Prospect South to Macarthur (ProMac)

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Under the ProMac project we are building new drinking water pipelines and infrastructure between Prospect South and Macarthur as part of Sydney Water's long-term plan to extend the city’s water capacity and supply.

ProMac will upgrade our existing water reservoirs at Liverpool, Cecil Park and Currans Hill as well as build two new reservoirs at Oran Park. This will allow for an extra 100 Megalitres of additional reservoir capacity in Western Sydney. That’s the equivalent of about 50 Olympic-sized swimming pools!

We’re also building 15 km of additional pipework, three pumping stations and upgrading our existing network to ensure growing communities in South Western Sydney have access to clean drinking water.

Sydney Water is investing in new infrastructure that will support the growing, dynamic South Western Sydney.

ProMac will help Sydney Water deliver on its vision of creating a better life with world-class water services.

Under the ProMac project we are building new drinking water pipelines and infrastructure between Prospect South and Macarthur as part of Sydney Water's long-term plan to extend the city’s water capacity and supply.

ProMac will upgrade our existing water reservoirs at Liverpool, Cecil Park and Currans Hill as well as build two new reservoirs at Oran Park. This will allow for an extra 100 Megalitres of additional reservoir capacity in Western Sydney. That’s the equivalent of about 50 Olympic-sized swimming pools!

We’re also building 15 km of additional pipework, three pumping stations and upgrading our existing network to ensure growing communities in South Western Sydney have access to clean drinking water.

Sydney Water is investing in new infrastructure that will support the growing, dynamic South Western Sydney.

ProMac will help Sydney Water deliver on its vision of creating a better life with world-class water services.

  • Thank you Cecil Hills community

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    Sydney Water has a long-term plan to increase resilience in our network and extend the city’s water capacity and supply.

    As part of the Prospect South to Macarthur (ProMac) program we have finished constructing a new drinking water pipeline, new reservoir, pump station and re-chlorination plant (RCP) at Cecil Hills to service the Liverpool area.

    We are pleased to advise the landscaping and restoration work on the Liverpool pump station (Cecil Hills) site is finished. The landscaping contractor will maintain the site to ensure the grasses and saplings planted thrive. Mowing and weed maintenance will be ongoing by the Sydney Water team.

    Sydney Water takes this opportunity to sincerely thank the Cecil Hills community for your patience and cooperation while we undertook this vital work. Particularly those residents bordering our site in Stein Place, Davina Crescent, Earl Place, Edinburgh Circuit, and Louise Place.


  • Important information for residents of Badgerys Creek and surrounding areas

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    Sydney Water Corporation (Sydney Water) is working to expand our network to meet increased demands from growth in South West Sydney, ensuring our existing and future customers continue to have reliable access to clean drinking water.

    To service the ongoing development within Western Sydney including the Western Sydney Airport (WSA), a new trunk water main is being constructed from Western Road, along Overett Avenue under South Creek to Martin Road and onto the WSA site at Badgerys Creek, along Elizabeth Drive.

    Work is about to commence on the eastern verge of Martin Road, near the intersection of Elizabeth Drive at 10 Martin Road. This will involve the construction of a microtunnel pit. To avoid road closures and maximise the safety of our construction team we will be working nights and all-day Saturday and Sunday this week.

    Upcoming work - out of hours.

    Monday 19 August to Saturday 24 August 9pm–5am (Night crew)

    Saturday 24 August and Sunday 25 August. 7am–8pm (Day crew)

    Our standard work hours are:

    Monday to Friday 7am - 6pm

    Saturday 8am - 1pm

    This work will involve:

    • Construction of the microtunnel receival pit.
    • Positioning of pipes along roadside verge on Martin Road.
    • Excavating machinery, trucks and other heavy equipment will be in the area.
    • Lighting and safety controls will be in place. Traffic control measures will also be in place.
    • We do predict this work to be noisy and every effort will be made to minimise disruptions to the area.

