2021-11-15 GC Agenda - Item 7 - Attachment 1 - Coastal Hazards Adaptation Plan

                                                                             Noosa Coastal Hazards Adaptation Plan




                Asset Type                             Inundation risks by year
                                   Present Day               2040                2070               2100
                Tourism                       Low                                High             Very High
                Business                 Low               Medium                High             Very high
                Residential              Low               Medium                          High
                Infrastructure                   Medium                          High             Very High
                Recreational             Low               Medium                       Very High
                Natural                  Low               Medium                          High
                          Table 19 - Change in Noosaville asset risk profiles across planning horizons
                     Table 19 - Change in Noosaville asset risk profiles across planning horizons

      The existing methods for mitigating inundation risks in Noosaville are:
The existing methods for mitigating inundation risks in Noosaville are:
          -   Planning and land use regulations are in place including minimum floor heights for new
    -	Planning  and land use regulations are in place including minimum floor heights for new
             buildings
         - Minor revetment walls along the Noosa River shoreline
       buildings
    - Minor revetment walls along the Noosa River shoreline
      Adaptation outcomes and associated actions for Noosaville
Adaptation outcomes and associated actions for Noosaville
      The assessment of inundation risks in Noosaville show the level of risk across all asset types in
The assessment   of inundation
     areas adjacent to the Noosarisks
                                  RiverinisNoosaville   show intolerable
                                            likely to become the level ofbyrisk
                                                                             the across all asset types in areas
                                                                                 year 2070.
adjacent to the Noosa River is likely to become intolerable by the year 2070.
      Given a range socio-economic, environmental, and governance considerations, as well as
Givensignificant
       a range of     socio-economic,
                   levels                environmental,
                           of community feedback           andthe
                                                   throughout    governance     considerations,
                                                                    CHAP’s development,              as well
                                                                                              the most        as
                                                                                                         suitable
      and   feasible  adaptation pathway  for responding  to inundation   risks in this locality
significant levels of community feedback throughout the CHAP’s development, the most suitable andis one that
      supports existing recreational and visual amenity values, accessibility and infrastructure services,
feasible  adaptation pathway for responding to inundation risks in this locality is one that supports
      and current levels of residential, commercial and retail development.
existing recreational and visual amenity values, accessibility and infrastructure services, and current
levelsAs
       of aresidential,
             result, the preferred adaptation
                          commercial           outcomes
                                      and retail         for this locality are:
                                                   development.
         - the
As a result, Implement measures
                preferred       that protect
                          adaptation         important
                                      outcomes         recreational
                                                 for this           areas, stormwater network, road
                                                          locality are:
              and footpath assets from periodic tidal inundation
    -	Implement
         - Wheremeasures        that protect
                     possible, re-locate major important   recreational
                                                 recreational            areas, stormwater
                                                              and infrastructure              network, road and
                                                                                 assets (e.g. amenities
             blocks)
       footpath      outside
                assets  fromthe   project tidal
                               periodic    high-risk foreshore areas by 2070
                                                inundation
          -   Where important recreational assets (e.g. Apex Park) cannot be feasibly re-located, seek to
    -	Whereaccommodate
               possible, re-locate  major recreational and infrastructure assets (e.g. amenities blocks)
                            the risks by adapting the design of these assets (e.g. tolerant vegetation
       outside
             types) to be more resilientforeshore
                the project high-risk              areas
                                          during and after by 2070 events
                                                           inundation
          -   Re-design important service infrastructure networks (e.g. road corridors) to be more
    -	Where important recreational assets (e.g. Apex Park) cannot be feasibly re-located, seek to
             resilient to projected changes in hazard extents
       accommodate the risks by adapting the design of these assets (e.g. tolerant vegetation types)
       to be more resilient during and after inundation events
    -	Re-design important service infrastructure networks (e.g. road corridors) to be more resilient to
       projected changes in hazard extents




      Noosa Council – Coastal Hazards Adaptation Plan                                                         Page 68




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