Environment and Waste

Water Supply

Water Supply at Mangrove Mountain


Gosford City Council collects treats and delivers drinking water to most of the Gosford Local Government Area and then transports, treats and disposes of its wastewater.

Water and Sewer Services

Since 1977, Gosford City Council has been working with Wyong Shire Council to manage the delivery of drinking water to the Central Coast.

If you suspect a water main break, sewage overflow or any other fault with the water supply or sewer network anywhere in the local government area, please contact council immediately on (02) 4325 8222. Help is available 24 hours a day, seven days a week.

Water storage levels

​Updated ​​​31 January 2018.
Central ​​Coast ​water ​storage


Current water storage levels
 Storage Storage capacity (ML)  Current volume (ML)   % Full
 Mangrove Creek Dam  190,000 128,177 ​67.5% 
 Mardi Dam  7,400 ​2,935 39.7%
 Mooney Mooney Dam  4,600 ​1,693 36.8%
 Total 202,000  132,805 65.7%

Central Coast water ​usage


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