    Sydney Water has engaged ACCIONA as Delivery Partner and representatives of Sydney Water. Athassel Civil Pty Ltd is the principle contractor for this work. If you have any questions or require further information, please do not hesitate to contact our Community Engagement Manager, Julie Adams, (promac@sydneywater.com.au 1800 678 098).

    Construction managers and community liaison personnel are on site, please feel free to approach them should you need any assistance during construction hours. We request road users and residents to observe construction zone speed limits to assist with the safety of our construction crews.

    Thank you for your understanding and cooperation during this important work.

  • Currans Hill Reservoir update

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    Further to our notification in July, we can now confirm the four sections of the stair tower for the Currans Hill Reservoir will arrive on Monday 19 August at 5am.

    As the stair tower is ‘oversize’, two 40 foot semi-trailers are required to deliver it to site outside peak hours to minimise impacts on traffic. Four ‘wide load’ escort vehicles will also accompany the semi- trailers.

    An approved traffic route issued by Camden Council is included for your reference. All appropriate out of hours permits have been lodged and approved by Transport for NSW and Sydney Water.

    We ask all residents who live on the approved route to consider the following on Sunday (18 August) night:

    • Avoid street parking where possible.

    • Street parking should avoid vehicles parking opposite (parallel) another vehicle. As mentioned, the two trucks are wide loads, two vehicles parked on either side of the road will prevent the trucks access. Please stagger vehicles or park on the same side of the road. Particularly those residents in Manooka Road.

    Out of Hours delivery:

    • The complexities of this delivery requires an out of hours delivery to site in Manooka Road at 5am. Residents in Manooka Road may notice some noise associated with the trucks arrival and delivery to site. We will do our best to minimise noise and light disturbances.

    • Site managers will be placing traffic cones where possible along the route on Sunday evening to avoid cars parking in those areas. Please do not remove these cones and make alternative arrangements to park your vehicle.

    Where do I get more information and help?

    If you would like to know more, please contact our community engagement team on 1800 678098, email us at ProMac@sydneywater.com.au or visit sydneywatertalk.com.au\ProMac.. For 24-hour service difficulties or emergencies, please call Sydney Water on 13 20 90.

  • Important information for Currans Hill residents

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    Sydney Water is working to expand our network to meet increased demands from growth in South West Sydney, ensuring our existing and future customers continue to have reliable access to clean drinking water.

    As part of the Prospect to Macarthur (ProMac) project we have been replacing the old reservoir (off Manooka Road) in Currans Hill, including associated pipework and connections so that it may reliably supply water to the community for decades to come.

    We are pleased to advise work at the Currans Hill reservoir is nearing completion. The painting and blasting of the reservoir is finished, as are civil works required for the installation of the stair tower.

    The next major milestone is the delivery of the stair tower. This will arrive on a 40 foot semi-trailer across four separate deliveries. The stair tower will be “oversize” on the semi-trailer so will have a “wide load” escort vehicle accompanying it. This will occur the week beginning 22 July until mid August 2024. Specific dates and times are to be confirmed, this notice is to inform the community in advance and to advise you there may be further information with short notice.

    An approved traffic route issued by Camden Council is included for your reference.

    We encourage those residents who live on this route to consider the following:

    • Avoid street parking where possible.
    • Any street parking should avoid parking opposite (parallel) another vehicle. The truck is a wide load, two vehicles parked on either side of the road may prevent the trucks access. Please stagger vehicles or park on the same side of the road.
    • Those residents on the transport route please register your email with us (ProMac@sydneywater.com.au) to allow us to provide more information on times and dates of this delivery.

    Our standard work hours:

    • 7:00 am to 6:00 pm Monday to Friday
    • 8:00 am to 1:00 pm Saturday. We will not work public holidays.

    Out of Hours delivery:

    • The complexities of this delivery may require out of hours delivery to site. We will inform residents on the transport route more details in the coming weeks if this is required.

    Where do I get more information and help?

    If you would like to know more, please contact our community engagement team on 1800 678098, email us at ProMac@sydneywater.com.au or visit sydneywatertalk.com.au\ProMac. If you need to make special arrangements with us, please reach out so we can work with you. For 24-hour service difficulties or emergencies, please call Sydney Water on 13 20 90.

