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

                                                                               Noosa Coastal Hazards Adaptation Plan



Adaptation outcomes and associated actions for Tewantin
The assessment of inundation risks to Tewantin show the level of risk across all asset types in areas
adjacent to the Noosa River will very likely become intolerable within 50 years.
 Adaptation outcomes and associated actions for Tewantin
Analysis of socio-economic, environmental, and governance considerations, as well as community
 The assessment
input               of inundation
      received throughout           risks todevelopment,
                              the CHAP’s      Tewantin show       the level
                                                               indicate      of riskappropriate
                                                                         the most    across all asset  types in
                                                                                                 adaptation
 areas adjacent
pathway           to the Noosa
          for responding          River will
                           to inundation      veryinlikely
                                           risks            become
                                                     this locality  is intolerable  within 50
                                                                       one that supports      years.recreational
                                                                                           existing
and visual amenity values, as well as accessibility and infrastructure services. Therefore, the
 Analysis of socio-economic, environmental, and governance considerations, as well as community
preferred adaptation outcomes for this locality are:
 input received throughout the CHAP’s development, indicate the most appropriate adaptation
 pathway   for responding
    -	Implement    measuresto inundation
                                that protectrisks   in this recreational
                                               important     locality is one  that stormwater
                                                                           areas,  supports existing  recreational
                                                                                               network,   road and
 and visual  amenity
       footpath  assetsvalues,  as well as
                         from periodic       accessibility
                                         tidal  inundation and infrastructure services. Therefore, the
 preferred
    -	Whereadaptation
                possible,outcomes
                          re-locate for thisrecreational
                                     major    locality are:and infrastructure assets (e.g. amenities blocks,
        the Tewantin water park) outside the projected high-risk foreshore areas by 2070
     - Implement measures that protect important recreational areas, stormwater network, road
     -	Where   important
          and footpath     recreational
                         assets          assetstidal
                                 from periodic  cannot  be feasibly re-located, seek to accommodate the
                                                     inundation
     - risks
          Where   possible,the
              by adapting    re-locate
                                 designmajor  recreational
                                        of these            andadaptive
                                                  assets (e.g.     infrastructure
                                                                              landscape   assets     (e.g. amenities
                                                                                                  design)     to be more
          blocks, the Tewantin water park) outside the projected high-risk foreshore areas by 2070
        resilient
     - Re-design
     -	  Where important
                     importantrecreational assetsservice
                                road and buried    cannotinfrastructure
                                                           be feasibly re-located,
                                                                               networks to      seek   to accommodate
                                                                                                    be more      resilient to
          the risks by adapting the design of these assets (e.g. adaptive landscape design) to be
        inundation hazards.
          more resilient
     -
Figure 20 Re-design
            shows theimportant
                        expectedroad   and buried
                                   progression  of service  infrastructure
                                                   these preferred      outcomes networks between  to be2020
                                                                                                          more   andresilient
                                                                                                                        2100. to
Table 22inundation
           provides ahazards.
                        breakdown of actions in support of these outcomes, to be pursued within the
five-year life of this plan.
 Figure 20 shows the expected progression of these preferred outcomes between 2020 and 2100.
                                                       Pathways Map Legend
 Table 22 provides a breakdown of actions in support of Trigger  thesepoints
                                                                         outcomes,
                                                                             (points in time to   be apursued
                                                                                             for when              within
                                                                                                       decision needs        the
                                                                                                                      to be made)
 five-year life of this plan.                                   Commencement or future commencement of adaptation option
                                                                         Active action on this adaptation pathway
                                                                      	Effectiveness of this option may be reduced and require reassessment




      Figure 20 - Preferred long-term adaptation pathway response to projected coastal inundation risks in Tewantin
      Figure 20 - Preferred long-term adaptation pathway response to projected coastal inundation risks in Tewantin




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