Transcript Powerpoint Presentation.pps

SECURING THE WATER
FUTURE OF THE HUNTER &
CENTRAL COAST
November 2006
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.
N
Chichester
Dam
Tillegra Gauging Station
210011
Bandon Grove Pipeline Weir
Mill Dam Falls Gauging Station
210010
Boags Hill Control Gate
Seaham
Weir
Balickera Canal (Diversion Channel)
Port
Balickera
Pumping Station
Grahamstown
Dam
MAITLAND
Stephens
Campvale Pumping
Station
George
Schroder Pumping
Station
Tomaree
Groundwater
Source
Tomago
Groundwater
Source
North Stockton
Groundwater
Source
Pacific
Ocean
NEWCASTLE
Produced by
LAKE MACQUARIE
Hunter Water Corporation
Schematic Only – Not to Scale
300
250
200
150
100
50
0
WATER
CORPORATION
SYDNEY
WATER
SOUTH
AUSTRALIA
MELBOURNE
HUNTER
WATER
GOSFORD
GOLD COAST
BRISBANE
WATER
ACTEW
KL/Property
WATER CONSERVATION
WATER CONSUMED PER RESIDENTIAL PROPERTY
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
TILLEGRA DAM
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.
TILLEGRA DAM
TILLEGRA DAM
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.
TILLEGRA DAM
ISSUES FOR CONSIDERATION
• Access
• Recreational Use of Tillegra Dam
• Rates
TIMEFRAME
Commence Project
November 2006
Planning/Environmental
Investigations
Mid 2008
Design
Mid 2008
Construction
End 2012
Fill
2012
2016
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
IMPROVED LINKS TO THE CENTRAL COAST
• Installation of additional four pumps
at Balickera Water Pump Station
N
Chichester
Dam
Tillegra Gauging Station
210011
Bandon Grove Pipeline Weir
Mill Dam Falls Gauging Station
210010
Boags Hill Control Gate
Seaham
Weir
Balickera Canal (Diversion Channel)
Port
Balickera
Pumping Station
Grahamstown
Dam
MAITLAND
Stephens
Campvale Pumping
Station
George
Schroder Pumping
Station
Tomaree
Groundwater
Source
Tomago
Groundwater
Source
North Stockton
Groundwater
Source
Pacific
Ocean
NEWCASTLE
Produced by
LAKE MACQUARIE
Hunter Water Corporation
Schematic Only – Not to Scale
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
IMPROVED LINKS TO THE CENTRAL COAST
Central Coast Dam Performance with Hunter Transfers
100%
90%
70%
60%
50%
40%
30%
With constant supply from Hunter
20%
Actual
10%
2007
2006
2005
2004
2003
2002
2001
2000
1999
1998
1997
1996
1995
1994
1993
1992
1991
1990
1989
0%
1988
Total storage
80%
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.
FUNDING –
HUNTER – CENTRAL COAST LINK
• $17M package
– $7M
– $9M
– $1M
Additional pumps
Pipeline link
Investigations
• Cost split between Hunter Water and
Central Coast
• Hunter Water’s share of funding will be
recovered through sales to Central Coast.
WATER RECYCLING – KOORAGANG ISLAND
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.
SECURING OUR WATER FUTURE