  • Update on works - Currans Hill Reservoir

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    Sydney Water is working to expand our network to meet increased demands from growth in South West Sydney, ensuring our existing and future customers continue to have reliable access to clean drinking water. As part of the Prospect to Macarthur (ProMac) project we have replaced the reservoir in Currans Hill so that it can reliably supply water to the community for decades to come.

    At the Currans Hill Reservoir we are nearing completion and are in the final stages of blasting and painting, installing the stair tower and civil works. You will begin to see an increase in traffic as we finalise construction and demobilise from the site. We will continue to update you on our progress and further scheduled work.

    Upcoming work:

    Previous out of hours work permits expired in May. As our work is nearing completion, to meet critical milestones we will be working outside regular hours on Saturdays from 7am to 5pm. Commencing Saturday 29 June 2024 until Saturday 7 September 2024,

    Our standard work hours:

    • 7:00 am to 6:00 pm Monday to Friday.
    • 8:00 am to 1:00 pm Saturday.

    This work will involve:

    • Abrasive blasting of tank shell during standard hours.
    • Painting of tank shell during extended Saturday hours.
    • Reservoir completion general work.

    What you need to know:

    Thank you for your support and patience during this essential work. We know our work can be disruptive, so we’ll make every effort to reduce any impact this work may have on you. To help minimise the impact the following is being implemented.

    • Scheduling painting for hours 1-5pm Saturday. Painting deemed the least noisy activity.
    • Switching off all truck radios (commercial) upon arrival at site and use truck communication radios with truck cabin windows and doors closed.
    • No unnecessary loud noises (e.g.talking loudly, slamming doors).
    • Arranging the work site to minimise the use of movement alarms on vehicles and mobile plant equipment and keep truck reversing to a minimum.
    • Taking extra care to minimise noise while loading or unloading trucks with materials or equipment (e.g.avoid dropping materials from height and metal to metal contact).
    • Turning off plant and equipment that is not being used and don’t leave trucks idling near homes.
  • Update on Works - Oran Park Reservoirs

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    Sydney Water is working to expand our network to meet increased demands from growth in South West Sydney, ensuring our existing and future customers continue to have reliable access to clean drinking water.

    As part of the Prospect to Macarthur (ProMac) program we are building two new water reservoirs in Oran Park to provide drinking water services for 84,000 new homes in the South West Growth Area, Western Sydney Aerotropolis Growth Area, Liverpool CBD and Menangle Park.

    Upcoming work

    Our contractor CB&I Australia are currently constructing two 24ML steel reservoirs at Oran Park. To meet critical project milestones, we will have equipment running at night from Friday 28 June 2024 through to Sunday 29 September 2024, weather permitting. This equipment will continue to run from 6pm through to 8am, 7 days a week.

    Equipment at Night

    • A dehumidifier and generator will be located on the site surrounded by a Sonic Quilt Noise Blanket to reduce any noise impact. This equipment is required to support painting activities being undertaken throughout winter and spring.

    Construction traffic and impacts

    • Light and heavy vehicles will continue to enter and exit the site via access off The Northern Road. Use of the Southern Access Road off Brundson Road will be avoided during out of hours work where practical. Refer to map overleaf.
    • Parking of light and heavy vehicles will be confined to the construction site.

    What you need to know

    • The running of this equipment is not expected to be disruptive.

    Standard work hours

    • 7am to 6pm Monday to Friday
    • 8am to 1pm Saturday. We will not work on Public Holidays.

  • Update on works - Harrington Park Pump Station

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    Sydney Water is working to expand our network to meet increased demands from growth in South West Sydney.

    As part of the Prospect to Macarthur (ProMac) program we are building two new water reservoirs in Oran Park to provide drinking water services for 84,000 new homes in the South West Growth Area, Western Sydney Aerotropolis Growth Area, Liverpool CBD and Menangle Park.

    When completed these reservoirs will be connected to the Harrington Park Pump Station ensuring our existing and future customers continue to have reliable access to clean drinking water. We thank you for your patience and cooperation as we complete this critical infrastructure.

