.0redShore Exclusion ZonePorirua coastAll tsunami sources emergency evacuation zone - self and CDEM initiated1.0 m wave - runup elevations approx. 2.0 m above MHWS90466.717644718336075.8359375Porirua City Councilorthophoto and digitial elevation model analysis and inundation runup rule (2008)120099.01176783071
44.03.0yellowSelf evacuation zoneCarterton coastLocal source tsunami < 1 hour travel time (large local earthquake)10-15 m wave - runup elevations approx. 25-35 m above MHWS72557.059110712009402.375Carterton District Councilattenuation relationship inundation runup rule (2008)96539.38353112654
55.02.0orangeCDEM evacuation zoneCarterton coast500yr distant or regional source tsunami5.0 m wave - runup elevations approx. 10 m above MHWS62328.900442811062988.0234375Carterton District Councilattenuation relationship inundation runup rule (2008)82954.59129220273

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