Natural Hazard Technical Reports

Flooding
Ashhurst Drainage Scheme (ADS) Flood Hazard Assessment Tonkin & Taylor
Feilding West Flooding Report Nov 2017
Flood Modelling and Mapping of Pahiatua Township December 2023
Flood Modelling of the Makirikiri Stream 1019994
Flood modelling of the Makowhai-Piakatutu catchment171012
Flood Modelling of the Mangaone Stream and East of Levin
Flood modelling of the Ohakea Air Base and environs 171207 Draft
Flood Modelling of the Reid Line Spillway IZ124200
Floodplain Mapping Feilding Township Adjacent Rural Semi-Rural Areas 302265
Herbertville - Risk Assessment Report Sept 2012
Lower Whanganui River Flood Protection Investigations 2016
Makotuku Stream Model September 2016
Manawatu and Rangitikei Rivers Flood Hazard Assessment Hydraulic Modelling and Mapping Report
Manawatu Gorge Flood Plain  Mapping and Website Development 204059 Part A
Manawatu Gorge Flood Plain Mapping and Website Development 20459 Part B
Mangaone Stream and Taonui Basin - Floodplain Hazard Assessment - Hydraulic Modelling and Mapping 50049 
Mangatinoka and Makakahi Rivers Flood Mapping and Website Development
Ohakune Township Flood Modelling Addendum Report July 2017
Ohau Manakau Flood Modelling and Level of Service Assessment 2021​
Ohura Flood Modelling HEC-RAS 2D
Oroua and Manawatu Rivers Flood Hazard Assessment 50084
Oroua River- Almadale to Downstream of Aorangi Bridge and Adjacent Eastern Rural Area 44801993
Palmerston North City Flood Mapping Composite Map Creation
Piriaka (Taumarunui) Flood Plain Mapping 50211
Pohangina River Flood and Hazard Mapping E204350
Rangitawa Stream Modelling Report 20240430
Taonui Basin Model Runs Flood Report 20170420
Taumarunui Flood Plain Mapping 50211
TUFLOW Model Build Report Manawatu Drainage Scheme November 2021
Upper Mangaone Stream Revision 1.0
Waikawa - Manakau Streams Floodplain Hazard Assessement Hydraulic Modelling and Mapping
Whanagehu and Turakina Rivers - Flood Hazard Mapping E204471
Woodville Hydraulic Model- Model Build Report 

Earthquake
Active Fault Mapping and Fault Avoidance and Awareness Zones for Ruapehu District  Report- 2020-87
Active Fault Mapping and Fault Avoidance and Awareness Zones for Whanganui District Report 2020-73
Active Fault Mapping and Fault Avoidance Zones for Horowhenua District and Palmerston North City Report 2018-75
Active Fault Mapping and Fault Avoidance Zones for the Rangitikei District Report 2019-168
Active Fault Mapping for Planning Purposes across the Western Part of the Tararua District Report- 2021-03
Update of hazard information for 2015 Lifelines CR2016-040 Final Report

Tsunami
Tsunami evacuation zone boundary mapping Report CR 2015-173 

Erosion (includes coastal hazards)
Akitio Herbertville Coastal Hazard Report 
Foxton Beach erosion hazard Report July 2008
Himatangi Coastal Hazard Assessment July 2015
Koitiata and Castlecliff Coastal Hazard Assessment Report June 2014
Waikawa to Waitarere Coastal Hazards Report Jan 2013

Volcanic and geothermal activity
Lahar Hazards at Ruapehu Volcano
Update of hazard information for 2015 Lifelines CR2016-040 Final Report