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2021-11-15 GC Agenda - Item 7 - Attachment 1 - Coastal Hazards Adaptation Plan
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Log in to see the plans as drawn Noosa Shire Council
TEWANTIN
Setting Appendix 3 shows the change in risk profile
across various parts of Tewantin as the
Tewantin is a small riverside town strongly area exposed to the effects of periodic tidal
TEWANTIN
influenced by its heritage and riverside setting inundation increases over time. Table 21
and framed by national park. It is an important provides a summary of the changing risk profile
Setting
gateway to the Noosa River, hinterland areas
Tewantin is a small riverside town strongly influenced forbysixitsbroad
heritage asset
and types within
riverside theand
setting locality that
and Noosa North Shore. Tewantin town
framed by national park. It is an important gateway to aretheprojected
Noosa River,to be exposedareas
hinterland to theandeffects
Noosaof
centreNorth
provides
Shore.a Tewantin
wide range townofcentre
commercial,
provides a wide periodic
range of commercial,
tidal inundationretail,between
civic and present day
retail,community activities, local
civic and community employment,
activities, local parks and sporting
and 2100. facilities.
employment, parks and sporting facilities.
The areas of Tewantin that are exposed to inundation include parks
Frequent and natural is
tidal inundation areas
veryon low-lying
likely to present
land adjacent to the Noosa
The areas of Tewantin that are exposed to River and Lake Doonella, as well as Sheep, Goat, and Makepeace
risks to sections of the stormwater network and
Islands.
inundation include parks and natural areas on road network, including Moorindil Street leading
low-lying land adjacent
Risks to Tewantin to the Noosa River and up to the ferry, and the eastern approach to
Lake Doonella, as well as Sheep, Goat, and
The topography of Tewantin rises enough in many areas Doonella to putBridge.
public and
Theprivate
tourism assets
and beyond
commercial
the projected
Makepeace Islands.tidal inundated area. However, there are risks to low-lying
businesses recreational
associated parks Marina,
with Noosa such as as
the Tewantin water park and skate park, the Noosa Marina and associated vehicle parking areas,
the boat ramp, and low-lying areas surrounding and well as the accommodation
approaching the Noosa North Shore on Makepeace
Ferry
Risks to Tewantin
crossing. Island, are also expected to be at risk without
intervention. Some existing vegetation
Appendix 3 shows
The topography the change
of Tewantin rises in risk profile
enough in across various
communitiesparts ofalong
Tewantin as the
natural area exposed
foreshore locations
to the effects of periodic tidal inundation increases over time. Table 21 provides a summary of the
many areas to put public and private assets
changing risk profile for six broad asset types within and Sheepthat
the locality andareGoat Islandtoare
projected be at risk, however,
exposed to
beyond the projected tidal inundated area. it is
the effects of periodic tidal inundation between present day and 2100. likely that these will naturally transition to
However, there are risks to low-lying recreational more saltwater tolerant species.
parksFrequent
such as tidal inundationwater
the Tewantin is verypark
likely to present
and skate risks to sections of the stormwater network and
road network, including Moorindil Street leading up to the ferry, and the eastern approach to
park, the Noosa Marina and associated vehicle
Doonella Bridge. The tourism and commercial businesses associated with Noosa Marina, as well
parkingas areas, the boat ramp,
the accommodation and low-lying
on Makepeace Island, are also expected to be at risk without intervention.
areasSome existing and
surrounding vegetation communities
approaching along natural foreshore locations and Sheep and Goat
the Noosa
NorthIsland
Shoreare at risk,
Ferry however, it is likely that these will naturally transition to more saltwater tolerant
crossing.
species.
Asset Type Inundation risk by year
Present Day 2040 2070 2100
Tourism Low Medium High
Business Low Medium High
Residential Low High
Infrastructure Low Medium High Very High
Recreational Low Medium High Very High
Natural Low Medium High
Table 21 - Change in Tewantin asset risk profiles across planning horizons
Table 21 - Change in Tewantin asset risk profiles across planning horizons
The existing methods for mitigating inundation risks in Tewantin are:
The existing methods for mitigating inundation risks in Tewantin 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
buildings
- A small number of revetment walls along the Noosa River shoreline, primarily in and
adjacent
- A small numberto of
Noosa Marina walls along the Noosa River shoreline, primarily in and adjacent
revetment
to Noosa Marina
Page 70
Noosa Council – Coastal Hazards Adaptation Plan Page 71
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