securing the water future of the hunter & central coast november 2006
TRANSCRIPT
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SECURING THE WATER FUTURE OF THE HUNTER &
CENTRAL COAST
November 2006
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THE PROPOSAL
• New Dam at Tillegra.
• Improved links to the Central Coast– New water pipeline– Additional pumps at Balickera
• Major recycling project on Kooragang Island.
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NEWCASTLE
Seaham Weir
Schematic Only – Not to Scale
Produced by
Hunter Water Corporation
N
Boags Hill Control Gate
Balickera Canal (Diversion Channel)
Balickera Pumping Station
George Schroder Pumping
Station Tomaree
Groundwater Source
Bandon Grove Pipeline Weir
MAITLAND
Port Stephens
North Stockton Groundwater
Source
Grahamstown Dam
Tomago Groundwater
Source
Pacific Ocean
Mill Dam Falls Gauging Station 210010
Chichester Dam
Tillegra Gauging Station 210011
LAKE MACQUARIE
Campvale Pumping Station
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WATER CONSERVATIONWATER CONSUMED PER RESIDENTIAL PROPERTY
050
100150200250300
AC
TE
W
BR
ISB
AN
EW
AT
ER
GO
LD C
OA
ST
GO
SF
OR
D
HU
NT
ER
WA
TE
R
ME
LBO
UR
NE
SO
UT
HA
US
TR
ALI
A
SY
DN
EY
WA
TE
R
WA
TE
RC
OR
PO
RA
TIO
N
KL
/Pro
per
ty
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PLANNING FOR THE FUTURE
• Government release of Lower Hunter Regional Strategy– Additional 160,000 over 25 years.
• Draft Central Coast Strategy– Additional 64,000 people over 25 years
• Drought• Longer Term Climate Change Issues• Effective Water Resource Management
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TILLEGRA DAM
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TILLEGRA VALLEY COMMUNITY
• Hunter Water will:– Work closely with affected landholders and
lessees
– Negotiate purchase and relocation options, including timing
– Establish local Community Reference Group
– Make available senior management resource to undertake communication/consultation.
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TILLEGRA DAM
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TILLEGRA DAM
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ENVIRONMENT
• Application for approval will be made under Part 3A of EP&A Act.
• Detailed environmental investigations to be undertaken
• All stakeholders included in consultation process.
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TILLEGRA DAM
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ISSUES FOR CONSIDERATION
• Access
• Recreational Use of Tillegra Dam
• Rates
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TIMEFRAME
Commence Project November 2006
Planning/Environmental Investigations
Mid 2008
Design Mid 2008
Construction End 2012
Fill 2012 2016
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FUNDING OF TILLEGRA DAM
• $300 million project– Charges for new development
• Typically around $1000/new lot within Hunter
– Increase in charges to existing customers– Commercial arrangements to be
negotiated between Hunter & Central Coast.
• Prices will not change until mid 2009
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IMPROVED LINKS TO THE CENTRAL COAST
• Installation of additional four pumps at Balickera Water Pump Station
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NEWCASTLE
Seaham Weir
Schematic Only – Not to Scale
Produced by
Hunter Water Corporation
N
Boags Hill Control Gate
Balickera Canal (Diversion Channel)
Balickera Pumping Station
George Schroder Pumping
Station Tomaree
Groundwater Source
Bandon Grove Pipeline Weir
MAITLAND
Port Stephens
North Stockton Groundwater
Source
Grahamstown Dam
Tomago Groundwater
Source
Pacific Ocean
Mill Dam Falls Gauging Station 210010
Chichester Dam
Tillegra Gauging Station 210011
LAKE MACQUARIE
Campvale Pumping Station
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IMPROVED LINKS TO THE CENTRAL COAST
• Installation of an additional four pumps at Balickera Water Pump Station
• 7 kilometres of additional pipework– Results in increased linkage of two water
grids
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IMPROVED LINKS TO THE CENTRAL COAST
Central Coast Dam Performance with Hunter Transfers
0%
10%
20%
30%
40%
50%
60%
70%
80%
90%
100%19
88
1989
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
2001
2002
2003
2004
2005
2006
2007
To
tal s
tora
ge
With constant supply from Hunter
Actual
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IMPROVED LINKS TO THE CENTRAL COAST
• Installation of an additional four pumps at Balickera Water Pump Station
• 7 kilometres of additional pipework– Results in increased linkage of two water grids
• North Stockton/Tomago Groundwater Reserves– Planning, environmental assessment and
concept approval to access groundwater.
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FUNDING – HUNTER – CENTRAL COAST LINK• $17M package
– $7M Additional pumps
– $9M Pipeline link
– $1M Investigations
• Cost split between Hunter Water and Central Coast
• Hunter Water’s share of funding will be recovered through sales to Central Coast.
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WATER RECYCLING – KOORAGANG ISLAND
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SECURING OUR WATER FUTURE
• Secures our water future for the Hunter and Central Coast.
• Enhances the capacity of the region to continue to grow
• Build on excellent water saving efforts achieved to date.
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SECURING OUR WATER FUTURE