    Upcoming work

    Sydney Water is currently working with Endeavour Energy to energise the water pumping station. To meet critical project milestones and ensure the safe transition of the power supply we will be working outside standard hours Saturday 29 June 2024, 1pm – 5pm and Sunday 30 June 2024, 7am – 10.30 am.

    Standard work hours:

    • 7am to 6pm Monday to Friday
    • 8am to 1pm Saturday

    This work will involve:

    • Light vehicle movements.
    • Light tools and generators in use.

    Construction traffic and impacts:

    • The works are not expected to impact the current motorists, cyclists or pedestrians on the Northern Road or nearby housing estates.

    What you need to know:

    We know our work can be disruptive at times so we’ll make every effort to minimise disturbances by:

    • Turning off all vehicles when not in use.
    • Completing the noisiest work during standard hours.


  • Upcoming work Badgerys Creek and Kemps Creek.

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    Sydney Water Corporation ABN 49 776 225 038 (Sydney Water) is working to expand our network to meet increased demands from growth in South West Sydney, ensuring our existing and future customers continue to have reliable access to clean drinking water. To do this, we are planning to provide new and upgraded drinking water services to both residential and commercial areas within the Western Sydney Aerotropolis Growth Area (WSAGA).

    To service the ongoing development within Western Sydney including the Western Sydney Airport (WSA), a new trunk water main has been designed to run from Western Road, Kemps Creek, to the WSA site at Badgerys Creek.

    Works will include:

    • Service locating the alignment to verify design information
    • Installation of new DN750 watermain along Overett Avenue and Martin Road
    • Horizontal Direction Drilling under South Creek and Badgerys Creek
    • Micro-tunnel crossing of Elizabeth Drive.


    Horizontal Directional Drilling (HDD) early works commenced along Elizabeth Drive, Badgerys Creek in November 2023. The next stage of the project is due to commence mid May. During this time, residents in Overett Avenue and Martin Road will notice an increase in construction traffic, with traffic controls being used to ensure a safe environment for work crews and road users.

    We have included below an indicative aerial map of where the pipeline will be delivered. If you have any questions or enquiries, please contact the ProMac Community Team on 1800 678 098.

  • Harrington Park Pump Station update

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    Since our December newsletter we have made good progress at Harrington Park Pump Station. The main focus has been on internal tasks, with electrical and cable work nearing completion, to be succeeded by HV electrical energisation and commissioning activities. Moreover, the installation of the permanent noise wall is complete, in the community favored “monument” colour has been successfully finished.

    Civil works have commenced to finish the carpark and access driveways as well as landscaping at the rear of the site. Although there are remaining tasks, we anticipate completion by end May.

    Landscaping plans

    Planning is underway to restore this site. Once a landscaper and design is finalised we will inform the Harrington Park community accordingly.

    When construction of Harrington Park Pump Station is complete, the team will leave the site until the Oran Park reservoirs are constructed. They will then return to complete the remaining commissioning activities, before bringing the station into full operation.

  • April Newsletter - Oran Park

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    Sydney Water has a long-term plan to increase resilience in our network and extend the city’s water capacity and supply.

    As part of the Prospect South to Macarthur (ProMac) program we are currently constructing two 24 megalitre water reservoirs at Oran Park and a rechlorination plant.

    When complete the reservoirs will hold equivalent to 50 olympic sized swimming pools. They will be connected to the new pump station at Harrington Park to increase supply to the Macarthur region.

    While we do our best to minimise the impact on the community we do appreciate the work we do can impact some more than others. We thank the Oran Park and Harrington Park communities for your patience and cooperation.

    Oran Park out of hours work

    As we progress tank construction we will continue to occasionally work outside of our standard hours. Standard work hours are:

    7am to 6pm Monday to Friday

    8am to 1pm Saturday. We will not work on Public Holidays.

    Currently extended hours of operation are in place on Saturday 1pm to 6pm and Sunday, 8am to 6pm until 27 October 2024.

Page last updated: 06 Sep 2024, 11:36 AM